package main

import (
	"bytes"
	"context"

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

// NumbersCounterBlockMeta defines metadata for the numbers counter block.
var NumbersCounterBlockMeta = blocks.BlockMeta{
	Key:         "numbers_counter",
	Title:       "Numbers Counter",
	Description: "Big circular numeral badges for stats (e.g. '12 teachers').",
	Category:    blocks.CategoryContent,
	Source:      "kindergarten",
}

// NumberItem is a single numeral + label pair.
type NumberItem struct {
	Number int
	Label  string
}

// NumbersData is the renderer input.
type NumbersData struct {
	Items []NumberItem
}

// NumbersCounterBlock renders the round numeral grid.
// Content shape: {items:[{number,label}]}.
func NumbersCounterBlock(ctx context.Context, content map[string]any) string {
	raw := getSlice(content, "items")
	items := make([]NumberItem, 0, len(raw))
	for _, m := range raw {
		items = append(items, NumberItem{
			Number: getInt(m, "number", 0),
			Label:  getString(m, "label"),
		})
	}

	data := NumbersData{Items: items}

	var buf bytes.Buffer
	_ = numbersCounterComponent(data).Render(ctx, &buf)
	return buf.String()
}