/**
 * 顶栏第二行里的正文工具条。
 *
 * 每个按钮都是「上图标 + 下文字」，与公众号/知乎的单行工具栏一致；
 * 只渲染当前账号真正有权限使用的能力，全部动作由父组件转给 TinyMCE。
 *
 * 需要多选项的工具（标题级别、列表、引用配色、隐藏内容）统一走 ToolMenu，
 * 避免原生 <select> 的风格断裂和滚动容器裁剪。
 *
 * @package Jio
 */

import { __ } from '@wordpress/i18n';

import { ToolMenu, type ToolMenuItem } from './tool-menu';

type Capabilities = Record<string, boolean>;

type Props = {
	ready: boolean;
	canUndo: boolean;
	canRedo: boolean;
	formatValue: string;
	onFormatChange: (value: string) => void;
	alignValue: string;
	blockValue: string;
	capabilities: Capabilities;
	onCommand: (name: string, value?: string) => void;
	onRememberSelection: () => void;
	onOpenLink: () => void;
	onOpenMedia: (type: 'image' | 'video' | 'file') => void;
	onInsertBlock: (kind: string) => void;
	onInsertQuote: (color: '' | 'qe_wzk_c-red' | 'qe_wzk_lan' | 'qe_wzk_lv') => void;
	onInsertHidden: (kind: 'reply' | 'login' | 'vip' | 'payshow') => void;
};

type ToolButtonProps = {
	label: string;
	icon: string;
	ready: boolean;
	onClick: () => void;
	title?: string;
	active?: boolean;
};

function ToolButton({ label, icon, ready, onClick, title, active = false }: ToolButtonProps) {
	return (
		<button
			type="button"
			className={`jio-creator__tool-btn${active ? ' is-active' : ''}`}
			disabled={!ready}
			onClick={onClick}
			title={title || label}
			aria-label={title || label}
			aria-pressed={active || undefined}
		>
			<i className={icon} aria-hidden="true" />
			<span className="jio-creator__tool-label">{label}</span>
		</button>
	);
}

/** 引用配色：菜单项自带色块预览，和正文里的效果对得上。 */
const QUOTE_OPTIONS = [
	{ key: '' as const, label: __('灰色引用', 'jio'), swatch: '#555555' },
	{ key: 'qe_wzk_c-red' as const, label: __('红色引用', 'jio'), swatch: '#dc3f3f' },
	{ key: 'qe_wzk_lan' as const, label: __('蓝色引用', 'jio'), swatch: '#0092ff' },
	{ key: 'qe_wzk_lv' as const, label: __('绿色引用', 'jio'), swatch: '#23790e' },
];

/** 隐藏内容的四档可见性，对应服务端的 [reply] / [jio_hide] / [vip] / [payshow]。 */
const HIDE_OPTIONS = [
	{ key: 'reply' as const, label: __('评论后可查看', 'jio'), icon: 'fa fas fa-comment-dots' },
	{ key: 'login' as const, label: __('登录后可查看', 'jio'), icon: 'fa fas fa-sign-in-alt' },
	{ key: 'vip' as const, label: __('会员可查看', 'jio'), icon: 'fa fas fa-crown' },
	{ key: 'payshow' as const, label: __('付费后可查看', 'jio'), icon: 'fa fas fa-coins' },
];

export function EditorToolbar({
	ready,
	canUndo,
	canRedo,
	formatValue,
	onFormatChange,
	alignValue,
	blockValue,
	capabilities,
	onCommand,
	onRememberSelection,
	onOpenLink,
	onOpenMedia,
	onInsertBlock,
	onInsertQuote,
	onInsertHidden,
}: Props) {
	const headingItems: ToolMenuItem[] = [
		{ key: 'p', label: __('正文', 'jio'), icon: 'fa fas fa-paragraph' },
		{ key: 'h2', label: __('标题 2', 'jio'), icon: 'fa fas fa-heading' },
		{ key: 'h3', label: __('标题 3', 'jio'), icon: 'fa fas fa-heading' },
		{ key: 'h4', label: __('标题 4', 'jio'), icon: 'fa fas fa-heading' },
	].map((item) => ({
		...item,
		active: formatValue === item.key,
		onSelect: () => {
			onFormatChange(item.key);
			onCommand('format', item.key);
		},
	}));

	const listItems: ToolMenuItem[] = [
		{ key: 'ul', label: __('无序列表', 'jio'), icon: 'fa fas fa-list-ul' },
		{ key: 'ol', label: __('有序列表', 'jio'), icon: 'fa fas fa-list-ol' },
	].map((item) => ({
		...item,
		active: blockValue === item.key,
		onSelect: () => onInsertBlock(item.key),
	}));

	const alignItems: ToolMenuItem[] = [
		{ key: 'left', label: __('居左对齐', 'jio'), icon: 'fa fas fa-align-left' },
		{ key: 'center', label: __('居中对齐', 'jio'), icon: 'fa fas fa-align-center' },
		{ key: 'right', label: __('居右对齐', 'jio'), icon: 'fa fas fa-align-right' },
	].map((item) => ({
		...item,
		active: alignValue === item.key,
		onSelect: () => onCommand('align', item.key),
	}));

	const quoteItems: ToolMenuItem[] = QUOTE_OPTIONS.map((option) => ({
		key: option.key || 'default',
		label: option.label,
		swatch: option.swatch,
		active: blockValue === (option.key || 'quote'),
		onSelect: () => onInsertQuote(option.key),
	}));

	const hideItems: ToolMenuItem[] = HIDE_OPTIONS.map((option) => ({
		key: option.key,
		label: option.label,
		icon: option.icon,
		onSelect: () => onInsertHidden(option.key),
	}));

	// 触发器图标跟随当前状态（对齐方式 / 列表类型），一眼能看出光标所在段落。
	const alignIcon =
		alignValue === 'center'
			? 'fa fas fa-align-center'
			: alignValue === 'right'
				? 'fa fas fa-align-right'
				: 'fa fas fa-align-left';
	const listIcon = blockValue === 'ol' ? 'fa fas fa-list-ol' : 'fa fas fa-list-ul';

	return (
		<div
			className="jio-creator__toolbar-tools"
			role="toolbar"
			aria-label={__('正文编辑工具', 'jio')}
			onMouseDown={(event) => {
				onRememberSelection();
				if ((event.target as HTMLElement).closest('button')) event.preventDefault();
			}}
		>
			<div className="jio-creator__toolbar-group" role="group" aria-label={__('撤销和重做', 'jio')}>
				<ToolButton label={__('撤销', 'jio')} icon="fa fas fa-undo" ready={canUndo} onClick={() => onCommand('undo')} />
				<ToolButton label={__('重做', 'jio')} icon="fa fas fa-redo" ready={canRedo} onClick={() => onCommand('redo')} />
			</div>
			<span className="jio-creator__toolbar-divider" aria-hidden="true" />

			<div className="jio-creator__toolbar-group" role="group" aria-label={__('段落样式', 'jio')}>
				<ToolMenu
					label={__('标题', 'jio')}
					icon="fa fas fa-heading"
					items={headingItems}
					ready={ready}
					width={168}
					onRememberSelection={onRememberSelection}
				/>
			</div>
			<span className="jio-creator__toolbar-divider" aria-hidden="true" />

			<div className="jio-creator__toolbar-group" role="group" aria-label={__('文字格式', 'jio')}>
				<ToolButton label={__('加粗', 'jio')} icon="fa fas fa-bold" ready={ready} onClick={() => onCommand('Bold')} />
				<ToolButton label={__('斜体', 'jio')} icon="fa fas fa-italic" ready={ready} onClick={() => onCommand('Italic')} />
				<ToolButton label={__('下划线', 'jio')} icon="fa fas fa-underline" ready={ready} onClick={() => onCommand('Underline')} />
			</div>
			<span className="jio-creator__toolbar-divider" aria-hidden="true" />

			<div className="jio-creator__toolbar-group" role="group" aria-label={__('段落块', 'jio')}>
				<ToolMenu
					label={__('列表', 'jio')}
					icon={listIcon}
					items={listItems}
					ready={ready}
					width={168}
					onRememberSelection={onRememberSelection}
					active={blockValue === 'ul' || blockValue === 'ol'}
				/>
				<ToolMenu
					label={__('对齐', 'jio')}
					icon={alignIcon}
					items={alignItems}
					ready={ready}
					width={168}
					onRememberSelection={onRememberSelection}
					active={alignValue !== 'left'}
					title={__('对齐方式', 'jio')}
				/>
				<ToolMenu
					label={__('引用', 'jio')}
					icon="fa fas fa-quote-left"
					items={quoteItems}
					ready={ready}
					width={168}
					onRememberSelection={onRememberSelection}
					active={blockValue === 'quote' || QUOTE_OPTIONS.some((option) => option.key === blockValue)}
				/>
				{capabilities.canHide && (
					<ToolMenu
						label={__('隐藏', 'jio')}
						icon="fa fas fa-eye-slash"
						items={hideItems}
						ready={ready}
						width={190}
						onRememberSelection={onRememberSelection}
						title={__('隐藏内容', 'jio')}
					/>
				)}
				<ToolButton label={__('分割线', 'jio')} icon="fa fas fa-minus" ready={ready} onClick={() => onInsertBlock('divider')} />
				<ToolButton label={__('代码块', 'jio')} icon="fa fas fa-code" ready={ready} onClick={() => onInsertBlock('code')} />
				<ToolButton label={__('注释', 'jio')} icon="fa fas fa-comment-dots" ready={ready} onClick={() => onInsertBlock('footnote')} />
				<ToolButton label={__('公式', 'jio')} icon="fa fas fa-square-root-alt" ready={ready} onClick={() => onInsertBlock('math')} />
				<ToolButton label={__('表格', 'jio')} icon="fa fas fa-table" ready={ready} onClick={() => onInsertBlock('table')} />
			</div>
			<span className="jio-creator__toolbar-divider" aria-hidden="true" />

			<div className="jio-creator__toolbar-group" role="group" aria-label={__('媒体和链接', 'jio')}>
				{capabilities.canUploadImage && (
					<ToolButton label={__('图片', 'jio')} icon="fa far fa-image" ready={ready} onClick={() => onOpenMedia('image')} />
				)}
				{(capabilities.canUploadVideo || capabilities.canEmbed) && (
					<ToolButton label={__('视频', 'jio')} icon="fa fas fa-video" ready={ready} onClick={() => onOpenMedia('video')} />
				)}
				<ToolButton label={__('链接', 'jio')} icon="fa fas fa-link" ready={ready} onClick={onOpenLink} />
				{capabilities.canUploadFile && (
					<ToolButton label={__('附件', 'jio')} icon="fa fas fa-paperclip" ready={ready} onClick={() => onOpenMedia('file')} />
				)}
			</div>
		</div>
	);
}