package main

import (
	"bytes"
	"context"

	"git.dev.alexdunmow.com/block/core/blocks"
)

// TracklistBlockMeta declares the CD-jewel-case tracklist block.
var TracklistBlockMeta = blocks.BlockMeta{
	Key:         "tracklist",
	Title:       "Tracklist",
	Description: "Tabular tracklist styled like a CD jewel case insert.",
	Source:      "y2k",
	Category:    blocks.CategoryContent,
}

// TracklistBlock renders the tracklist.
// Content: {tracks[{title, duration, url}]}
func TracklistBlock(ctx context.Context, content map[string]any) string {
	raw := getSlice(content, "tracks")
	tracks := make([]TrackRow, 0, len(raw))
	for _, r := range raw {
		tracks = append(tracks, TrackRow{
			Title:    getString(r, "title"),
			Duration: getString(r, "duration"),
			URL:      getString(r, "url"),
		})
	}
	var buf bytes.Buffer
	_ = tracklistComponent(TracklistData{Tracks: tracks}).Render(ctx, &buf)
	return buf.String()
}

// TracklistData is the typed shape for the templ component.
type TracklistData struct {
	Tracks []TrackRow
}

// TrackRow is a single tracklist row.
type TrackRow struct {
	Title    string
	Duration string
	URL      string
}