package main

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

// CorporateModernistHeadingBlock renders the built-in `heading` block with
// the Corporate Modernist treatment: tighter tracking, weights restricted to
// 500/600, accent underline on H2.
func CorporateModernistHeadingBlock(ctx context.Context, content map[string]any) string {
	text := getString(content, "text")
	textClass := getString(content, "textClass")
	level := parseHeadingLevel(content)

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

// parseHeadingLevel pulls a level (1-6) from the block content map.
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
}