package main

import (
	"bytes"
	"context"
	"strconv"
)

// Y2KHeadingBlock applies the chrome-stroke heading styling to the built-in
// heading block when the y2k theme is active.
// Content: {text, level, textClass}
func Y2KHeadingBlock(ctx context.Context, content map[string]any) string {
	text := getString(content, "text")
	textClass := getString(content, "textClass")
	level := parseHeadingLevel(content)
	var buf bytes.Buffer
	_ = y2kHeadingComponent(level, text, textClass).Render(ctx, &buf)
	return buf.String()
}

// parseHeadingLevel reads "level" from the content map, accepting float64
// (JSON), int (Go), or numeric strings. Returns 2 as a safe default.
func parseHeadingLevel(content map[string]any) int {
	if v, ok := content["level"].(float64); ok {
		l := int(v)
		if l >= 1 && l <= 6 {
			return l
		}
	}
	if v, ok := content["level"].(int); ok && v >= 1 && v <= 6 {
		return v
	}
	if v, ok := content["level"].(string); ok {
		if l, err := strconv.Atoi(v); err == nil && l >= 1 && l <= 6 {
			return l
		}
	}
	return 2
}