package abaputils

import (
	"io/ioutil"
	"os"
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestPollEntity(t *testing.T) {

	t.Run("Test poll entity - success case", func(t *testing.T) {

		client := &ClientMock{
			BodyList: []string{
				`{"d" : { "status" : "S" } }`,
				`{"d" : { "status" : "R" } }`,
			},
			Token:      "myToken",
			StatusCode: 200,
		}

		options := AbapEnvironmentOptions{
			CfAPIEndpoint:     "https://api.endpoint.com",
			CfOrg:             "testOrg",
			CfSpace:           "testSpace",
			CfServiceInstance: "testInstance",
			CfServiceKeyName:  "testServiceKey",
			Username:          "testUser",
			Password:          "testPassword",
		}

		config := AbapEnvironmentCheckoutBranchOptions{
			AbapEnvOptions: options,
			RepositoryName: "testRepo1",
		}

		con := ConnectionDetailsHTTP{
			User:       "MY_USER",
			Password:   "MY_PW",
			URL:        "https://api.endpoint.com/Entity/",
			XCsrfToken: "MY_TOKEN",
		}
		status, _ := PollEntity(config.RepositoryName, con, client, 0)
		assert.Equal(t, "S", status)
	})

	t.Run("Test poll entity - error case", func(t *testing.T) {

		client := &ClientMock{
			BodyList: []string{
				`{"d" : { "status" : "E" } }`,
				`{"d" : { "status" : "R" } }`,
			},
			Token:      "myToken",
			StatusCode: 200,
		}

		options := AbapEnvironmentOptions{
			CfAPIEndpoint:     "https://api.endpoint.com",
			CfOrg:             "testOrg",
			CfSpace:           "testSpace",
			CfServiceInstance: "testInstance",
			CfServiceKeyName:  "testServiceKey",
			Username:          "testUser",
			Password:          "testPassword",
		}

		config := AbapEnvironmentCheckoutBranchOptions{
			AbapEnvOptions: options,
			RepositoryName: "testRepo1",
		}

		con := ConnectionDetailsHTTP{
			User:       "MY_USER",
			Password:   "MY_PW",
			URL:        "https://api.endpoint.com/Entity/",
			XCsrfToken: "MY_TOKEN",
		}
		status, _ := PollEntity(config.RepositoryName, con, client, 0)
		assert.Equal(t, "E", status)
	})
}

func TestGetRepositories(t *testing.T) {
	t.Run("Get Repositories from config - success case", func(t *testing.T) {
		expectedRepositoryList := []Repository{{
			Name:   "testRepo",
			Branch: "testBranch",
		}, {
			Name:   "testRepo2",
			Branch: "testBranch2",
		}, {
			Name:   "testRepo3",
			Branch: "testBranch3",
		}, {
			Name:   "testRepository",
			Branch: "testBranch",
		}, {
			Name: "testRepository",
		}}

		dir, err := ioutil.TempDir("", "test abap utils")
		if err != nil {
			t.Fatal("Failed to create temporary directory")
		}
		oldCWD, _ := os.Getwd()
		_ = os.Chdir(dir)
		// clean up tmp dir

		defer func() {
			_ = os.Chdir(oldCWD)
			_ = os.RemoveAll(dir)
		}()

		manifestFileString := `
repositories:
- name: 'testRepo'
  branch: 'testBranch'
- name: 'testRepo2'
  branch: 'testBranch2'
- name: 'testRepo3'
  branch: 'testBranch3'`

		err = ioutil.WriteFile("repositoriesTest.yml", []byte(manifestFileString), 0644)

		config := RepositoriesConfig{
			BranchName:      "testBranch",
			RepositoryName:  "testRepository",
			RepositoryNames: []string{"testRepository"},
			Repositories:    "repositoriesTest.yml",
		}

		repositories, err := GetRepositories(&config)

		assert.Equal(t, expectedRepositoryList, repositories)
		assert.NoError(t, err)
	})
	t.Run("Get Repositories from file config - failure case", func(t *testing.T) {
		expectedRepositoryList := []Repository([]Repository{})
		expectedErrorMessage := "Error in config file repositoriesTest.yml, AddonDescriptor doesn't contain any repositories"

		dir, err := ioutil.TempDir("", "test abap utils")
		if err != nil {
			t.Fatal("Failed to create temporary directory")
		}
		oldCWD, _ := os.Getwd()
		_ = os.Chdir(dir)
		// clean up tmp dir

		defer func() {
			_ = os.Chdir(oldCWD)
			_ = os.RemoveAll(dir)
		}()

		manifestFileString := `
repositories:
- repo: 'testRepo'
- repo: 'testRepo2'`

		err = ioutil.WriteFile("repositoriesTest.yml", []byte(manifestFileString), 0644)

		config := RepositoriesConfig{
			Repositories: "repositoriesTest.yml",
		}

		repositories, err := GetRepositories(&config)

		assert.Equal(t, expectedRepositoryList, repositories)
		assert.EqualError(t, err, expectedErrorMessage)
	})
	t.Run("Get Repositories from config - failure case", func(t *testing.T) {
		expectedRepositoryList := []Repository([]Repository{})
		expectedErrorMessage := "Error in config file repositoriesTest.yml, AddonDescriptor doesn't contain any repositories"

		dir, err := ioutil.TempDir("", "test  abap utils")
		if err != nil {
			t.Fatal("Failed to create temporary directory")
		}
		oldCWD, _ := os.Getwd()
		_ = os.Chdir(dir)
		// clean up tmp dir

		defer func() {
			_ = os.Chdir(oldCWD)
			_ = os.RemoveAll(dir)
		}()

		manifestFileString := `
repositories:
- repo: 'testRepo'
- repo: 'testRepo2'`

		err = ioutil.WriteFile("repositoriesTest.yml", []byte(manifestFileString), 0644)

		config := RepositoriesConfig{
			Repositories: "repositoriesTest.yml",
		}

		repositories, err := GetRepositories(&config)

		assert.Equal(t, expectedRepositoryList, repositories)
		assert.EqualError(t, err, expectedErrorMessage)
	})
	t.Run("Get Repositories from empty config - failure case", func(t *testing.T) {
		expectedRepositoryList := []Repository([]Repository{})
		expectedErrorMessage := "Failed to read repository configuration: You have not specified any repository configuration. Please make sure that you have correctly specified it. For more information please read the User documentation"

		config := RepositoriesConfig{}

		repositories, err := GetRepositories(&config)

		assert.Equal(t, expectedRepositoryList, repositories)
		assert.EqualError(t, err, expectedErrorMessage)
	})
}

func TestGetCommitStrings(t *testing.T) {
	t.Run("CommitID available", func(t *testing.T) {
		commitQuery, commitString := GetCommitStrings("ABCD1234")
		assert.Equal(t, `, "commit_id":"ABCD1234"`, commitQuery, "Expected different query")
		assert.Equal(t, `, commit 'ABCD1234'`, commitString, "Expected different string")
	})
	t.Run("CommitID available", func(t *testing.T) {
		commitQuery, commitString := GetCommitStrings("")
		assert.Equal(t, ``, commitQuery, "Expected empty query")
		assert.Equal(t, ``, commitString, "Expected empty string")
	})
}