Merge loaders package into git_commands package

pkg/commands/git_commands/branch_loader.go

@@ -0,0 +1,204 @@
+package git_commands
+
+import (
+	"regexp"
+	"strings"
+
+	"github.com/jesseduffield/generics/set"
+	"github.com/jesseduffield/generics/slices"
+	"github.com/jesseduffield/go-git/v5/config"
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/common"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+)
+
+// context:
+// we want to only show 'safe' branches (ones that haven't e.g. been deleted)
+// which `git branch -a` gives us, but we also want the recency data that
+// git reflog gives us.
+// So we get the HEAD, then append get the reflog branches that intersect with
+// our safe branches, then add the remaining safe branches, ensuring uniqueness
+// along the way
+
+// if we find out we need to use one of these functions in the git.go file, we
+// can just pull them out of here and put them there and then call them from in here
+
+type BranchLoaderConfigCommands interface {
+	Branches() (map[string]*config.Branch, error)
+}
+
+// BranchLoader returns a list of Branch objects for the current repo
+type BranchLoader struct {
+	*common.Common
+	getRawBranches       func() (string, error)
+	getCurrentBranchName func() (string, string, error)
+	config               BranchLoaderConfigCommands
+}
+
+func NewBranchLoader(
+	cmn *common.Common,
+	getRawBranches func() (string, error),
+	getCurrentBranchName func() (string, string, error),
+	config BranchLoaderConfigCommands,
+) *BranchLoader {
+	return &BranchLoader{
+		Common:               cmn,
+		getRawBranches:       getRawBranches,
+		getCurrentBranchName: getCurrentBranchName,
+		config:               config,
+	}
+}
+
+// Load the list of branches for the current repo
+func (self *BranchLoader) Load(reflogCommits []*models.Commit) ([]*models.Branch, error) {
+	branches := self.obtainBranches()
+
+	reflogBranches := self.obtainReflogBranches(reflogCommits)
+
+	// loop through reflog branches. If there is a match, merge them, then remove it from the branches and keep it in the reflog branches
+	branchesWithRecency := make([]*models.Branch, 0)
+outer:
+	for _, reflogBranch := range reflogBranches {
+		for j, branch := range branches {
+			if branch.Head {
+				continue
+			}
+			if strings.EqualFold(reflogBranch.Name, branch.Name) {
+				branch.Recency = reflogBranch.Recency
+				branchesWithRecency = append(branchesWithRecency, branch)
+				branches = slices.Remove(branches, j)
+				continue outer
+			}
+		}
+	}
+
+	branches = slices.Prepend(branches, branchesWithRecency...)
+
+	foundHead := false
+	for i, branch := range branches {
+		if branch.Head {
+			foundHead = true
+			branch.Recency = "  *"
+			branches = slices.Move(branches, i, 0)
+			break
+		}
+	}
+	if !foundHead {
+		currentBranchName, currentBranchDisplayName, err := self.getCurrentBranchName()
+		if err != nil {
+			return nil, err
+		}
+		branches = slices.Prepend(branches, &models.Branch{Name: currentBranchName, DisplayName: currentBranchDisplayName, Head: true, Recency: "  *"})
+	}
+
+	configBranches, err := self.config.Branches()
+	if err != nil {
+		return nil, err
+	}
+
+	for _, branch := range branches {
+		match := configBranches[branch.Name]
+		if match != nil {
+			branch.UpstreamRemote = match.Remote
+			branch.UpstreamBranch = match.Merge.Short()
+		}
+	}
+
+	return branches, nil
+}
+
+func (self *BranchLoader) obtainBranches() []*models.Branch {
+	output, err := self.getRawBranches()
+	if err != nil {
+		panic(err)
+	}
+
+	trimmedOutput := strings.TrimSpace(output)
+	outputLines := strings.Split(trimmedOutput, "\n")
+
+	return slices.FilterMap(outputLines, func(line string) (*models.Branch, bool) {
+		if line == "" {
+			return nil, false
+		}
+
+		split := strings.Split(line, "\x00")
+		if len(split) != 4 {
+			// Ignore line if it isn't separated into 4 parts
+			// This is probably a warning message, for more info see:
+			// https://github.com/jesseduffield/lazygit/issues/1385#issuecomment-885580439
+			return nil, false
+		}
+
+		return obtainBranch(split), true
+	})
+}
+
+// Obtain branch information from parsed line output of getRawBranches()
+// split contains the '|' separated tokens in the line of output
+func obtainBranch(split []string) *models.Branch {
+	name := strings.TrimPrefix(split[1], "heads/")
+	branch := &models.Branch{
+		Name:      name,
+		Pullables: "?",
+		Pushables: "?",
+		Head:      split[0] == "*",
+	}
+
+	upstreamName := split[2]
+	if upstreamName == "" {
+		// if we're here then it means we do not have a local version of the remote.
+		// The branch might still be tracking a remote though, we just don't know
+		// how many commits ahead/behind it is
+		return branch
+	}
+
+	track := split[3]
+	if track == "[gone]" {
+		branch.UpstreamGone = true
+	} else {
+		re := regexp.MustCompile(`ahead (\d+)`)
+		match := re.FindStringSubmatch(track)
+		if len(match) > 1 {
+			branch.Pushables = match[1]
+		} else {
+			branch.Pushables = "0"
+		}
+
+		re = regexp.MustCompile(`behind (\d+)`)
+		match = re.FindStringSubmatch(track)
+		if len(match) > 1 {
+			branch.Pullables = match[1]
+		} else {
+			branch.Pullables = "0"
+		}
+	}
+
+	return branch
+}
+
+// TODO: only look at the new reflog commits, and otherwise store the recencies in
+// int form against the branch to recalculate the time ago
+func (self *BranchLoader) obtainReflogBranches(reflogCommits []*models.Commit) []*models.Branch {
+	foundBranches := set.New[string]()
+	re := regexp.MustCompile(`checkout: moving from ([\S]+) to ([\S]+)`)
+	reflogBranches := make([]*models.Branch, 0, len(reflogCommits))
+
+	for _, commit := range reflogCommits {
+		match := re.FindStringSubmatch(commit.Name)
+		if len(match) != 3 {
+			continue
+		}
+
+		recency := utils.UnixToTimeAgo(commit.UnixTimestamp)
+		for _, branchName := range match[1:] {
+			if !foundBranches.Includes(branchName) {
+				foundBranches.Add(branchName)
+				reflogBranches = append(reflogBranches, &models.Branch{
+					Recency: recency,
+					Name:    branchName,
+				})
+			}
+		}
+	}
+	return reflogBranches
+}

pkg/commands/git_commands/branch_loader_test.go

@@ -0,0 +1,52 @@
+package git_commands
+
+// "*|feat/detect-purge|origin/feat/detect-purge|[ahead 1]"
+import (
+	"testing"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestObtainBanch(t *testing.T) {
+	type scenario struct {
+		testName       string
+		input          []string
+		expectedBranch *models.Branch
+	}
+
+	scenarios := []scenario{
+		{
+			testName:       "TrimHeads",
+			input:          []string{"", "heads/a_branch", "", ""},
+			expectedBranch: &models.Branch{Name: "a_branch", Pushables: "?", Pullables: "?", Head: false},
+		},
+		{
+			testName:       "NoUpstream",
+			input:          []string{"", "a_branch", "", ""},
+			expectedBranch: &models.Branch{Name: "a_branch", Pushables: "?", Pullables: "?", Head: false},
+		},
+		{
+			testName:       "IsHead",
+			input:          []string{"*", "a_branch", "", ""},
+			expectedBranch: &models.Branch{Name: "a_branch", Pushables: "?", Pullables: "?", Head: true},
+		},
+		{
+			testName:       "IsBehindAndAhead",
+			input:          []string{"", "a_branch", "a_remote/a_branch", "[behind 2, ahead 3]"},
+			expectedBranch: &models.Branch{Name: "a_branch", Pushables: "3", Pullables: "2", Head: false},
+		},
+		{
+			testName:       "RemoteBranchIsGone",
+			input:          []string{"", "a_branch", "a_remote/a_branch", "[gone]"},
+			expectedBranch: &models.Branch{Name: "a_branch", UpstreamGone: true, Pushables: "?", Pullables: "?", Head: false},
+		},
+	}
+
+	for _, s := range scenarios {
+		t.Run(s.testName, func(t *testing.T) {
+			branch := obtainBranch(s.input)
+			assert.EqualValues(t, s.expectedBranch, branch)
+		})
+	}
+}

pkg/commands/git_commands/commit_file_loader.go

@@ -0,0 +1,56 @@
+package git_commands
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/jesseduffield/generics/slices"
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/common"
+	"github.com/samber/lo"
+)
+
+type CommitFileLoader struct {
+	*common.Common
+	cmd oscommands.ICmdObjBuilder
+}
+
+func NewCommitFileLoader(common *common.Common, cmd oscommands.ICmdObjBuilder) *CommitFileLoader {
+	return &CommitFileLoader{
+		Common: common,
+		cmd:    cmd,
+	}
+}
+
+// GetFilesInDiff get the specified commit files
+func (self *CommitFileLoader) GetFilesInDiff(from string, to string, reverse bool) ([]*models.CommitFile, error) {
+	reverseFlag := ""
+	if reverse {
+		reverseFlag = " -R "
+	}
+
+	filenames, err := self.cmd.New(fmt.Sprintf("git diff --submodule --no-ext-diff --name-status -z --no-renames %s %s %s", reverseFlag, from, to)).DontLog().RunWithOutput()
+	if err != nil {
+		return nil, err
+	}
+
+	return getCommitFilesFromFilenames(filenames), nil
+}
+
+// filenames string is something like "MM\x00file1\x00MU\x00file2\x00AA\x00file3\x00"
+// so we need to split it by the null character and then map each status-name pair to a commit file
+func getCommitFilesFromFilenames(filenames string) []*models.CommitFile {
+	lines := strings.Split(strings.TrimRight(filenames, "\x00"), "\x00")
+	if len(lines) == 1 {
+		return []*models.CommitFile{}
+	}
+
+	// typical result looks like 'A my_file' meaning my_file was added
+	return slices.Map(lo.Chunk(lines, 2), func(chunk []string) *models.CommitFile {
+		return &models.CommitFile{
+			ChangeStatus: chunk[0],
+			Name:         chunk[1],
+		}
+	})
+}

pkg/commands/git_commands/commit_file_loader_test.go

@@ -0,0 +1,71 @@
+package git_commands
+
+import (
+	"testing"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetCommitFilesFromFilenames(t *testing.T) {
+	tests := []struct {
+		testName string
+		input    string
+		output   []*models.CommitFile
+	}{
+		{
+			testName: "no files",
+			input:    "",
+			output:   []*models.CommitFile{},
+		},
+		{
+			testName: "one file",
+			input:    "MM\x00Myfile\x00",
+			output: []*models.CommitFile{
+				{
+					Name:         "Myfile",
+					ChangeStatus: "MM",
+				},
+			},
+		},
+		{
+			testName: "two files",
+			input:    "MM\x00Myfile\x00M \x00MyOtherFile\x00",
+			output: []*models.CommitFile{
+				{
+					Name:         "Myfile",
+					ChangeStatus: "MM",
+				},
+				{
+					Name:         "MyOtherFile",
+					ChangeStatus: "M ",
+				},
+			},
+		},
+		{
+			testName: "three files",
+			input:    "MM\x00Myfile\x00M \x00MyOtherFile\x00 M\x00YetAnother\x00",
+			output: []*models.CommitFile{
+				{
+					Name:         "Myfile",
+					ChangeStatus: "MM",
+				},
+				{
+					Name:         "MyOtherFile",
+					ChangeStatus: "M ",
+				},
+				{
+					Name:         "YetAnother",
+					ChangeStatus: " M",
+				},
+			},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.testName, func(t *testing.T) {
+			result := getCommitFilesFromFilenames(test.input)
+			assert.Equal(t, test.output, result)
+		})
+	}
+}

pkg/commands/git_commands/commit_loader.go

@@ -0,0 +1,459 @@
+package git_commands
+
+import (
+	"bytes"
+	"fmt"
+	"os"
+	"path/filepath"
+	"regexp"
+	"strconv"
+	"strings"
+
+	"github.com/fsmiamoto/git-todo-parser/todo"
+	"github.com/jesseduffield/generics/slices"
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/commands/types/enums"
+	"github.com/jesseduffield/lazygit/pkg/common"
+	"github.com/jesseduffield/lazygit/pkg/gui/style"
+)
+
+// context:
+// here we get the commits from git log but format them to show whether they're
+// unpushed/pushed/merged into the base branch or not, or if they're yet to
+// be processed as part of a rebase (these won't appear in git log but we
+// grab them from the rebase-related files in the .git directory to show them
+
+// CommitLoader returns a list of Commit objects for the current repo
+type CommitLoader struct {
+	*common.Common
+	cmd oscommands.ICmdObjBuilder
+
+	getCurrentBranchName func() (string, string, error)
+	getRebaseMode        func() (enums.RebaseMode, error)
+	readFile             func(filename string) ([]byte, error)
+	walkFiles            func(root string, fn filepath.WalkFunc) error
+	dotGitDir            string
+}
+
+// making our dependencies explicit for the sake of easier testing
+func NewCommitLoader(
+	cmn *common.Common,
+	cmd oscommands.ICmdObjBuilder,
+	dotGitDir string,
+	getCurrentBranchName func() (string, string, error),
+	getRebaseMode func() (enums.RebaseMode, error),
+) *CommitLoader {
+	return &CommitLoader{
+		Common:               cmn,
+		cmd:                  cmd,
+		getCurrentBranchName: getCurrentBranchName,
+		getRebaseMode:        getRebaseMode,
+		readFile:             os.ReadFile,
+		walkFiles:            filepath.Walk,
+		dotGitDir:            dotGitDir,
+	}
+}
+
+type GetCommitsOptions struct {
+	Limit                bool
+	FilterPath           string
+	IncludeRebaseCommits bool
+	RefName              string // e.g. "HEAD" or "my_branch"
+	// determines if we show the whole git graph i.e. pass the '--all' flag
+	All bool
+}
+
+// GetCommits obtains the commits of the current branch
+func (self *CommitLoader) GetCommits(opts GetCommitsOptions) ([]*models.Commit, error) {
+	commits := []*models.Commit{}
+	var rebasingCommits []*models.Commit
+	rebaseMode, err := self.getRebaseMode()
+	if err != nil {
+		return nil, err
+	}
+
+	if opts.IncludeRebaseCommits && opts.FilterPath == "" {
+		var err error
+		rebasingCommits, err = self.MergeRebasingCommits(commits)
+		if err != nil {
+			return nil, err
+		}
+		commits = append(commits, rebasingCommits...)
+	}
+
+	passedFirstPushedCommit := false
+	firstPushedCommit, err := self.getFirstPushedCommit(opts.RefName)
+	if err != nil {
+		// must have no upstream branch so we'll consider everything as pushed
+		passedFirstPushedCommit = true
+	}
+
+	err = self.getLogCmd(opts).RunAndProcessLines(func(line string) (bool, error) {
+		commit := self.extractCommitFromLine(line)
+		if commit.Sha == firstPushedCommit {
+			passedFirstPushedCommit = true
+		}
+		commit.Status = map[bool]string{true: "unpushed", false: "pushed"}[!passedFirstPushedCommit]
+		commits = append(commits, commit)
+		return false, nil
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	if len(commits) == 0 {
+		return commits, nil
+	}
+
+	if rebaseMode != enums.REBASE_MODE_NONE {
+		currentCommit := commits[len(rebasingCommits)]
+		youAreHere := style.FgYellow.Sprintf("<-- %s ---", self.Tr.YouAreHere)
+		currentCommit.Name = fmt.Sprintf("%s %s", youAreHere, currentCommit.Name)
+	}
+
+	commits, err = self.setCommitMergedStatuses(opts.RefName, commits)
+	if err != nil {
+		return nil, err
+	}
+
+	return commits, nil
+}
+
+func (self *CommitLoader) MergeRebasingCommits(commits []*models.Commit) ([]*models.Commit, error) {
+	// chances are we have as many commits as last time so we'll set the capacity to be the old length
+	result := make([]*models.Commit, 0, len(commits))
+	for i, commit := range commits {
+		if commit.Status != "rebasing" { // removing the existing rebase commits so we can add the refreshed ones
+			result = append(result, commits[i:]...)
+			break
+		}
+	}
+
+	rebaseMode, err := self.getRebaseMode()
+	if err != nil {
+		return nil, err
+	}
+
+	if rebaseMode == enums.REBASE_MODE_NONE {
+		// not in rebase mode so return original commits
+		return result, nil
+	}
+
+	rebasingCommits, err := self.getHydratedRebasingCommits(rebaseMode)
+	if err != nil {
+		return nil, err
+	}
+	if len(rebasingCommits) > 0 {
+		result = append(rebasingCommits, result...)
+	}
+
+	return result, nil
+}
+
+// extractCommitFromLine takes a line from a git log and extracts the sha, message, date, and tag if present
+// then puts them into a commit object
+// example input:
+// 8ad01fe32fcc20f07bc6693f87aa4977c327f1e1|10 hours ago|Jesse Duffield| (HEAD -> master, tag: v0.15.2)|refresh commits when adding a tag
+func (self *CommitLoader) extractCommitFromLine(line string) *models.Commit {
+	split := strings.SplitN(line, "\x00", 7)
+
+	sha := split[0]
+	unixTimestamp := split[1]
+	authorName := split[2]
+	authorEmail := split[3]
+	extraInfo := strings.TrimSpace(split[4])
+	parentHashes := split[5]
+	message := split[6]
+
+	tags := []string{}
+
+	if extraInfo != "" {
+		re := regexp.MustCompile(`tag: ([^,\)]+)`)
+		tagMatch := re.FindStringSubmatch(extraInfo)
+		if len(tagMatch) > 1 {
+			tags = append(tags, tagMatch[1])
+		}
+	}
+
+	unitTimestampInt, _ := strconv.Atoi(unixTimestamp)
+
+	parents := []string{}
+	if len(parentHashes) > 0 {
+		parents = strings.Split(parentHashes, " ")
+	}
+
+	return &models.Commit{
+		Sha:           sha,
+		Name:          message,
+		Tags:          tags,
+		ExtraInfo:     extraInfo,
+		UnixTimestamp: int64(unitTimestampInt),
+		AuthorName:    authorName,
+		AuthorEmail:   authorEmail,
+		Parents:       parents,
+	}
+}
+
+func (self *CommitLoader) getHydratedRebasingCommits(rebaseMode enums.RebaseMode) ([]*models.Commit, error) {
+	commits, err := self.getRebasingCommits(rebaseMode)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(commits) == 0 {
+		return nil, nil
+	}
+
+	commitShas := slices.Map(commits, func(commit *models.Commit) string {
+		return commit.Sha
+	})
+
+	// note that we're not filtering these as we do non-rebasing commits just because
+	// I suspect that will cause some damage
+	cmdObj := self.cmd.New(
+		fmt.Sprintf(
+			"git -c log.showSignature=false show %s --no-patch --oneline %s --abbrev=%d",
+			strings.Join(commitShas, " "),
+			prettyFormat,
+			20,
+		),
+	).DontLog()
+
+	hydratedCommits := make([]*models.Commit, 0, len(commits))
+	i := 0
+	err = cmdObj.RunAndProcessLines(func(line string) (bool, error) {
+		commit := self.extractCommitFromLine(line)
+		matchingCommit := commits[i]
+		commit.Action = matchingCommit.Action
+		commit.Status = matchingCommit.Status
+		hydratedCommits = append(hydratedCommits, commit)
+		i++
+		return false, nil
+	})
+	if err != nil {
+		return nil, err
+	}
+	return hydratedCommits, nil
+}
+
+// getRebasingCommits obtains the commits that we're in the process of rebasing
+func (self *CommitLoader) getRebasingCommits(rebaseMode enums.RebaseMode) ([]*models.Commit, error) {
+	switch rebaseMode {
+	case enums.REBASE_MODE_MERGING:
+		return self.getNormalRebasingCommits()
+	case enums.REBASE_MODE_INTERACTIVE:
+		return self.getInteractiveRebasingCommits()
+	default:
+		return nil, nil
+	}
+}
+
+func (self *CommitLoader) getNormalRebasingCommits() ([]*models.Commit, error) {
+	rewrittenCount := 0
+	bytesContent, err := self.readFile(filepath.Join(self.dotGitDir, "rebase-apply/rewritten"))
+	if err == nil {
+		content := string(bytesContent)
+		rewrittenCount = len(strings.Split(content, "\n"))
+	}
+
+	// we know we're rebasing, so lets get all the files whose names have numbers
+	commits := []*models.Commit{}
+	err = self.walkFiles(filepath.Join(self.dotGitDir, "rebase-apply"), func(path string, f os.FileInfo, err error) error {
+		if rewrittenCount > 0 {
+			rewrittenCount--
+			return nil
+		}
+		if err != nil {
+			return err
+		}
+		re := regexp.MustCompile(`^\d+$`)
+		if !re.MatchString(f.Name()) {
+			return nil
+		}
+		bytesContent, err := self.readFile(path)
+		if err != nil {
+			return err
+		}
+		content := string(bytesContent)
+		commit := self.commitFromPatch(content)
+		commits = append([]*models.Commit{commit}, commits...)
+		return nil
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return commits, nil
+}
+
+// git-rebase-todo example:
+// pick ac446ae94ee560bdb8d1d057278657b251aaef17 ac446ae
+// pick afb893148791a2fbd8091aeb81deba4930c73031 afb8931
+
+// git-rebase-todo.backup example:
+// pick 49cbba374296938ea86bbd4bf4fee2f6ba5cccf6 third commit on master
+// pick ac446ae94ee560bdb8d1d057278657b251aaef17 blah  commit on master
+// pick afb893148791a2fbd8091aeb81deba4930c73031 fourth commit on master
+
+// getInteractiveRebasingCommits takes our git-rebase-todo and our git-rebase-todo.backup files
+// and extracts out the sha and names of commits that we still have to go
+// in the rebase:
+func (self *CommitLoader) getInteractiveRebasingCommits() ([]*models.Commit, error) {
+	bytesContent, err := self.readFile(filepath.Join(self.dotGitDir, "rebase-merge/git-rebase-todo"))
+	if err != nil {
+		self.Log.Error(fmt.Sprintf("error occurred reading git-rebase-todo: %s", err.Error()))
+		// we assume an error means the file doesn't exist so we just return
+		return nil, nil
+	}
+
+	commits := []*models.Commit{}
+
+	todos, err := todo.Parse(bytes.NewBuffer(bytesContent))
+	if err != nil {
+		self.Log.Error(fmt.Sprintf("error occurred while parsing git-rebase-todo file: %s", err.Error()))
+		return nil, nil
+	}
+
+	for _, t := range todos {
+		if t.Commit == "" {
+			// Command does not have a commit associated, skip
+			continue
+		}
+		commits = slices.Prepend(commits, &models.Commit{
+			Sha:    t.Commit,
+			Name:   t.Msg,
+			Status: "rebasing",
+			Action: t.Command.String(),
+		})
+	}
+
+	return commits, nil
+}
+
+// assuming the file starts like this:
+// From e93d4193e6dd45ca9cf3a5a273d7ba6cd8b8fb20 Mon Sep 17 00:00:00 2001
+// From: Lazygit Tester <test@example.com>
+// Date: Wed, 5 Dec 2018 21:03:23 +1100
+// Subject: second commit on master
+func (self *CommitLoader) commitFromPatch(content string) *models.Commit {
+	lines := strings.Split(content, "\n")
+	sha := strings.Split(lines[0], " ")[1]
+	name := strings.TrimPrefix(lines[3], "Subject: ")
+	return &models.Commit{
+		Sha:    sha,
+		Name:   name,
+		Status: "rebasing",
+	}
+}
+
+func (self *CommitLoader) setCommitMergedStatuses(refName string, commits []*models.Commit) ([]*models.Commit, error) {
+	ancestor, err := self.getMergeBase(refName)
+	if err != nil {
+		return nil, err
+	}
+	if ancestor == "" {
+		return commits, nil
+	}
+	passedAncestor := false
+	for i, commit := range commits {
+		if strings.HasPrefix(ancestor, commit.Sha) {
+			passedAncestor = true
+		}
+		if commit.Status != "pushed" {
+			continue
+		}
+		if passedAncestor {
+			commits[i].Status = "merged"
+		}
+	}
+	return commits, nil
+}
+
+func (self *CommitLoader) getMergeBase(refName string) (string, error) {
+	currentBranch, _, err := self.getCurrentBranchName()
+	if err != nil {
+		return "", err
+	}
+
+	baseBranch := "master"
+	if strings.HasPrefix(currentBranch, "feature/") {
+		baseBranch = "develop"
+	}
+
+	// swallowing error because it's not a big deal; probably because there are no commits yet
+	output, _ := self.cmd.New(fmt.Sprintf("git merge-base %s %s", self.cmd.Quote(refName), self.cmd.Quote(baseBranch))).DontLog().RunWithOutput()
+	return ignoringWarnings(output), nil
+}
+
+func ignoringWarnings(commandOutput string) string {
+	trimmedOutput := strings.TrimSpace(commandOutput)
+	split := strings.Split(trimmedOutput, "\n")
+	// need to get last line in case the first line is a warning about how the error is ambiguous.
+	// At some point we should find a way to make it unambiguous
+	lastLine := split[len(split)-1]
+
+	return lastLine
+}
+
+// getFirstPushedCommit returns the first commit SHA which has been pushed to the ref's upstream.
+// all commits above this are deemed unpushed and marked as such.
+func (self *CommitLoader) getFirstPushedCommit(refName string) (string, error) {
+	output, err := self.cmd.
+		New(
+			fmt.Sprintf("git merge-base %s %s@{u}", self.cmd.Quote(refName), self.cmd.Quote(refName)),
+		).
+		DontLog().
+		RunWithOutput()
+	if err != nil {
+		return "", err
+	}
+
+	return ignoringWarnings(output), nil
+}
+
+// getLog gets the git log.
+func (self *CommitLoader) getLogCmd(opts GetCommitsOptions) oscommands.ICmdObj {
+	limitFlag := ""
+	if opts.Limit {
+		limitFlag = " -300"
+	}
+
+	filterFlag := ""
+	if opts.FilterPath != "" {
+		filterFlag = fmt.Sprintf(" --follow -- %s", self.cmd.Quote(opts.FilterPath))
+	}
+
+	config := self.UserConfig.Git.Log
+
+	orderFlag := "--" + config.Order
+	allFlag := ""
+	if opts.All {
+		allFlag = " --all"
+	}
+
+	return self.cmd.New(
+		fmt.Sprintf(
+			"git -c log.showSignature=false log %s %s %s --oneline %s%s --abbrev=%d%s",
+			self.cmd.Quote(opts.RefName),
+			orderFlag,
+			allFlag,
+			prettyFormat,
+			limitFlag,
+			40,
+			filterFlag,
+		),
+	).DontLog()
+}
+
+var prettyFormat = fmt.Sprintf(
+	"--pretty=format:\"%%H%s%%at%s%%aN%s%%ae%s%%d%s%%p%s%%s\"",
+	NULL_CODE,
+	NULL_CODE,
+	NULL_CODE,
+	NULL_CODE,
+	NULL_CODE,
+	NULL_CODE,
+)
+
+const NULL_CODE = "%x00"

pkg/commands/git_commands/commit_loader_test.go

@@ -0,0 +1,206 @@
+package git_commands
+
+import (
+	"path/filepath"
+	"strings"
+	"testing"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/commands/types/enums"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+	"github.com/stretchr/testify/assert"
+)
+
+var commitsOutput = strings.Replace(`0eea75e8c631fba6b58135697835d58ba4c18dbc|1640826609|Jesse Duffield|jessedduffield@gmail.com| (HEAD -> better-tests)|b21997d6b4cbdf84b149|better typing for rebase mode
+b21997d6b4cbdf84b149d8e6a2c4d06a8e9ec164|1640824515|Jesse Duffield|jessedduffield@gmail.com| (origin/better-tests)|e94e8fc5b6fab4cb755f|fix logging
+e94e8fc5b6fab4cb755f29f1bdb3ee5e001df35c|1640823749|Jesse Duffield|jessedduffield@gmail.com||d8084cd558925eb7c9c3|refactor
+d8084cd558925eb7c9c38afeed5725c21653ab90|1640821426|Jesse Duffield|jessedduffield@gmail.com||65f910ebd85283b5cce9|WIP
+65f910ebd85283b5cce9bf67d03d3f1a9ea3813a|1640821275|Jesse Duffield|jessedduffield@gmail.com||26c07b1ab33860a1a759|WIP
+26c07b1ab33860a1a7591a0638f9925ccf497ffa|1640750752|Jesse Duffield|jessedduffield@gmail.com||3d4470a6c072208722e5|WIP
+3d4470a6c072208722e5ae9a54bcb9634959a1c5|1640748818|Jesse Duffield|jessedduffield@gmail.com||053a66a7be3da43aacdc|WIP
+053a66a7be3da43aacdc7aa78e1fe757b82c4dd2|1640739815|Jesse Duffield|jessedduffield@gmail.com||985fe482e806b172aea4|refactoring the config struct`, "|", "\x00", -1)
+
+func TestGetCommits(t *testing.T) {
+	type scenario struct {
+		testName          string
+		runner            *oscommands.FakeCmdObjRunner
+		expectedCommits   []*models.Commit
+		expectedError     error
+		rebaseMode        enums.RebaseMode
+		currentBranchName string
+		opts              GetCommitsOptions
+	}
+
+	scenarios := []scenario{
+		{
+			testName:          "should return no commits if there are none",
+			rebaseMode:        enums.REBASE_MODE_NONE,
+			currentBranchName: "master",
+			opts:              GetCommitsOptions{RefName: "HEAD", IncludeRebaseCommits: false},
+			runner: oscommands.NewFakeRunner(t).
+				Expect(`git merge-base "HEAD" "HEAD"@{u}`, "b21997d6b4cbdf84b149d8e6a2c4d06a8e9ec164", nil).
+				Expect(`git -c log.showSignature=false log "HEAD" --topo-order  --oneline --pretty=format:"%H%x00%at%x00%aN%x00%ae%x00%d%x00%p%x00%s" --abbrev=40`, "", nil),
+
+			expectedCommits: []*models.Commit{},
+			expectedError:   nil,
+		},
+		{
+			testName:          "should return commits if they are present",
+			rebaseMode:        enums.REBASE_MODE_NONE,
+			currentBranchName: "master",
+			opts:              GetCommitsOptions{RefName: "HEAD", IncludeRebaseCommits: false},
+			runner: oscommands.NewFakeRunner(t).
+				// here it's seeing which commits are yet to be pushed
+				Expect(`git merge-base "HEAD" "HEAD"@{u}`, "b21997d6b4cbdf84b149d8e6a2c4d06a8e9ec164", nil).
+				// here it's actually getting all the commits in a formatted form, one per line
+				Expect(`git -c log.showSignature=false log "HEAD" --topo-order  --oneline --pretty=format:"%H%x00%at%x00%aN%x00%ae%x00%d%x00%p%x00%s" --abbrev=40`, commitsOutput, nil).
+				// here it's seeing where our branch diverged from the master branch so that we can mark that commit and parent commits as 'merged'
+				Expect(`git merge-base "HEAD" "master"`, "26c07b1ab33860a1a7591a0638f9925ccf497ffa", nil),
+
+			expectedCommits: []*models.Commit{
+				{
+					Sha:           "0eea75e8c631fba6b58135697835d58ba4c18dbc",
+					Name:          "better typing for rebase mode",
+					Status:        "unpushed",
+					Action:        "",
+					Tags:          []string{},
+					ExtraInfo:     "(HEAD -> better-tests)",
+					AuthorName:    "Jesse Duffield",
+					AuthorEmail:   "jessedduffield@gmail.com",
+					UnixTimestamp: 1640826609,
+					Parents: []string{
+						"b21997d6b4cbdf84b149",
+					},
+				},
+				{
+					Sha:           "b21997d6b4cbdf84b149d8e6a2c4d06a8e9ec164",
+					Name:          "fix logging",
+					Status:        "pushed",
+					Action:        "",
+					Tags:          []string{},
+					ExtraInfo:     "(origin/better-tests)",
+					AuthorName:    "Jesse Duffield",
+					AuthorEmail:   "jessedduffield@gmail.com",
+					UnixTimestamp: 1640824515,
+					Parents: []string{
+						"e94e8fc5b6fab4cb755f",
+					},
+				},
+				{
+					Sha:           "e94e8fc5b6fab4cb755f29f1bdb3ee5e001df35c",
+					Name:          "refactor",
+					Status:        "pushed",
+					Action:        "",
+					Tags:          []string{},
+					ExtraInfo:     "",
+					AuthorName:    "Jesse Duffield",
+					AuthorEmail:   "jessedduffield@gmail.com",
+					UnixTimestamp: 1640823749,
+					Parents: []string{
+						"d8084cd558925eb7c9c3",
+					},
+				},
+				{
+					Sha:           "d8084cd558925eb7c9c38afeed5725c21653ab90",
+					Name:          "WIP",
+					Status:        "pushed",
+					Action:        "",
+					Tags:          []string{},
+					ExtraInfo:     "",
+					AuthorName:    "Jesse Duffield",
+					AuthorEmail:   "jessedduffield@gmail.com",
+					UnixTimestamp: 1640821426,
+					Parents: []string{
+						"65f910ebd85283b5cce9",
+					},
+				},
+				{
+					Sha:           "65f910ebd85283b5cce9bf67d03d3f1a9ea3813a",
+					Name:          "WIP",
+					Status:        "pushed",
+					Action:        "",
+					Tags:          []string{},
+					ExtraInfo:     "",
+					AuthorName:    "Jesse Duffield",
+					AuthorEmail:   "jessedduffield@gmail.com",
+					UnixTimestamp: 1640821275,
+					Parents: []string{
+						"26c07b1ab33860a1a759",
+					},
+				},
+				{
+					Sha:           "26c07b1ab33860a1a7591a0638f9925ccf497ffa",
+					Name:          "WIP",
+					Status:        "merged",
+					Action:        "",
+					Tags:          []string{},
+					ExtraInfo:     "",
+					AuthorName:    "Jesse Duffield",
+					AuthorEmail:   "jessedduffield@gmail.com",
+					UnixTimestamp: 1640750752,
+					Parents: []string{
+						"3d4470a6c072208722e5",
+					},
+				},
+				{
+					Sha:           "3d4470a6c072208722e5ae9a54bcb9634959a1c5",
+					Name:          "WIP",
+					Status:        "merged",
+					Action:        "",
+					Tags:          []string{},
+					ExtraInfo:     "",
+					AuthorName:    "Jesse Duffield",
+					AuthorEmail:   "jessedduffield@gmail.com",
+					UnixTimestamp: 1640748818,
+					Parents: []string{
+						"053a66a7be3da43aacdc",
+					},
+				},
+				{
+					Sha:           "053a66a7be3da43aacdc7aa78e1fe757b82c4dd2",
+					Name:          "refactoring the config struct",
+					Status:        "merged",
+					Action:        "",
+					Tags:          []string{},
+					ExtraInfo:     "",
+					AuthorName:    "Jesse Duffield",
+					AuthorEmail:   "jessedduffield@gmail.com",
+					UnixTimestamp: 1640739815,
+					Parents: []string{
+						"985fe482e806b172aea4",
+					},
+				},
+			},
+			expectedError: nil,
+		},
+	}
+
+	for _, scenario := range scenarios {
+		scenario := scenario
+		t.Run(scenario.testName, func(t *testing.T) {
+			builder := &CommitLoader{
+				Common: utils.NewDummyCommon(),
+				cmd:    oscommands.NewDummyCmdObjBuilder(scenario.runner),
+				getCurrentBranchName: func() (string, string, error) {
+					return scenario.currentBranchName, scenario.currentBranchName, nil
+				},
+				getRebaseMode: func() (enums.RebaseMode, error) { return scenario.rebaseMode, nil },
+				dotGitDir:     ".git",
+				readFile: func(filename string) ([]byte, error) {
+					return []byte(""), nil
+				},
+				walkFiles: func(root string, fn filepath.WalkFunc) error {
+					return nil
+				},
+			}
+
+			commits, err := builder.GetCommits(scenario.opts)
+
+			assert.Equal(t, scenario.expectedCommits, commits)
+			assert.Equal(t, scenario.expectedError, err)
+
+			scenario.runner.CheckForMissingCalls()
+		})
+	}
+}

pkg/commands/git_commands/deps_test.go

@@ -6,7 +6,6 @@ import (
 	"github.com/go-errors/errors"
 	gogit "github.com/jesseduffield/go-git/v5"
 	"github.com/jesseduffield/lazygit/pkg/commands/git_config"
-	"github.com/jesseduffield/lazygit/pkg/commands/loaders"
 	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
 	"github.com/jesseduffield/lazygit/pkg/common"
 	"github.com/jesseduffield/lazygit/pkg/config"
@@ -89,8 +88,8 @@ func buildRepo() *gogit.Repository {
 	return repo
 }
 
-func buildFileLoader(gitCommon *GitCommon) *loaders.FileLoader {
-	return loaders.NewFileLoader(gitCommon.Common, gitCommon.cmd, gitCommon.config)
+func buildFileLoader(gitCommon *GitCommon) *FileLoader {
+	return NewFileLoader(gitCommon.Common, gitCommon.cmd, gitCommon.config)
 }
 
 func buildSubmoduleCommands(deps commonDeps) *SubmoduleCommands {

pkg/commands/git_commands/file_loader.go

@@ -0,0 +1,123 @@
+package git_commands
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/common"
+)
+
+type FileLoaderConfig interface {
+	GetShowUntrackedFiles() string
+}
+
+type FileLoader struct {
+	*common.Common
+	cmd         oscommands.ICmdObjBuilder
+	config      FileLoaderConfig
+	getFileType func(string) string
+}
+
+func NewFileLoader(cmn *common.Common, cmd oscommands.ICmdObjBuilder, config FileLoaderConfig) *FileLoader {
+	return &FileLoader{
+		Common:      cmn,
+		cmd:         cmd,
+		getFileType: oscommands.FileType,
+		config:      config,
+	}
+}
+
+type GetStatusFileOptions struct {
+	NoRenames bool
+}
+
+func (self *FileLoader) GetStatusFiles(opts GetStatusFileOptions) []*models.File {
+	// check if config wants us ignoring untracked files
+	untrackedFilesSetting := self.config.GetShowUntrackedFiles()
+
+	if untrackedFilesSetting == "" {
+		untrackedFilesSetting = "all"
+	}
+	untrackedFilesArg := fmt.Sprintf("--untracked-files=%s", untrackedFilesSetting)
+
+	statuses, err := self.GitStatus(GitStatusOptions{NoRenames: opts.NoRenames, UntrackedFilesArg: untrackedFilesArg})
+	if err != nil {
+		self.Log.Error(err)
+	}
+	files := []*models.File{}
+
+	for _, status := range statuses {
+		if strings.HasPrefix(status.StatusString, "warning") {
+			self.Log.Warningf("warning when calling git status: %s", status.StatusString)
+			continue
+		}
+
+		file := &models.File{
+			Name:          status.Name,
+			PreviousName:  status.PreviousName,
+			DisplayString: status.StatusString,
+			Type:          self.getFileType(status.Name),
+		}
+
+		models.SetStatusFields(file, status.Change)
+		files = append(files, file)
+	}
+
+	return files
+}
+
+// GitStatus returns the file status of the repo
+type GitStatusOptions struct {
+	NoRenames         bool
+	UntrackedFilesArg string
+}
+
+type FileStatus struct {
+	StatusString string
+	Change       string // ??, MM, AM, ...
+	Name         string
+	PreviousName string
+}
+
+func (c *FileLoader) GitStatus(opts GitStatusOptions) ([]FileStatus, error) {
+	noRenamesFlag := ""
+	if opts.NoRenames {
+		noRenamesFlag = " --no-renames"
+	}
+
+	statusLines, _, err := c.cmd.New(fmt.Sprintf("git status %s --porcelain -z%s", opts.UntrackedFilesArg, noRenamesFlag)).DontLog().RunWithOutputs()
+	if err != nil {
+		return []FileStatus{}, err
+	}
+
+	splitLines := strings.Split(statusLines, "\x00")
+	response := []FileStatus{}
+
+	for i := 0; i < len(splitLines); i++ {
+		original := splitLines[i]
+
+		if len(original) < 3 {
+			continue
+		}
+
+		status := FileStatus{
+			StatusString: original,
+			Change:       original[:2],
+			Name:         original[3:],
+			PreviousName: "",
+		}
+
+		if strings.HasPrefix(status.Change, "R") {
+			// if a line starts with 'R' then the next line is the original file.
+			status.PreviousName = splitLines[i+1]
+			status.StatusString = fmt.Sprintf("%s %s -> %s", status.Change, status.PreviousName, status.Name)
+			i++
+		}
+
+		response = append(response, status)
+	}
+
+	return response, nil
+}

pkg/commands/git_commands/file_loader_test.go

@@ -0,0 +1,210 @@
+package git_commands
+
+import (
+	"testing"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestFileGetStatusFiles(t *testing.T) {
+	type scenario struct {
+		testName      string
+		runner        oscommands.ICmdObjRunner
+		expectedFiles []*models.File
+	}
+
+	scenarios := []scenario{
+		{
+			"No files found",
+			oscommands.NewFakeRunner(t).
+				Expect(`git status --untracked-files=yes --porcelain -z`, "", nil),
+			[]*models.File{},
+		},
+		{
+			"Several files found",
+			oscommands.NewFakeRunner(t).
+				Expect(
+					`git status --untracked-files=yes --porcelain -z`,
+					"MM file1.txt\x00A  file3.txt\x00AM file2.txt\x00?? file4.txt\x00UU file5.txt",
+					nil,
+				),
+			[]*models.File{
+				{
+					Name:                    "file1.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      true,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "MM file1.txt",
+					Type:                    "file",
+					ShortStatus:             "MM",
+				},
+				{
+					Name:                    "file3.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      false,
+					Tracked:                 false,
+					Added:                   true,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "A  file3.txt",
+					Type:                    "file",
+					ShortStatus:             "A ",
+				},
+				{
+					Name:                    "file2.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      true,
+					Tracked:                 false,
+					Added:                   true,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "AM file2.txt",
+					Type:                    "file",
+					ShortStatus:             "AM",
+				},
+				{
+					Name:                    "file4.txt",
+					HasStagedChanges:        false,
+					HasUnstagedChanges:      true,
+					Tracked:                 false,
+					Added:                   true,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "?? file4.txt",
+					Type:                    "file",
+					ShortStatus:             "??",
+				},
+				{
+					Name:                    "file5.txt",
+					HasStagedChanges:        false,
+					HasUnstagedChanges:      true,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       true,
+					HasInlineMergeConflicts: true,
+					DisplayString:           "UU file5.txt",
+					Type:                    "file",
+					ShortStatus:             "UU",
+				},
+			},
+		},
+		{
+			"File with new line char",
+			oscommands.NewFakeRunner(t).
+				Expect(`git status --untracked-files=yes --porcelain -z`, "MM a\nb.txt", nil),
+			[]*models.File{
+				{
+					Name:                    "a\nb.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      true,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "MM a\nb.txt",
+					Type:                    "file",
+					ShortStatus:             "MM",
+				},
+			},
+		},
+		{
+			"Renamed files",
+			oscommands.NewFakeRunner(t).
+				Expect(
+					`git status --untracked-files=yes --porcelain -z`,
+					"R  after1.txt\x00before1.txt\x00RM after2.txt\x00before2.txt",
+					nil,
+				),
+			[]*models.File{
+				{
+					Name:                    "after1.txt",
+					PreviousName:            "before1.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      false,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "R  before1.txt -> after1.txt",
+					Type:                    "file",
+					ShortStatus:             "R ",
+				},
+				{
+					Name:                    "after2.txt",
+					PreviousName:            "before2.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      true,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "RM before2.txt -> after2.txt",
+					Type:                    "file",
+					ShortStatus:             "RM",
+				},
+			},
+		},
+		{
+			"File with arrow in name",
+			oscommands.NewFakeRunner(t).
+				Expect(
+					`git status --untracked-files=yes --porcelain -z`,
+					`?? a -> b.txt`,
+					nil,
+				),
+			[]*models.File{
+				{
+					Name:                    "a -> b.txt",
+					HasStagedChanges:        false,
+					HasUnstagedChanges:      true,
+					Tracked:                 false,
+					Added:                   true,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "?? a -> b.txt",
+					Type:                    "file",
+					ShortStatus:             "??",
+				},
+			},
+		},
+	}
+
+	for _, s := range scenarios {
+		s := s
+		t.Run(s.testName, func(t *testing.T) {
+			cmd := oscommands.NewDummyCmdObjBuilder(s.runner)
+
+			loader := &FileLoader{
+				Common:      utils.NewDummyCommon(),
+				cmd:         cmd,
+				config:      &FakeFileLoaderConfig{showUntrackedFiles: "yes"},
+				getFileType: func(string) string { return "file" },
+			}
+
+			assert.EqualValues(t, s.expectedFiles, loader.GetStatusFiles(GetStatusFileOptions{}))
+		})
+	}
+}
+
+type FakeFileLoaderConfig struct {
+	showUntrackedFiles string
+}
+
+func (self *FakeFileLoaderConfig) GetShowUntrackedFiles() string {
+	return self.showUntrackedFiles
+}

pkg/commands/git_commands/reflog_commit_loader.go

@@ -0,0 +1,77 @@
+package git_commands
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/common"
+)
+
+type ReflogCommitLoader struct {
+	*common.Common
+	cmd oscommands.ICmdObjBuilder
+}
+
+func NewReflogCommitLoader(common *common.Common, cmd oscommands.ICmdObjBuilder) *ReflogCommitLoader {
+	return &ReflogCommitLoader{
+		Common: common,
+		cmd:    cmd,
+	}
+}
+
+// GetReflogCommits only returns the new reflog commits since the given lastReflogCommit
+// if none is passed (i.e. it's value is nil) then we get all the reflog commits
+func (self *ReflogCommitLoader) GetReflogCommits(lastReflogCommit *models.Commit, filterPath string) ([]*models.Commit, bool, error) {
+	commits := make([]*models.Commit, 0)
+
+	filterPathArg := ""
+	if filterPath != "" {
+		filterPathArg = fmt.Sprintf(" --follow -- %s", self.cmd.Quote(filterPath))
+	}
+
+	cmdObj := self.cmd.New(fmt.Sprintf(`git -c log.showSignature=false log -g --abbrev=40 --format="%s"%s`, "%h%x00%ct%x00%gs%x00%p", filterPathArg)).DontLog()
+	onlyObtainedNewReflogCommits := false
+	err := cmdObj.RunAndProcessLines(func(line string) (bool, error) {
+		fields := strings.SplitN(line, "\x00", 4)
+		if len(fields) <= 3 {
+			return false, nil
+		}
+
+		unixTimestamp, _ := strconv.Atoi(fields[1])
+
+		parentHashes := fields[3]
+		parents := []string{}
+		if len(parentHashes) > 0 {
+			parents = strings.Split(parentHashes, " ")
+		}
+
+		commit := &models.Commit{
+			Sha:           fields[0],
+			Name:          fields[2],
+			UnixTimestamp: int64(unixTimestamp),
+			Status:        "reflog",
+			Parents:       parents,
+		}
+
+		// note that the unix timestamp here is the timestamp of the COMMIT, not the reflog entry itself,
+		// so two consecutive reflog entries may have both the same SHA and therefore same timestamp.
+		// We use the reflog message to disambiguate, and fingers crossed that we never see the same of those
+		// twice in a row. Reason being that it would mean we'd be erroneously exiting early.
+		if lastReflogCommit != nil && commit.Sha == lastReflogCommit.Sha && commit.UnixTimestamp == lastReflogCommit.UnixTimestamp && commit.Name == lastReflogCommit.Name {
+			onlyObtainedNewReflogCommits = true
+			// after this point we already have these reflogs loaded so we'll simply return the new ones
+			return true, nil
+		}
+
+		commits = append(commits, commit)
+		return false, nil
+	})
+	if err != nil {
+		return nil, false, err
+	}
+
+	return commits, onlyObtainedNewReflogCommits, nil
+}

pkg/commands/git_commands/reflog_commit_loader_test.go

@@ -0,0 +1,169 @@
+package git_commands
+
+import (
+	"errors"
+	"strings"
+	"testing"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+	"github.com/sanity-io/litter"
+	"github.com/stretchr/testify/assert"
+)
+
+var reflogOutput = strings.Replace(`c3c4b66b64c97ffeecde|1643150483|checkout: moving from A to B|51baa8c1
+c3c4b66b64c97ffeecde|1643150483|checkout: moving from B to A|51baa8c1
+c3c4b66b64c97ffeecde|1643150483|checkout: moving from A to B|51baa8c1
+c3c4b66b64c97ffeecde|1643150483|checkout: moving from master to A|51baa8c1
+f4ddf2f0d4be4ccc7efa|1643149435|checkout: moving from A to master|51baa8c1
+`, "|", "\x00", -1)
+
+func TestGetReflogCommits(t *testing.T) {
+	type scenario struct {
+		testName                string
+		runner                  *oscommands.FakeCmdObjRunner
+		lastReflogCommit        *models.Commit
+		filterPath              string
+		expectedCommits         []*models.Commit
+		expectedOnlyObtainedNew bool
+		expectedError           error
+	}
+
+	scenarios := []scenario{
+		{
+			testName: "no reflog entries",
+			runner: oscommands.NewFakeRunner(t).
+				Expect(`git -c log.showSignature=false log -g --abbrev=40 --format="%h%x00%ct%x00%gs%x00%p"`, "", nil),
+
+			lastReflogCommit:        nil,
+			expectedCommits:         []*models.Commit{},
+			expectedOnlyObtainedNew: false,
+			expectedError:           nil,
+		},
+		{
+			testName: "some reflog entries",
+			runner: oscommands.NewFakeRunner(t).
+				Expect(`git -c log.showSignature=false log -g --abbrev=40 --format="%h%x00%ct%x00%gs%x00%p"`, reflogOutput, nil),
+
+			lastReflogCommit: nil,
+			expectedCommits: []*models.Commit{
+				{
+					Sha:           "c3c4b66b64c97ffeecde",
+					Name:          "checkout: moving from A to B",
+					Status:        "reflog",
+					UnixTimestamp: 1643150483,
+					Parents:       []string{"51baa8c1"},
+				},
+				{
+					Sha:           "c3c4b66b64c97ffeecde",
+					Name:          "checkout: moving from B to A",
+					Status:        "reflog",
+					UnixTimestamp: 1643150483,
+					Parents:       []string{"51baa8c1"},
+				},
+				{
+					Sha:           "c3c4b66b64c97ffeecde",
+					Name:          "checkout: moving from A to B",
+					Status:        "reflog",
+					UnixTimestamp: 1643150483,
+					Parents:       []string{"51baa8c1"},
+				},
+				{
+					Sha:           "c3c4b66b64c97ffeecde",
+					Name:          "checkout: moving from master to A",
+					Status:        "reflog",
+					UnixTimestamp: 1643150483,
+					Parents:       []string{"51baa8c1"},
+				},
+				{
+					Sha:           "f4ddf2f0d4be4ccc7efa",
+					Name:          "checkout: moving from A to master",
+					Status:        "reflog",
+					UnixTimestamp: 1643149435,
+					Parents:       []string{"51baa8c1"},
+				},
+			},
+			expectedOnlyObtainedNew: false,
+			expectedError:           nil,
+		},
+		{
+			testName: "some reflog entries where last commit is given",
+			runner: oscommands.NewFakeRunner(t).
+				Expect(`git -c log.showSignature=false log -g --abbrev=40 --format="%h%x00%ct%x00%gs%x00%p"`, reflogOutput, nil),
+
+			lastReflogCommit: &models.Commit{
+				Sha:           "c3c4b66b64c97ffeecde",
+				Name:          "checkout: moving from B to A",
+				Status:        "reflog",
+				UnixTimestamp: 1643150483,
+				Parents:       []string{"51baa8c1"},
+			},
+			expectedCommits: []*models.Commit{
+				{
+					Sha:           "c3c4b66b64c97ffeecde",
+					Name:          "checkout: moving from A to B",
+					Status:        "reflog",
+					UnixTimestamp: 1643150483,
+					Parents:       []string{"51baa8c1"},
+				},
+			},
+			expectedOnlyObtainedNew: true,
+			expectedError:           nil,
+		},
+		{
+			testName: "when passing filterPath",
+			runner: oscommands.NewFakeRunner(t).
+				Expect(`git -c log.showSignature=false log -g --abbrev=40 --format="%h%x00%ct%x00%gs%x00%p" --follow -- "path"`, reflogOutput, nil),
+
+			lastReflogCommit: &models.Commit{
+				Sha:           "c3c4b66b64c97ffeecde",
+				Name:          "checkout: moving from B to A",
+				Status:        "reflog",
+				UnixTimestamp: 1643150483,
+				Parents:       []string{"51baa8c1"},
+			},
+			filterPath: "path",
+			expectedCommits: []*models.Commit{
+				{
+					Sha:           "c3c4b66b64c97ffeecde",
+					Name:          "checkout: moving from A to B",
+					Status:        "reflog",
+					UnixTimestamp: 1643150483,
+					Parents:       []string{"51baa8c1"},
+				},
+			},
+			expectedOnlyObtainedNew: true,
+			expectedError:           nil,
+		},
+		{
+			testName: "when command returns error",
+			runner: oscommands.NewFakeRunner(t).
+				Expect(`git -c log.showSignature=false log -g --abbrev=40 --format="%h%x00%ct%x00%gs%x00%p"`, "", errors.New("haha")),
+
+			lastReflogCommit:        nil,
+			filterPath:              "",
+			expectedCommits:         nil,
+			expectedOnlyObtainedNew: false,
+			expectedError:           errors.New("haha"),
+		},
+	}
+
+	for _, scenario := range scenarios {
+		scenario := scenario
+		t.Run(scenario.testName, func(t *testing.T) {
+			builder := &ReflogCommitLoader{
+				Common: utils.NewDummyCommon(),
+				cmd:    oscommands.NewDummyCmdObjBuilder(scenario.runner),
+			}
+
+			commits, onlyObtainednew, err := builder.GetReflogCommits(scenario.lastReflogCommit, scenario.filterPath)
+			assert.Equal(t, scenario.expectedOnlyObtainedNew, onlyObtainednew)
+			assert.Equal(t, scenario.expectedError, err)
+			t.Logf("actual commits: \n%s", litter.Sdump(commits))
+			assert.Equal(t, scenario.expectedCommits, commits)
+
+			scenario.runner.CheckForMissingCalls()
+		})
+	}
+}

pkg/commands/git_commands/remote_loader.go

@@ -0,0 +1,77 @@
+package git_commands
+
+import (
+	"fmt"
+	"regexp"
+	"strings"
+
+	"github.com/jesseduffield/generics/slices"
+	gogit "github.com/jesseduffield/go-git/v5"
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/common"
+)
+
+type RemoteLoader struct {
+	*common.Common
+	cmd             oscommands.ICmdObjBuilder
+	getGoGitRemotes func() ([]*gogit.Remote, error)
+}
+
+func NewRemoteLoader(
+	common *common.Common,
+	cmd oscommands.ICmdObjBuilder,
+	getGoGitRemotes func() ([]*gogit.Remote, error),
+) *RemoteLoader {
+	return &RemoteLoader{
+		Common:          common,
+		cmd:             cmd,
+		getGoGitRemotes: getGoGitRemotes,
+	}
+}
+
+func (self *RemoteLoader) GetRemotes() ([]*models.Remote, error) {
+	remoteBranchesStr, err := self.cmd.New("git branch -r").DontLog().RunWithOutput()
+	if err != nil {
+		return nil, err
+	}
+
+	goGitRemotes, err := self.getGoGitRemotes()
+	if err != nil {
+		return nil, err
+	}
+
+	// first step is to get our remotes from go-git
+	remotes := slices.Map(goGitRemotes, func(goGitRemote *gogit.Remote) *models.Remote {
+		remoteName := goGitRemote.Config().Name
+
+		re := regexp.MustCompile(fmt.Sprintf(`(?m)^\s*%s\/([\S]+)`, remoteName))
+		matches := re.FindAllStringSubmatch(remoteBranchesStr, -1)
+		branches := slices.Map(matches, func(match []string) *models.RemoteBranch {
+			return &models.RemoteBranch{
+				Name:       match[1],
+				RemoteName: remoteName,
+			}
+		})
+
+		return &models.Remote{
+			Name:     goGitRemote.Config().Name,
+			Urls:     goGitRemote.Config().URLs,
+			Branches: branches,
+		}
+	})
+
+	// now lets sort our remotes by name alphabetically
+	slices.SortFunc(remotes, func(a, b *models.Remote) bool {
+		// we want origin at the top because we'll be most likely to want it
+		if a.Name == "origin" {
+			return true
+		}
+		if b.Name == "origin" {
+			return false
+		}
+		return strings.ToLower(a.Name) < strings.ToLower(b.Name)
+	})
+
+	return remotes, nil
+}

pkg/commands/git_commands/stash.go

@@ -4,19 +4,18 @@ import (
 	"fmt"
 	"strings"
 
-	"github.com/jesseduffield/lazygit/pkg/commands/loaders"
 	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
 )
 
 type StashCommands struct {
 	*GitCommon
-	fileLoader  *loaders.FileLoader
+	fileLoader  *FileLoader
 	workingTree *WorkingTreeCommands
 }
 
 func NewStashCommands(
 	gitCommon *GitCommon,
-	fileLoader *loaders.FileLoader,
+	fileLoader *FileLoader,
 	workingTree *WorkingTreeCommands,
 ) *StashCommands {
 	return &StashCommands{
@@ -111,7 +110,7 @@ func (self *StashCommands) SaveStagedChanges(message string) error {
 	// meaning it's deleted in your working tree but added in your index. Given that it's
 	// now safely stashed, we need to remove it.
 	files := self.fileLoader.
-		GetStatusFiles(loaders.GetStatusFileOptions{})
+		GetStatusFiles(GetStatusFileOptions{})
 
 	for _, file := range files {
 		if file.ShortStatus == "AD" {

pkg/commands/git_commands/stash_loader.go

@@ -0,0 +1,79 @@
+package git_commands
+
+import (
+	"regexp"
+	"strconv"
+	"strings"
+
+	"github.com/jesseduffield/generics/slices"
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/common"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+)
+
+type StashLoader struct {
+	*common.Common
+	cmd oscommands.ICmdObjBuilder
+}
+
+func NewStashLoader(
+	common *common.Common,
+	cmd oscommands.ICmdObjBuilder,
+) *StashLoader {
+	return &StashLoader{
+		Common: common,
+		cmd:    cmd,
+	}
+}
+
+func (self *StashLoader) GetStashEntries(filterPath string) []*models.StashEntry {
+	if filterPath == "" {
+		return self.getUnfilteredStashEntries()
+	}
+
+	rawString, err := self.cmd.New("git stash list --name-only").DontLog().RunWithOutput()
+	if err != nil {
+		return self.getUnfilteredStashEntries()
+	}
+	stashEntries := []*models.StashEntry{}
+	var currentStashEntry *models.StashEntry
+	lines := utils.SplitLines(rawString)
+	isAStash := func(line string) bool { return strings.HasPrefix(line, "stash@{") }
+	re := regexp.MustCompile(`stash@\{(\d+)\}`)
+
+outer:
+	for i := 0; i < len(lines); i++ {
+		if !isAStash(lines[i]) {
+			continue
+		}
+		match := re.FindStringSubmatch(lines[i])
+		idx, err := strconv.Atoi(match[1])
+		if err != nil {
+			return self.getUnfilteredStashEntries()
+		}
+		currentStashEntry = self.stashEntryFromLine(lines[i], idx)
+		for i+1 < len(lines) && !isAStash(lines[i+1]) {
+			i++
+			if lines[i] == filterPath {
+				stashEntries = append(stashEntries, currentStashEntry)
+				continue outer
+			}
+		}
+	}
+	return stashEntries
+}
+
+func (self *StashLoader) getUnfilteredStashEntries() []*models.StashEntry {
+	rawString, _ := self.cmd.New("git stash list -z --pretty='%gs'").DontLog().RunWithOutput()
+	return slices.MapWithIndex(utils.SplitNul(rawString), func(line string, index int) *models.StashEntry {
+		return self.stashEntryFromLine(line, index)
+	})
+}
+
+func (c *StashLoader) stashEntryFromLine(line string, index int) *models.StashEntry {
+	return &models.StashEntry{
+		Name:  line,
+		Index: index,
+	}
+}

pkg/commands/git_commands/stash_loader_test.go

@@ -0,0 +1,60 @@
+package git_commands
+
+import (
+	"testing"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetStashEntries(t *testing.T) {
+	type scenario struct {
+		testName             string
+		filterPath           string
+		runner               oscommands.ICmdObjRunner
+		expectedStashEntries []*models.StashEntry
+	}
+
+	scenarios := []scenario{
+		{
+			"No stash entries found",
+			"",
+			oscommands.NewFakeRunner(t).
+				Expect(`git stash list -z --pretty='%gs'`, "", nil),
+			[]*models.StashEntry{},
+		},
+		{
+			"Several stash entries found",
+			"",
+			oscommands.NewFakeRunner(t).
+				Expect(
+					`git stash list -z --pretty='%gs'`,
+					"WIP on add-pkg-commands-test: 55c6af2 increase parallel build\x00WIP on master: bb86a3f update github template\x00",
+					nil,
+				),
+			[]*models.StashEntry{
+				{
+					Index: 0,
+					Name:  "WIP on add-pkg-commands-test: 55c6af2 increase parallel build",
+				},
+				{
+					Index: 1,
+					Name:  "WIP on master: bb86a3f update github template",
+				},
+			},
+		},
+	}
+
+	for _, s := range scenarios {
+		s := s
+		t.Run(s.testName, func(t *testing.T) {
+			cmd := oscommands.NewDummyCmdObjBuilder(s.runner)
+
+			loader := NewStashLoader(utils.NewDummyCommon(), cmd)
+
+			assert.EqualValues(t, s.expectedStashEntries, loader.GetStashEntries(s.filterPath))
+		})
+	}
+}

pkg/commands/git_commands/tag_loader.go

@@ -0,0 +1,43 @@
+package git_commands
+
+import (
+	"github.com/jesseduffield/generics/slices"
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/common"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+)
+
+type TagLoader struct {
+	*common.Common
+	cmd oscommands.ICmdObjBuilder
+}
+
+func NewTagLoader(
+	common *common.Common,
+	cmd oscommands.ICmdObjBuilder,
+) *TagLoader {
+	return &TagLoader{
+		Common: common,
+		cmd:    cmd,
+	}
+}
+
+func (self *TagLoader) GetTags() ([]*models.Tag, error) {
+	// get remote branches, sorted  by creation date (descending)
+	// see: https://git-scm.com/docs/git-tag#Documentation/git-tag.txt---sortltkeygt
+	tagsOutput, err := self.cmd.New(`git tag --list --sort=-creatordate`).DontLog().RunWithOutput()
+	if err != nil {
+		return nil, err
+	}
+
+	split := utils.SplitLines(tagsOutput)
+
+	tags := slices.Map(split, func(tagName string) *models.Tag {
+		return &models.Tag{
+			Name: tagName,
+		}
+	})
+
+	return tags, nil
+}

pkg/commands/git_commands/tag_loader_test.go

@@ -0,0 +1,68 @@
+package git_commands
+
+import (
+	"testing"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+	"github.com/stretchr/testify/assert"
+)
+
+const tagsOutput = `v0.34
+v0.33
+v0.32.2
+v0.32.1
+v0.32
+testtag
+`
+
+func TestGetTags(t *testing.T) {
+	type scenario struct {
+		testName      string
+		runner        *oscommands.FakeCmdObjRunner
+		expectedTags  []*models.Tag
+		expectedError error
+	}
+
+	scenarios := []scenario{
+		{
+			testName: "should return no tags if there are none",
+			runner: oscommands.NewFakeRunner(t).
+				Expect(`git tag --list --sort=-creatordate`, "", nil),
+			expectedTags:  []*models.Tag{},
+			expectedError: nil,
+		},
+		{
+			testName: "should return tags if present",
+			runner: oscommands.NewFakeRunner(t).
+				Expect(`git tag --list --sort=-creatordate`, tagsOutput, nil),
+			expectedTags: []*models.Tag{
+				{Name: "v0.34"},
+				{Name: "v0.33"},
+				{Name: "v0.32.2"},
+				{Name: "v0.32.1"},
+				{Name: "v0.32"},
+				{Name: "testtag"},
+			},
+			expectedError: nil,
+		},
+	}
+
+	for _, scenario := range scenarios {
+		scenario := scenario
+		t.Run(scenario.testName, func(t *testing.T) {
+			loader := &TagLoader{
+				Common: utils.NewDummyCommon(),
+				cmd:    oscommands.NewDummyCmdObjBuilder(scenario.runner),
+			}
+
+			tags, err := loader.GetTags()
+
+			assert.Equal(t, scenario.expectedTags, tags)
+			assert.Equal(t, scenario.expectedError, err)
+
+			scenario.runner.CheckForMissingCalls()
+		})
+	}
+}

pkg/commands/git_commands/working_tree.go

@@ -9,7 +9,6 @@ import (
 
 	"github.com/go-errors/errors"
 	"github.com/jesseduffield/generics/slices"
-	"github.com/jesseduffield/lazygit/pkg/commands/loaders"
 	"github.com/jesseduffield/lazygit/pkg/commands/models"
 	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
 	"github.com/jesseduffield/lazygit/pkg/utils"
@@ -18,13 +17,13 @@ import (
 type WorkingTreeCommands struct {
 	*GitCommon
 	submodule  *SubmoduleCommands
-	fileLoader *loaders.FileLoader
+	fileLoader *FileLoader
 }
 
 func NewWorkingTreeCommands(
 	gitCommon *GitCommon,
 	submodule *SubmoduleCommands,
-	fileLoader *loaders.FileLoader,
+	fileLoader *FileLoader,
 ) *WorkingTreeCommands {
 	return &WorkingTreeCommands{
 		GitCommon:  gitCommon,
@@ -90,7 +89,7 @@ func (self *WorkingTreeCommands) BeforeAndAfterFileForRename(file *models.File)
 	// all files, passing the --no-renames flag and then recursively call the function
 	// again for the before file and after file.
 
-	filesWithoutRenames := self.fileLoader.GetStatusFiles(loaders.GetStatusFileOptions{NoRenames: true})
+	filesWithoutRenames := self.fileLoader.GetStatusFiles(GetStatusFileOptions{NoRenames: true})
 
 	var beforeFile *models.File
 	var afterFile *models.File