/
commit.go
157 lines (127 loc) 路 3.3 KB
/
commit.go
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package cmd
import (
"fmt"
"strings"
"time"
gansi "github.com/charmbracelet/glamour/ansi"
"github.com/charmbracelet/soft-serve/git"
"github.com/charmbracelet/soft-serve/pkg/backend"
"github.com/charmbracelet/soft-serve/pkg/ui/common"
"github.com/charmbracelet/soft-serve/pkg/ui/styles"
"github.com/spf13/cobra"
)
// commitCommand returns a command that prints the contents of a commit.
func commitCommand() *cobra.Command {
var color bool
var patchOnly bool
cmd := &cobra.Command{
Use: "commit SHA",
Short: "Print out the contents of a diff",
Args: cobra.ExactArgs(2),
PersistentPreRunE: checkIfReadable,
RunE: func(cmd *cobra.Command, args []string) error {
ctx := cmd.Context()
be := backend.FromContext(ctx)
repoName := args[0]
commitSHA := args[1]
rr, err := be.Repository(ctx, repoName)
if err != nil {
return err
}
r, err := rr.Open()
if err != nil {
return err
}
commit, err := r.CommitByRevision(commitSHA)
if err != nil {
return err
}
patch, err := r.Patch(commit)
if err != nil {
return err
}
diff, err := r.Diff(commit)
if err != nil {
return err
}
commonStyle := styles.DefaultStyles()
style := commonStyle.Log
s := strings.Builder{}
commitLine := "commit " + commitSHA
authorLine := "Author: " + commit.Author.Name
dateLine := "Date: " + commit.Committer.When.UTC().Format(time.UnixDate)
msgLine := strings.ReplaceAll(commit.Message, "\r\n", "\n")
statsLine := renderStats(diff, commonStyle, color)
diffLine := renderDiff(patch, color)
if patchOnly {
cmd.Println(
diffLine,
)
return nil
}
if color {
s.WriteString(fmt.Sprintf("%s\n%s\n%s\n%s\n",
style.CommitHash.Render(commitLine),
style.CommitAuthor.Render(authorLine),
style.CommitDate.Render(dateLine),
style.CommitBody.Render(msgLine),
))
} else {
s.WriteString(fmt.Sprintf("%s\n%s\n%s\n%s\n",
commitLine,
authorLine,
dateLine,
msgLine,
))
}
s.WriteString(fmt.Sprintf("\n%s\n%s",
statsLine,
diffLine,
))
cmd.Println(
s.String(),
)
return nil
},
}
cmd.Flags().BoolVarP(&color, "color", "c", false, "Colorize output")
cmd.Flags().BoolVarP(&patchOnly, "patch", "p", false, "Output patch only")
return cmd
}
func renderDiff(patch string, color bool) string {
c := patch
if color {
var s strings.Builder
var pr strings.Builder
diffChroma := &gansi.CodeBlockElement{
Code: patch,
Language: "diff",
}
err := diffChroma.Render(&pr, common.StyleRenderer())
if err != nil {
s.WriteString(fmt.Sprintf("\n%s", err.Error()))
} else {
s.WriteString(fmt.Sprintf("\n%s", pr.String()))
}
c = s.String()
}
return c
}
func renderStats(diff *git.Diff, commonStyle *styles.Styles, color bool) string {
style := commonStyle.Log
c := diff.Stats().String()
if color {
s := strings.Split(c, "\n")
for i, line := range s {
ch := strings.Split(line, "|")
if len(ch) > 1 {
adddel := ch[len(ch)-1]
adddel = strings.ReplaceAll(adddel, "+", style.CommitStatsAdd.Render("+"))
adddel = strings.ReplaceAll(adddel, "-", style.CommitStatsDel.Render("-"))
s[i] = strings.Join(ch[:len(ch)-1], "|") + "|" + adddel
}
}
return strings.Join(s, "\n")
}
return c
}