package templates

import (
	"fmt"

	"github.com/go-git/go-git/v5/plumbing"
	"go.alanpearce.eu/elgit/git"
	g "go.alanpearce.eu/gomponents"
	. "go.alanpearce.eu/gomponents/html"
)

// LogPage renders the commit log page
func LogPage(data PageData, commits []*git.CommitReference) g.Node {
	return Page(data, []g.Node{
		RepoHeader(data),
		RenderNav(data),
		Main(
			Log(data, commits),
		),
	})
}

func Log(data PageData, commits []*git.CommitReference) g.Node {
	return Div(Class("log"),
		g.Map(commits, func(commit *git.CommitReference) g.Node {
			return g.Group{
				Div(Class("commit-header"),
					Div(
						A(
							Href(fmt.Sprintf("/%s/commit/%s", data.Name, commit.Hash.String())),
							Class("commit-hash"),
							g.Text(commit.Hash.String()[:8]),
						),
						g.Text(" "),
						g.If(
							commit.HasReference(),
							g.Map(commit.References(), func(ref *plumbing.Reference) g.Node {
								return A(
									Href(fmt.Sprintf("/%s/tree/%s", data.Name, ref.Name().Short())),
									Class("commit-hash"),
									g.Text(ref.Name().Short()),
								)
							}),
						),
					),
					Pre(g.Text(commit.Message)),
				),
				CommitInfo(commit.Author),
			}
		}),
	)
}