feat: add image project dashboard and canvas editor

components/Studio.tsx

@@ -1,76 +1,121 @@
 "use client";
 
-import { useState } from "react";
+import { useEffect, useRef, useState } from "react";
 
-type IconName = "home" | "note" | "code" | "chart" | "flag" | "bulb" | "school" | "book" | "draft" | "plus" | "chevron" | "upload";
+type IconName = "home" | "create" | "assets" | "projects" | "canvas" | "tools" | "bell" | "api" | "plus" | "image" | "layers" | "magic" | "resize" | "grid" | "search" | "arrow";
+type Project = { id: string; name: string; slides: Array<{ fileName: string }>; canvas: { width: number; height: number }; updatedAt: string };
 
 const paths: Record<IconName, React.ReactNode> = {
-  home: <><path d="m4 10 8-6 8 6v8a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2Z"/><path d="M9 14h6"/></>,
-  note: <><rect x="5" y="3" width="14" height="18" rx="3"/><path d="M9 8h6M9 12h5"/></>,
-  code: <><rect x="3" y="4" width="18" height="16" rx="3"/><path d="m9 9-3 3 3 3m6-6 3 3-3 3m-2-7-2 8"/></>,
-  chart: <><rect x="3" y="4" width="18" height="16" rx="3"/><path d="m7 15 3-3 3 2 4-5"/></>,
-  flag: <><path d="M6 21V5m0 1c4-3 7 3 12 0v9c-5 3-8-3-12 0"/></>,
-  bulb: <><path d="M9 18h6m-5 3h4"/><path d="M8.2 15.5a7 7 0 1 1 7.6 0c-.8.5-.8 1.5-.8 2.5H9c0-1 0-2-.8-2.5Z"/></>,
-  school: <><path d="m3 9 9-5 9 5-9 5Z"/><path d="M7 12v5c3 2 7 2 10 0v-5m4-3v6"/></>,
-  book: <><path d="M6 3h11a2 2 0 0 1 2 2v16H7a3 3 0 0 1-3-3V5a2 2 0 0 1 2-2Z"/><path d="M7 15h12M9 7h6"/></>,
-  draft: <><path d="M5 5h14v15H5z"/><path d="M9 3h6v4H9zM8 11h8m-8 4h6"/></>,
-  plus: <><rect x="3" y="5" width="18" height="14" rx="3"/><path d="M12 9v6m-3-3h6"/></>,
-  chevron: <path d="m8 10 4 4 4-4"/>,
-  upload: <><path d="M7 18a5 5 0 0 1-.5-10A7 7 0 0 1 20 10.5 4 4 0 0 1 19 18"/><path d="m9 12 3-3 3 3m-3-3v10"/></>,
+  home: <path d="M4 11 12 4l8 7v9H5v-9"/>,
+  create: <><circle cx="12" cy="12" r="8"/><path d="M12 8v8m-4-4h8"/></>,
+  assets: <><rect x="4" y="5" width="16" height="14" rx="2"/><path d="m7 16 4-4 3 3 2-2 2 3"/></>,
+  projects: <><path d="M4 7h6l2 2h8v10H4z"/><path d="M4 7V5h6l2 2"/></>,
+  canvas: <><rect x="5" y="5" width="14" height="14" rx="2"/><path d="M2 8V3h5M17 3h5v5M22 16v5h-5M7 21H2v-5"/></>,
+  tools: <><rect x="4" y="4" width="6" height="6" rx="1"/><rect x="14" y="4" width="6" height="6" rx="1"/><rect x="4" y="14" width="6" height="6" rx="1"/><rect x="14" y="14" width="6" height="6" rx="1"/></>,
+  bell: <><path d="M6 17h12l-2-3V9a4 4 0 0 0-8 0v5Z"/><path d="M10 20h4"/></>,
+  api: <><path d="M8 8 4 12l4 4m8-8 4 4-4 4M14 5l-4 14"/></>,
+  plus: <path d="M12 5v14M5 12h14"/>,
+  image: <><rect x="3" y="4" width="18" height="16" rx="2"/><circle cx="9" cy="9" r="2"/><path d="m5 18 5-5 3 3 2-2 4 4"/></>,
+  layers: <><path d="m12 3 9 5-9 5-9-5Z"/><path d="m3 12 9 5 9-5M3 16l9 5 9-5"/></>,
+  magic: <><path d="m15 4 5 5L8 21l-5-5Z"/><path d="m13 6 5 5M7 3v3M5.5 4.5h3M20 15v4M18 17h4"/></>,
+  resize: <><path d="M8 3H3v5M16 3h5v5M3 16v5h5M21 16v5h-5"/><path d="m3 8 6-6m12 6-6-6M3 16l6 6m12-6-6 6"/></>,
+  grid: <><rect x="3" y="3" width="7" height="7" rx="1"/><rect x="14" y="3" width="7" height="7" rx="1"/><rect x="3" y="14" width="7" height="7" rx="1"/><rect x="14" y="14" width="7" height="7" rx="1"/></>,
+  search: <><circle cx="10.5" cy="10.5" r="6.5"/><path d="m16 16 4 4"/></>,
+  arrow: <path d="M5 12h14m-4-4 4 4-4 4"/>,
 };
 
-function Icon({ name, size = 19, strokeWidth = 1.55 }: { name: IconName; size?: number; strokeWidth?: number }) {
-  return <svg width={size} height={size} viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth={strokeWidth} strokeLinecap="round" strokeLinejoin="round" aria-hidden="true">{paths[name]}</svg>;
+function Icon({ name, size = 20 }: { name: IconName; size?: number }) {
+  return <svg width={size} height={size} viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1.6" strokeLinecap="round" strokeLinejoin="round" aria-hidden="true">{paths[name]}</svg>;
 }
 
-const navItems: Array<{ icon: IconName; label: string; expandable?: boolean }> = [
-  { icon: "home", label: "首页" },
-  { icon: "note", label: "笔记管理" },
-  { icon: "code", label: "Builder hub", expandable: true },
-  { icon: "chart", label: "数据看板", expandable: true },
-  { icon: "flag", label: "活动中心" },
-  { icon: "bulb", label: "笔记灵感" },
-  { icon: "school", label: "创作学院" },
-  { icon: "book", label: "创作百科" },
-];
-
-const tabs = ["上传视频", "上传图文", "写长文", "发播客"];
+function imageUrl(project: Project) { return project.slides[0] ? `/api/image-projects/${project.id}/images/${project.slides[0].fileName}` : ""; }
 
 export default function Studio() {
-  const [activeTab, setActiveTab] = useState("上传视频");
+  const [projects, setProjects] = useState<Project[]>([]);
+  const [filter, setFilter] = useState("项目");
+  const [query, setQuery] = useState("");
+  const [uploading, setUploading] = useState(false);
+  const [message, setMessage] = useState("");
+  const input = useRef<HTMLInputElement>(null);
 
-  return <main className="creator-shell">
-    <header className="creator-header">
-      <div className="creator-brand"><span className="xiaohongshu-logo">小红书</span><strong>创作服务平台</strong></div>
-      <button className="creator-account"><span className="account-photo">创</span><span>内容工作室</span><Icon name="chevron" size={14} /></button>
-    </header>
+  useEffect(() => {
+    fetch("/api/image-projects").then(async (response) => {
+      const data = await response.json();
+      if (!response.ok) throw new Error(data.error || "项目载入失败");
+      setProjects(data.projects || []);
+    }).catch((error) => setMessage((error as Error).message));
+  }, []);
 
-    <aside className="creator-sidebar">
-      <button className="publish-button"><Icon name="plus" size={19} strokeWidth={1.8} /><span>发布笔记</span><Icon name="chevron" size={18} strokeWidth={2} /></button>
-      <nav className="creator-nav">
-        {navItems.map((item) => <button className="creator-nav-item" key={item.label}><Icon name={item.icon} /><span>{item.label}</span>{item.expandable && <Icon name="chevron" size={17} />}</button>)}
+  async function createProject(files: FileList | null) {
+    if (!files?.length) return;
+    setUploading(true);
+    setMessage(`正在创建项目并上传 ${files.length} 张图片…`);
+    try {
+      const form = new FormData();
+      Array.from(files).forEach((file) => form.append("images", file));
+      const response = await fetch("/api/image-projects", { method: "POST", body: form });
+      const data = await response.json();
+      if (!response.ok) throw new Error(data.error || "上传失败");
+      window.location.assign(`/projects/${data.project.id}/editor`);
+    } catch (error) { setMessage((error as Error).message); setUploading(false); if (input.current) input.current.value = ""; }
+  }
+
+  const visibleProjects = projects.filter((project) => project.name.toLowerCase().includes(query.trim().toLowerCase()));
+
+  return <main className="kling-shell">
+    <header className="kling-windowbar"><strong>首页</strong><button aria-label="新建"><Icon name="plus" size={18} /></button></header>
+    <aside className="kling-sidebar">
+      <div className="kling-logo">R</div>
+      <nav>
+        <SideItem icon="create" label="创作" active />
+        <SideItem icon="assets" label="资产" />
+        <i />
+        <SideItem icon="projects" label="项目" />
+        <SideItem icon="canvas" label="灵动画布" />
+        <SideItem icon="tools" label="全部工具" />
       </nav>
+      <div className="side-footer"><SideItem icon="bell" label="通知" /><SideItem icon="api" label="API" /><div className="side-avatar">HX</div></div>
     </aside>
 
-    <section className="creator-main">
-      <div className="creator-toolbar">
-        <div className="creator-tabs">{tabs.map((tab) => <button key={tab} className={activeTab === tab ? "active" : ""} onClick={() => setActiveTab(tab)}>{tab}</button>)}</div>
-        <button className="draft-button"><Icon name="draft" size={18} /><span>草稿箱(0)</span></button>
+    <section className="kling-main">
+      <div className="tool-heroes">
+        <button className="hero-card primary-hero" onClick={() => input.current?.click()}><div><span className="new-badge">NEW</span><h2><b>RED</b> 开始创作 <Icon name="arrow" /></h2><p>上传图片，开启你的图文项目</p></div><div className="hero-wave"><i/><i/><i/></div></button>
+        <button className="hero-card image-hero" onClick={() => input.current?.click()}><div><h2><Icon name="image" /> 图片创作 <Icon name="arrow" /></h2><p>多图编辑、尺寸适配、画面调整</p></div><div className="stacked-pictures"><i/><i/><i/></div></button>
+        <button className="hero-card batch-hero" onClick={() => input.current?.click()}><div><h2><Icon name="layers" /> 批量图文 <Icon name="arrow" /></h2><p>一次导入多张图片，逐页精细编辑</p></div><div className="batch-art"><i/><i/></div></button>
       </div>
 
-      <div className="upload-panel">
-        <div className="upload-center">
-          <div className="cloud-upload"><Icon name="upload" size={104} strokeWidth={1.15} /></div>
-          <p>{activeTab === "上传视频" ? "拖拽视频到此或点击上传" : activeTab === "上传图文" ? "拖拽图片到此或点击上传" : activeTab === "写长文" ? "点击开始创作长文" : "拖拽音频到此或点击上传"}</p>
-          <button className="upload-action">{activeTab === "上传视频" ? "上传视频" : activeTab === "上传图文" ? "上传图文" : activeTab === "写长文" ? "开始写作" : "上传音频"}</button>
+      <div className="quick-tools">
+        <ToolCard icon="canvas" title="灵动画布" subtitle="专业画布编辑器" onClick={() => input.current?.click()} />
+        <ToolCard icon="magic" title="封面生成" subtitle="快速制作小红书封面" />
+        <ToolCard icon="layers" title="批量排版" subtitle="统一多页视觉样式" />
+        <ToolCard icon="resize" title="尺寸适配" subtitle="一键切换常用比例" />
+        <ToolCard icon="grid" title="全部" subtitle="探索更多创作工具" />
+      </div>
+
+      <section className="project-feed">
+        <div className="project-toolbar">
+          <div className="feed-tabs">{["项目", "最近", "收藏"].map((tab) => <button key={tab} className={filter === tab ? "active" : ""} onClick={() => setFilter(tab)}>{tab}</button>)}</div>
+          <i />
+          <label className="project-search"><input value={query} onChange={(event) => setQuery(event.target.value)} placeholder="搜索项目" /><Icon name="search" size={18} /></label>
+          <button className="create-project-button" onClick={() => input.current?.click()}>＋ 新建图文项目</button>
         </div>
-      </div>
 
-      <div className="upload-guides">
-        <div><strong>{activeTab === "上传视频" ? "视频大小" : "文件大小"}</strong><p>{activeTab === "上传视频" ? <>支持时长4小时以内，<br />最大20GB的视频文件</> : <>单个文件不超过20GB，<br />支持批量选择上传</>}</p></div>
-        <div><strong>{activeTab === "上传视频" ? "视频格式" : "支持格式"}</strong><p>{activeTab === "上传视频" ? <>支持常用视频格式，<br />推荐使用mp4、mov</> : <>支持平台常用格式，<br />上传后可继续编辑</>}</p></div>
-        <div><strong>{activeTab === "上传视频" ? "视频分辨率" : "内容质量"}</strong><p>{activeTab === "上传视频" ? <>超过1080P的视频用网页端上传画质更清晰</> : <>建议上传清晰、完整的原创内容</>}</p></div>
-      </div>
+        <div className="project-categories"><button className="active">全部</button><button>小红书图文</button><button>封面设计</button><button>方形图片</button><button>竖版长图</button><button>最近编辑</button></div>
+
+        {visibleProjects.length ? <div className="project-masonry">{visibleProjects.map((project, index) => <a className={`project-tile tile-${index % 5}`} href={`/projects/${project.id}/editor`} key={project.id}><div className="project-cover" style={{ aspectRatio: `${project.canvas.width}/${project.canvas.height}` }}>{imageUrl(project) && <img src={imageUrl(project)} alt="" />}<span>{project.slides.length} 页</span></div><div className="project-caption"><strong>{project.name}</strong><small>{new Date(project.updatedAt).toLocaleDateString("zh-CN")} 编辑</small></div></a>)}</div> : <div className="project-empty"><div className="empty-art"><span/><span/><span/></div><h3>开始第一个图文项目</h3><p>上传 1–20 张图片，进入专业画布逐页编辑</p><button onClick={() => input.current?.click()}>上传图片创建项目</button></div>}
+      </section>
     </section>
+
+    <input ref={input} hidden type="file" accept="image/png,image/jpeg,image/webp" multiple onChange={(event) => void createProject(event.target.files)} />
+    {uploading && <div className="upload-overlay"><span className="upload-spinner"/><strong>{message}</strong><small>请不要关闭页面</small></div>}
+    {!uploading && message && <div className="dashboard-toast">{message}<button onClick={() => setMessage("")}>×</button></div>}
   </main>;
 }
+
+function SideItem({ icon, label, active }: { icon: IconName; label: string; active?: boolean }) {
+  return <button className={`side-item ${active ? "active" : ""}`}><Icon name={icon} size={20} /><span>{label}</span></button>;
+}
+
+function ToolCard({ icon, title, subtitle, onClick }: { icon: IconName; title: string; subtitle: string; onClick?: () => void }) {
+  return <button className="quick-tool" onClick={onClick}><Icon name={icon} /><div><strong>{title}</strong><small>{subtitle}</small></div><Icon name="arrow" size={17} /></button>;
+}