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package gen
import (
"bytes"
"fmt"
"html/template"
"os/exec"
"senary/common"
"slices"
htmlform "github.com/alecthomas/chroma/v2/formatters/html"
"github.com/alecthomas/chroma/v2/lexers"
"github.com/alecthomas/chroma/v2/styles"
"github.com/go-git/go-git/v5"
"github.com/go-git/go-git/v5/plumbing"
"github.com/go-git/go-git/v5/plumbing/object"
"os"
"path/filepath"
"strings"
)
type StaticBase struct {
User common.AuthInfo
Repo string
}
type StaticDirListing struct {
StaticBase
Path string
DirName string
Contents []FileEntry
Commit string
}
type StaticCommitListing struct {
StaticBase
Commits []StaticCommit
}
type StaticCommit struct {
Hash string
Author string
Message string
Date string
}
type StaticListing struct {
StaticBase
FileName string
Contents template.HTML
}
func GenerateRepoPages(config *common.Config, repo string) error {
r, err := git.PlainOpen(repo)
if err != nil {
return err
}
headRef, err := r.Head()
if err != nil {
fmt.Printf("could not find head\n")
return err
}
commit, err := r.CommitObject(headRef.Hash())
if err != nil {
return err
}
tree, err := commit.Tree()
if err != nil {
return err
}
WalkDir(config, repo, "", r, tree)
tree.Files().ForEach(func(f *object.File) error {
//fmt.Printf("file: %v\n", f.Name)
staticPath := filepath.Join(config.RepoDir, filepath.Base(repo), "tree", f.Name)
dir := filepath.Dir(staticPath)
os.MkdirAll(dir, 0755)
if !f.Mode.IsFile() {
} else {
if binary, _ := f.IsBinary(); binary {
} else {
data, _ := f.Contents()
file, _ := os.Create(staticPath + ".html")
defer file.Close()
langLexer := lexers.Match(f.Name)
if langLexer == nil {
langLexer = lexers.Analyse(data)
if langLexer == nil {
langLexer = lexers.Fallback
}
}
style := styles.Get("tokyonight-moon")
if style == nil {
style = styles.Fallback
}
formatter := htmlform.New(htmlform.Standalone(false), htmlform.LineNumbersInTable(true), htmlform.WithLineNumbers(true), htmlform.WithLinkableLineNumbers(true, ""))
iterator, err := langLexer.Tokenise(nil, string(strings.TrimSpace(data)))
var doc bytes.Buffer
formatter.Format(&doc, style, iterator)
// lines := strings.Split(doc.String(), "\n")
// htmlLines := []template.HTML{}
// for _, line := range lines {
// htmlLines = append(htmlLines, template.HTML(line))
// }
config.Templates.ExecuteTemplate(file, "listing.tpl.html", StaticListing{StaticBase: StaticBase{Repo: filepath.Base(repo)}, FileName: f.Name, Contents: template.HTML(doc.String())})
if err != nil {
fmt.Printf("[error] %v\n", err)
}
fmt.Printf("Written %v\n", staticPath)
if strings.HasSuffix(staticPath, "tree/README.md") {
fmt.Printf("Writing Index\n")
staticPath := filepath.Join(config.RepoDir, filepath.Base(repo), "index")
dir := filepath.Dir(staticPath)
os.MkdirAll(dir, 0755)
file, _ := os.Create(staticPath + ".html")
defer file.Close()
config.Templates.ExecuteTemplate(file, "listing.tpl.html", StaticListing{StaticBase: StaticBase{Repo: filepath.Base(repo)}, FileName: f.Name, Contents: template.HTML(doc.String())})
}
}
}
return nil
})
staticCommits := []StaticCommit{}
commits, _ := r.Log(&git.LogOptions{})
commits.ForEach(func(c *object.Commit) error {
staticCommits = append(staticCommits, StaticCommit{Hash: c.Hash.String(),
Author: c.Author.String(),
Message: strings.Split(c.Message, "\n")[0],
Date: c.Committer.When.Local().Format("2006-02-01 15:04")})
return nil
})
staticPath := filepath.Join(config.RepoDir, filepath.Base(repo), "commits", "index")
dir := filepath.Dir(staticPath)
os.MkdirAll(dir, 0755)
file, _ := os.Create(staticPath + ".html")
defer file.Close()
config.Templates.ExecuteTemplate(file, "commits.tpl.html", StaticCommitListing{StaticBase: StaticBase{Repo: filepath.Base(repo)}, Commits: staticCommits})
return nil
}
func MakeStaticDirListing(config *common.Config, repoBase string, dirpath string, entries []FileEntry) {
staticPath := filepath.Join(config.RepoDir, repoBase, "tree", dirpath)
dir := filepath.Dir(staticPath)
os.MkdirAll(dir, 0755)
slices.SortFunc(entries, func(a FileEntry, b FileEntry) int {
if a.Dir && !b.Dir {
return -1
} else if b.Dir && !a.Dir {
return 1
}
return strings.Compare(strings.ToLower(a.Name), strings.ToLower(b.Name))
})
fmt.Printf("writing index for %v\n", dirpath)
file, _ := os.Create(filepath.Join(staticPath, "index.html"))
defer file.Close()
config.Templates.ExecuteTemplate(file, "dir.include.tpl.html", StaticDirListing{StaticBase: StaticBase{Repo: filepath.Base(repoBase)}, Path: dirpath, DirName: dirpath, Contents: entries})
}
type FileEntry struct {
Dir bool
Name string
Path string
Message string
Date string
}
func WalkDir(config *common.Config, repopath string, toplevel string, repo *git.Repository, tree *object.Tree) {
tw := object.NewTreeWalker(tree, false, make(map[plumbing.Hash]bool))
defer tw.Close()
dirListing := []FileEntry{}
for {
if _, entry, err := tw.Next(); err != nil {
break
} else {
pathname := filepath.Join(toplevel, entry.Name)
if !entry.Mode.IsFile() {
subtree, err := tree.Tree(entry.Name)
if err == nil {
WalkDir(config, repopath, pathname, repo, subtree)
}
}
dirListing = append(dirListing, FileEntry{Dir: !entry.Mode.IsFile(), Name: entry.Name, Path: pathname})
}
}
fmt.Printf("checking %v\n", toplevel)
if len(dirListing) > 100 {
} else {
for i, ls := range dirListing {
commithash := LastestCommitHashFromFile(repopath, ls.Path)
commit, _ := repo.CommitObject(commithash)
fmt.Printf("got %v %v\n", ls.Path, commithash)
firstLine := strings.Split(commit.Message, "\n")
dirListing[i].Message = firstLine[0]
dirListing[i].Date = commit.Author.When.Local().Format("2006-02-01 15:04")
}
}
MakeStaticDirListing(config, filepath.Base(repopath), toplevel, dirListing)
}
func LastestCommitHashFromFile(repopath string, filepath string) plumbing.Hash {
cmd := exec.Command("git", "log", "-n", "1", filepath)
cmd.Dir = repopath
output, _ := cmd.Output()
lines := strings.Split(string(output), "\n")
str := strings.Split(lines[0], " ")[1]
return plumbing.NewHash(str)
}
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