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package loaders
import (
"fmt"
"strings"
"github.com/jesseduffield/lazygit/pkg/commands/models"
"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
"github.com/jesseduffield/lazygit/pkg/common"
)
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)).RunWithOutput()
if err != nil {
return nil, err
}
return self.getCommitFilesFromFilenames(filenames), nil
}
// filenames string is something like "file1\nfile2\nfile3"
func (self *CommitFileLoader) getCommitFilesFromFilenames(filenames string) []*models.CommitFile {
commitFiles := make([]*models.CommitFile, 0)
lines := strings.Split(strings.TrimRight(filenames, "\x00"), "\x00")
n := len(lines)
for i := 0; i < n-1; i += 2 {
// typical result looks like 'A my_file' meaning my_file was added
changeStatus := lines[i]
name := lines[i+1]
commitFiles = append(commitFiles, &models.CommitFile{
Name: name,
ChangeStatus: changeStatus,
})
}
return commitFiles
}
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