This commit is contained in:
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package main
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import (
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"embed"
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"flag"
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"io/fs"
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"log"
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"net/http"
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"os"
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"strconv"
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"toolbox/pkg/base"
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_ "toolbox/pkg/jitie" // 匿名导入以触发 init()
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"github.com/gin-gonic/gin"
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)
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//go:embed web/*
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var webFS embed.FS
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func main() {
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// 定义端口 Flag
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portFlag := flag.Int("port", 0, "端口号 (优先于环境变量 PORT)")
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flag.Parse()
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// 禁用 Gin 的默认重定向逻辑，防止与静态资源冲突
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r := gin.New()
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r.Use(gin.Logger(), gin.Recovery())
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r.RedirectTrailingSlash = false
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r.RedirectFixedPath = false
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// 1. 自动发现并注册工具路由
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api := r.Group("/api")
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{
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for id, tool := range base.Registry {
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log.Printf("Loading tool: %s (%s)", tool.Name(), id)
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if err := tool.Init(); err != nil {
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log.Fatalf("Failed to initialize tool %s: %v", id, err)
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}
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group := api.Group("/" + id)
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tool.RegisterRoutes(group)
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}
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}
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// 2. 静态资源路由 (内嵌前端)
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// 根路径直接返回 index.html 内容，不使用文件服务器转发
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r.GET("/", func(c *gin.Context) {
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content, err := webFS.ReadFile("web/index.html")
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if err != nil {
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c.String(http.StatusNotFound, "index.html not found")
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return
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}
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c.Data(http.StatusOK, "text/html; charset=utf-8", content)
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})
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// 如果将来有 css/js，可以挂载到 /web 路径
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subFS, _ := fs.Sub(webFS, "web")
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r.StaticFS("/web", http.FS(subFS))
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// 3. 工具列表发现接口
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r.GET("/api/tools", func(c *gin.Context) {
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var list []map[string]string
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for _, t := range base.Registry {
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list = append(list, map[string]string{
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"id": t.ID(),
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"name": t.Name(),
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"desc": t.Description(),
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})
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}
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c.JSON(http.StatusOK, list)
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})
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// 4. 确定最终使用的端口
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var finalPort string
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if *portFlag > 0 {
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finalPort = strconv.Itoa(*portFlag)
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} else if envPort := os.Getenv("PORT"); envPort != "" {
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finalPort = envPort
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} else {
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finalPort = "8080"
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}
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log.Printf("Toolbox server starting on :%s", finalPort)
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if err := r.Run(":" + finalPort); err != nil {
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log.Fatalf("Server failed: %v", err)
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}
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}
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@@ -0,0 +1,224 @@
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>个人工具箱 - 汉字字帖生成器</title>
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<style>
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body {
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font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
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margin: 0;
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padding: 0;
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background-color: #f5f5f7;
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color: #1d1d1f;
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}
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.container {
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max-width: 1000px;
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margin: 0 auto;
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padding: 40px 20px;
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display: flex;
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flex-direction: column;
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gap: 24px;
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}
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header {
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text-align: center;
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margin-bottom: 10px;
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}
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header h1 { font-size: 32px; margin-bottom: 8px; }
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header p { color: #86868b; margin: 0; }
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.card {
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background: white;
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border-radius: 16px;
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padding: 28px;
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box-shadow: 0 8px 30px rgba(0,0,0,0.04);
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}
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.form-layout {
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display: flex;
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flex-direction: column;
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gap: 20px;
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}
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.input-row-top {
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width: 100%;
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}
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.input-row-bottom {
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display: flex;
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gap: 16px;
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align-items: flex-end;
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}
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.input-group {
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display: flex;
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flex-direction: column;
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gap: 8px;
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}
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.input-group.flex-main { flex: 2; }
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.input-group.flex-side { flex: 1; }
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label {
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font-size: 13px;
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font-weight: 600;
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color: #1d1d1f;
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text-transform: uppercase;
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letter-spacing: 0.5px;
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}
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input[type="text"] {
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width: 100%;
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box-sizing: border-box;
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padding: 14px 16px;
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border: 1px solid #d2d2d7;
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border-radius: 10px;
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font-size: 18px;
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background-color: #fbfbfd;
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transition: all 0.2s;
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}
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input[type="text"]:focus {
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border-color: #0071e3;
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background-color: #fff;
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box-shadow: 0 0 0 4px rgba(0,113,227,0.1);
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outline: none;
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}
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select {
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appearance: none;
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padding: 12px 16px;
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border: 1px solid #d2d2d7;
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border-radius: 10px;
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font-size: 15px;
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background-color: #fbfbfd;
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cursor: pointer;
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}
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button {
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background-color: #0071e3;
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color: white;
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border: none;
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padding: 14px 32px;
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border-radius: 10px;
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font-size: 16px;
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font-weight: 600;
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cursor: pointer;
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transition: all 0.2s;
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height: 48px;
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}
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button:hover { background-color: #0077ed; transform: translateY(-1px); }
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button:active { transform: translateY(0); }
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#preview-container {
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width: 100%;
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height: 850px;
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border-radius: 16px;
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overflow: hidden;
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background: #fff;
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box-shadow: 0 4px 20px rgba(0,0,0,0.08);
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display: none;
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}
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iframe { width: 100%; height: 100%; border: none; }
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.empty-state {
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text-align: center;
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padding: 80px 0;
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border: 2px dashed #d2d2d7;
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border-radius: 16px;
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color: #86868b;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<header>
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<h1>汉字字帖工具箱</h1>
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<p>生成标准笔顺教学字帖，支持 A4/Letter 打印</p>
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</header>
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<div class="card">
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<div class="form-layout">
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<div class="input-row-top">
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<div class="input-group">
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<label for="chars">输入想要生成的汉字</label>
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<input type="text" id="chars" placeholder="例如：永和九年，岁在癸丑..." value="永">
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</div>
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</div>
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<div class="input-row-bottom">
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<div class="input-group flex-main">
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<label for="mode">布局模式</label>
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<select id="mode">
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<option value="teaching">2x3 教学方格 (带笔顺、箭头、序号)</option>
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<option value="step">步进式分解 (逐笔展示过程)</option>
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</select>
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</div>
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<div class="input-group flex-side">
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<label for="paper_size">纸张大小</label>
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<select id="paper_size">
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<option value="A4">A4 (210x297mm)</option>
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<option value="Letter">Letter (8.5x11in)</option>
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</select>
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</div>
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<button onclick="generatePDF()">生成预览</button>
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</div>
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</div>
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</div>
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<div id="preview-container">
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<iframe id="pdf-frame"></iframe>
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</div>
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<div id="empty-state" class="empty-state">
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<p>在上方输入汉字并点击按钮，即可生成高清矢量字帖预览</p>
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</div>
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</div>
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<script>
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async function generatePDF() {
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const chars = document.getElementById('chars').value;
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const mode = document.getElementById('mode').value;
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const paper_size = document.getElementById('paper_size').value;
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if (!chars.trim()) {
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alert('请输入汉字');
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return;
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}
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const btn = document.querySelector('button');
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const originalText = btn.innerText;
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btn.innerText = '正在绘图中...';
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btn.disabled = true;
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try {
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const response = await fetch('/api/jitie/generate', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({
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chars: chars,
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mode: mode,
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flip_y: true,
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paper_size: paper_size
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})
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});
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if (response.ok) {
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const blob = await response.blob();
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const url = URL.createObjectURL(blob);
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document.getElementById('empty-state').style.display = 'none';
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const container = document.getElementById('preview-container');
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container.style.display = 'block';
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document.getElementById('pdf-frame').src = url;
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} else {
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const err = await response.json();
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alert('生成失败: ' + (err.error || '未知错误'));
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}
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} catch (e) {
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alert('网络请求失败，请检查后端服务是否运行');
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} finally {
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btn.innerText = originalText;
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btn.disabled = false;
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}
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}
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</script>
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</body>
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</html>
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Reference in New Issue
Block a user