package main

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

// PastelHeadingBlock renders headings with pastel-dream styling.
// Caveat Brush display at H1/H2; Nunito for H3+; soft brush-stroke underline.
// Content shape: {text, level: 1-6, textClass}
func PastelHeadingBlock(ctx context.Context, content map[string]any) string {
	text := getString(content, "text")
	textClass := getString(content, "textClass")
	level := parseHeadingLevel(content)

	var buf bytes.Buffer
	_ = pastelHeadingComponent(level, text, textClass).Render(ctx, &buf)
	return buf.String()
}

// parseHeadingLevel reads level from various JSON-compatible types and clamps
// the result to 1..6, defaulting to 2.
func parseHeadingLevel(content map[string]any) int {
	if level, ok := content["level"].(float64); ok {
		l := int(level)
		if l >= 1 && l <= 6 {
			return l
		}
	}
	if level, ok := content["level"].(int); ok {
		if level >= 1 && level <= 6 {
			return level
		}
	}
	if level, ok := content["level"].(string); ok {
		if l, err := strconv.Atoi(level); err == nil && l >= 1 && l <= 6 {
			return l
		}
	}
	return 2
}