package main

// getString extracts a string value from a content map.
func getString(content map[string]any, key string) string {
	if v, ok := content[key].(string); ok {
		return v
	}
	return ""
}

// getStringWithDefault returns the string at key or the default when absent/empty.
func getStringWithDefault(content map[string]any, key, def string) string {
	if v := getString(content, key); v != "" {
		return v
	}
	return def
}

// getBool extracts a bool value from a content map. Accepts true/false and
// string forms "true"/"false"/"yes"/"no"/"1"/"0" (admin select dropdowns
// commonly store booleans as strings).
func getBool(content map[string]any, key string, def bool) bool {
	if v, ok := content[key].(bool); ok {
		return v
	}
	if v, ok := content[key].(string); ok {
		switch v {
		case "true", "yes", "1":
			return true
		case "false", "no", "0":
			return false
		}
	}
	return def
}

// getSlice extracts a slice of map values from content[key]. JSON decoding
// gives []any; we narrow to []map[string]any so block code can index into
// individual items by name.
func getSlice(content map[string]any, key string) []map[string]any {
	if v, ok := content[key].([]any); ok {
		result := make([]map[string]any, 0, len(v))
		for _, item := range v {
			if m, ok := item.(map[string]any); ok {
				result = append(result, m)
			}
		}
		return result
	}
	return nil
}