---
import { Icon } from "astro-icon/components";
import { umamiConfig } from "../config";
import I18nKey from "../i18n/i18nKey";
import { i18n } from "../i18n/translation";
import { formatDateToYYYYMMDD } from "../utils/date-utils";
import { getCategoryUrl, getTagUrl } from "../utils/url-utils";

// 解析 umami
const umamiEnabled = umamiConfig.enabled || false;
const umamiWebsiteId =
	umamiConfig.scripts.match(/data-website-id="([^"]+)"/)?.[1] || "";
const umamiApiKey = umamiConfig.apiKey || "";
const umamiBaseUrl = umamiConfig.baseUrl || "";

export interface Props {
	published: Date;
	updated?: Date;
	category?: string;
	tags?: string[];
	hideUpdateDate?: boolean;
	hideTagsForMobile?: boolean;
	isHome?: boolean;
	className?: string;
	id?: string;
	showOnlyBasicMeta?: boolean; // 新增属性，控制是否只显示基本元数据
	words?: number; // 字数统计
	minutes?: number; // 阅读时间（分钟）
	showWordCount?: boolean; // 是否显示字数统计
}

const {
	published,
	updated,
	category,
	tags,
	hideUpdateDate,
	hideTagsForMobile,
	isHome,
	className = "",
	id,
	showOnlyBasicMeta = false, // 默认为false，保持原有行为
	words,
	// minutes,
	showWordCount = false, // 默认不显示字数统计
} = Astro.props;
---

<div class:list={["flex flex-wrap text-neutral-500 dark:text-neutral-400 items-center gap-4 gap-x-4 gap-y-2", className]}>
    <!-- publish date -->
    <div class="flex items-center">
        <div class="meta-icon">
            <Icon name="material-symbols:calendar-today-outline-rounded" class="text-xl"></Icon>
        </div>
        <span class="text-50 text-sm font-medium">{formatDateToYYYYMMDD(published)}</span>
    </div>

    <!-- update date -->
    {!hideUpdateDate && updated && updated.getTime() !== published.getTime() && (
        <div class="flex items-center">
            <div class="meta-icon">
                <Icon name="material-symbols:edit-calendar-outline-rounded" class="text-xl"></Icon>
            </div>
            <span class="text-50 text-sm font-medium">{formatDateToYYYYMMDD(updated)}</span>
        </div>
    )}

    <!-- categories -->
    <div class="flex items-center">
        <div class="meta-icon">
            <Icon name="material-symbols:book-2-outline-rounded" class="text-xl"></Icon>
        </div>
        <div class="flex flex-row flex-nowrap items-center">
            <a href={getCategoryUrl(category || '')} aria-label={`View all posts in the ${category} category`}
               class="link-lg transition text-50 text-sm font-medium
                            hover:text-[var(--primary)] dark:hover:text-[var(--primary)] whitespace-nowrap">
                {category || i18n(I18nKey.uncategorized)}
            </a>
        </div>
    </div>

    <!-- word count -->
    {showWordCount && words && (
        <div class="flex items-center">
            <div class="meta-icon">
                <Icon name="material-symbols:article-outline-rounded" class="text-xl"></Icon>
            </div>
            <span class="text-50 text-sm font-medium">
                {words} {words > 1 ? i18n(I18nKey.wordsCount) : i18n(I18nKey.wordCount)}
            </span>
        </div>
    )}

    <!-- tags (只有在不显示基本元数据时才显示) -->
    {!showOnlyBasicMeta && (
        <div class:list={["items-center", {"flex": !hideTagsForMobile, "hidden md:flex": hideTagsForMobile}]}>
            <div class="meta-icon">
                <Icon name="material-symbols:tag-rounded" class="text-xl"></Icon>
            </div>
            <div class="flex flex-row flex-nowrap items-center">
                {(tags && tags.length > 0) && tags.map((tag, i) => (
                    <>
                        <div class:list={[{"hidden": i == 0}, "mx-1.5 text-[var(--meta-divider)] text-sm"]}>/</div>
                        <a href={getTagUrl(tag)} aria-label={`View all posts with the ${tag.trim()} tag`}
                           class="link-lg transition text-50 text-sm font-medium
                                        hover:text-[var(--primary)] dark:hover:text-[var(--primary)] whitespace-nowrap">
                            {tag.trim()}
                        </a>
                    </>
                ))}
                {!(tags && tags.length > 0) && <div class="transition text-50 text-sm font-medium">{i18n(I18nKey.noTags)}</div>}
            </div>
        </div>
    )}
    
    <!-- 访问量（首页不显示，且umami.enabled为true时显示） -->
    {!isHome && umamiEnabled && id && (
        <div class="flex items-center">
            <div class="meta-icon">
                <Icon name="material-symbols:visibility-outline-rounded" class="text-xl"></Icon>
            </div>
            <span class="text-50 text-sm font-medium" id="page-views-display">统计加载中...</span>
        </div>
    )}
</div>

<!-- 只有在非首页且启用umami且有slug时才加载脚本 -->
{!isHome && umamiEnabled && id && (
    <script is:inline define:vars={{ id, umamiBaseUrl, umamiApiKey, umamiWebsiteId, umamiConfig }}>
        // 客户端统计文案生成函数
        function generateStatsText(pageViews, visitors) {
            return `浏览量 ${pageViews} · 访客 ${visitors}`;
        }
        
        // 获取访问量统计
        async function fetchPageViews(isRetry = false) {
            // @ts-ignore
            if (!umamiConfig.enabled || !umamiWebsiteId || !id || !isRetry) return;
            
            try {
                // 构造文章页面的URL路径
                const pageUrl = `/posts/${id}/`;
                
                // 调用全局工具获取特定页面的 Umami 统计数据
                const stats = await getUmamiPageStats(umamiBaseUrl, umamiApiKey, umamiWebsiteId, pageUrl);
                
                // 从返回的数据中提取页面浏览量和访客数
                const pageViews = stats.pageviews || 0;
                const visitors = stats.visitors || 0;
                
                const displayElement = document.getElementById('page-views-display');
                if (displayElement) {
                    displayElement.textContent = generateStatsText(pageViews, visitors);
                }
            } catch (error) {
                console.error('Error fetching page views:', error);
                const displayElement = document.getElementById('page-views-display');
                if (displayElement) {
                    displayElement.textContent = '统计不可用';
                }
            }
        }

        // 页面加载完成后获取统计数据
        if (document.readyState === 'loading') {
            document.addEventListener('DOMContentLoaded', fetchPageViews);
        } else {
            fetchPageViews();
        }
    </script>
)}