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85 lines
2.5 KiB
Go
85 lines
2.5 KiB
Go
package custom_commands
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import (
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"fmt"
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"strings"
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"github.com/jesseduffield/generics/slices"
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"github.com/jesseduffield/gocui"
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"github.com/jesseduffield/lazygit/pkg/config"
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"github.com/jesseduffield/lazygit/pkg/gui/context"
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"github.com/jesseduffield/lazygit/pkg/gui/keybindings"
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"github.com/jesseduffield/lazygit/pkg/gui/types"
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)
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// KeybindingCreator takes a custom command along with its handler and returns a corresponding keybinding
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type KeybindingCreator struct {
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contexts *context.ContextTree
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}
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func NewKeybindingCreator(contexts *context.ContextTree) *KeybindingCreator {
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return &KeybindingCreator{
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contexts: contexts,
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}
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}
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func (self *KeybindingCreator) call(customCommand config.CustomCommand, handler func() error) (*types.Binding, error) {
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if customCommand.Context == "" {
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return nil, formatContextNotProvidedError(customCommand)
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}
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viewName, err := self.getViewNameAndContexts(customCommand)
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if err != nil {
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return nil, err
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}
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description := customCommand.Description
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if description == "" {
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description = customCommand.Command
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}
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return &types.Binding{
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ViewName: viewName,
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Key: keybindings.GetKey(customCommand.Key),
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Modifier: gocui.ModNone,
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Handler: handler,
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Description: description,
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}, nil
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}
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func (self *KeybindingCreator) getViewNameAndContexts(customCommand config.CustomCommand) (string, error) {
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if customCommand.Context == "global" {
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return "", nil
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}
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ctx, ok := self.contextForContextKey(types.ContextKey(customCommand.Context))
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if !ok {
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return "", formatUnknownContextError(customCommand)
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}
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viewName := ctx.GetViewName()
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return viewName, nil
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}
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func (self *KeybindingCreator) contextForContextKey(contextKey types.ContextKey) (types.Context, bool) {
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for _, context := range self.contexts.Flatten() {
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if context.GetKey() == contextKey {
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return context, true
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}
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}
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return nil, false
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}
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func formatUnknownContextError(customCommand config.CustomCommand) error {
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allContextKeyStrings := slices.Map(context.AllContextKeys, func(key types.ContextKey) string {
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return string(key)
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})
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return fmt.Errorf("Error when setting custom command keybindings: unknown context: %s. Key: %s, Command: %s.\nPermitted contexts: %s", customCommand.Context, customCommand.Key, customCommand.Command, strings.Join(allContextKeyStrings, ", "))
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}
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func formatContextNotProvidedError(customCommand config.CustomCommand) error {
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return fmt.Errorf("Error parsing custom command keybindings: context not provided (use context: 'global' for the global context). Key: %s, Command: %s", customCommand.Key, customCommand.Command)
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}
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