331 lines
9.7 KiB
Go
331 lines
9.7 KiB
Go
package handler
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import (
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"context"
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"net/http"
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"soul-api/internal/database"
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"soul-api/internal/model"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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)
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// listSelectCols 列表/导出不加载 content，大幅加速
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var listSelectCols = []string{
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"id", "section_title", "price", "is_free", "is_new",
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"part_id", "part_title", "chapter_id", "chapter_title", "sort_order",
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}
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// sectionListItem 与前端 SectionListItem 一致（小写驼峰）
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type sectionListItem struct {
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ID string `json:"id"`
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Title string `json:"title"`
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Price float64 `json:"price"`
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IsFree *bool `json:"isFree,omitempty"`
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IsNew *bool `json:"isNew,omitempty"` // stitch_soul：标记最新新增
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PartID string `json:"partId"`
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PartTitle string `json:"partTitle"`
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ChapterID string `json:"chapterId"`
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ChapterTitle string `json:"chapterTitle"`
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FilePath *string `json:"filePath,omitempty"`
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}
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// DBBookAction GET/POST/PUT /api/db/book
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func DBBookAction(c *gin.Context) {
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db := database.DB()
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switch c.Request.Method {
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case http.MethodGet:
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action := c.Query("action")
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id := c.Query("id")
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switch action {
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case "list":
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var rows []model.Chapter
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if err := db.Select(listSelectCols).Order("sort_order ASC, id ASC").Find(&rows).Error; err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error(), "sections": []sectionListItem{}})
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return
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}
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sections := make([]sectionListItem, 0, len(rows))
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for _, r := range rows {
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price := 1.0
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if r.Price != nil {
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price = *r.Price
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}
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sections = append(sections, sectionListItem{
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ID: r.ID,
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Title: r.SectionTitle,
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Price: price,
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IsFree: r.IsFree,
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IsNew: r.IsNew,
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PartID: r.PartID,
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PartTitle: r.PartTitle,
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ChapterID: r.ChapterID,
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ChapterTitle: r.ChapterTitle,
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})
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}
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c.JSON(http.StatusOK, gin.H{"success": true, "sections": sections, "total": len(sections)})
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return
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case "read":
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if id == "" {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "缺少 id"})
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return
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}
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var ch model.Chapter
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if err := db.Where("id = ?", id).First(&ch).Error; err != nil {
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if err == gorm.ErrRecordNotFound {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "章节不存在"})
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return
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}
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c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
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return
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}
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price := 1.0
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if ch.Price != nil {
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price = *ch.Price
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}
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"section": gin.H{
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"id": ch.ID,
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"title": ch.SectionTitle,
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"price": price,
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"content": ch.Content,
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"isNew": ch.IsNew,
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"partId": ch.PartID,
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"partTitle": ch.PartTitle,
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"chapterId": ch.ChapterID,
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"chapterTitle": ch.ChapterTitle,
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},
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})
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return
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case "export":
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var rows []model.Chapter
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if err := db.Select(listSelectCols).Order("sort_order ASC, id ASC").Find(&rows).Error; err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
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return
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}
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sections := make([]sectionListItem, 0, len(rows))
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for _, r := range rows {
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price := 1.0
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if r.Price != nil {
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price = *r.Price
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}
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sections = append(sections, sectionListItem{
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ID: r.ID, Title: r.SectionTitle, Price: price, IsFree: r.IsFree, IsNew: r.IsNew,
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PartID: r.PartID, PartTitle: r.PartTitle, ChapterID: r.ChapterID, ChapterTitle: r.ChapterTitle,
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})
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}
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c.JSON(http.StatusOK, gin.H{"success": true, "sections": sections})
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return
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default:
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "无效的 action"})
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return
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}
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case http.MethodPost:
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var body struct {
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Action string `json:"action"`
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Data []importItem `json:"data"`
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}
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if err := c.ShouldBindJSON(&body); err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "请求体无效"})
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return
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}
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switch body.Action {
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case "sync":
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c.JSON(http.StatusOK, gin.H{"success": true, "message": "同步完成（Gin 无文件源时可从 DB 已存在数据视为已同步）"})
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return
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case "import":
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imported, failed := 0, 0
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for _, item := range body.Data {
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price := 1.0
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if item.Price != nil {
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price = *item.Price
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}
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isFree := false
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if item.IsFree != nil {
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isFree = *item.IsFree
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}
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wordCount := len(item.Content)
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status := "published"
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ch := model.Chapter{
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ID: item.ID,
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PartID: strPtr(item.PartID, "part-1"),
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PartTitle: strPtr(item.PartTitle, "未分类"),
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ChapterID: strPtr(item.ChapterID, "chapter-1"),
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ChapterTitle: strPtr(item.ChapterTitle, "未分类"),
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SectionTitle: item.Title,
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Content: item.Content,
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WordCount: &wordCount,
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IsFree: &isFree,
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Price: &price,
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Status: &status,
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}
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err := db.Where("id = ?", item.ID).First(&model.Chapter{}).Error
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if err == gorm.ErrRecordNotFound {
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err = db.Create(&ch).Error
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} else if err == nil {
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err = db.Model(&model.Chapter{}).Where("id = ?", item.ID).Updates(map[string]interface{}{
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"section_title": ch.SectionTitle,
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"content": ch.Content,
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"word_count": ch.WordCount,
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"is_free": ch.IsFree,
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"price": ch.Price,
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}).Error
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}
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if err != nil {
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failed++
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continue
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}
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imported++
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}
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c.JSON(http.StatusOK, gin.H{"success": true, "message": "导入完成", "imported": imported, "failed": failed})
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return
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default:
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "无效的 action"})
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return
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}
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case http.MethodPut:
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var body struct {
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Action string `json:"action"`
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// reorder：新顺序，支持跨篇跨章时附带 partId/chapterId
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IDs []string `json:"ids"`
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Items []reorderItem `json:"items"`
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ID string `json:"id"`
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Title string `json:"title"`
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Content string `json:"content"`
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Price *float64 `json:"price"`
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IsFree *bool `json:"isFree"`
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IsNew *bool `json:"isNew"` // stitch_soul：标记最新新增
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EditionStandard *bool `json:"editionStandard"` // 是否属于普通版
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EditionPremium *bool `json:"editionPremium"` // 是否属于增值版
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}
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if err := c.ShouldBindJSON(&body); err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "请求体无效"})
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return
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}
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if body.Action == "reorder" {
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// 立即返回成功，后台异步执行排序更新
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if len(body.Items) > 0 {
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items := make([]reorderItem, len(body.Items))
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copy(items, body.Items)
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c.JSON(http.StatusOK, gin.H{"success": true})
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go func() {
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db := database.DB()
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for i, it := range items {
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if it.ID == "" {
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continue
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}
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up := map[string]interface{}{"sort_order": i}
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if it.PartID != "" {
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up["part_id"] = it.PartID
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}
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if it.PartTitle != "" {
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up["part_title"] = it.PartTitle
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}
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if it.ChapterID != "" {
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up["chapter_id"] = it.ChapterID
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}
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if it.ChapterTitle != "" {
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up["chapter_title"] = it.ChapterTitle
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}
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_ = db.WithContext(context.Background()).Model(&model.Chapter{}).Where("id = ?", it.ID).Updates(up).Error
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}
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}()
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return
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}
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if len(body.IDs) > 0 {
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ids := make([]string, len(body.IDs))
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copy(ids, body.IDs)
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c.JSON(http.StatusOK, gin.H{"success": true})
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go func() {
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db := database.DB()
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for i, id := range ids {
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if id != "" {
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_ = db.WithContext(context.Background()).Model(&model.Chapter{}).Where("id = ?", id).Update("sort_order", i).Error
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}
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}
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}()
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return
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}
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}
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if body.ID == "" {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "缺少 id"})
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return
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}
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price := 1.0
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if body.Price != nil {
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price = *body.Price
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}
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isFree := false
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if body.IsFree != nil {
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isFree = *body.IsFree
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}
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wordCount := len(body.Content)
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updates := map[string]interface{}{
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"section_title": body.Title,
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"content": body.Content,
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"word_count": wordCount,
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"price": price,
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"is_free": isFree,
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}
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if body.IsNew != nil {
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updates["is_new"] = *body.IsNew
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}
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if body.EditionStandard != nil {
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updates["edition_standard"] = *body.EditionStandard
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}
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if body.EditionPremium != nil {
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updates["edition_premium"] = *body.EditionPremium
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}
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err := db.Model(&model.Chapter{}).Where("id = ?", body.ID).Updates(updates).Error
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if err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"success": true})
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return
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}
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "不支持的请求方法"})
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}
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type reorderItem struct {
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ID string `json:"id"`
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PartID string `json:"partId"`
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PartTitle string `json:"partTitle"`
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ChapterID string `json:"chapterId"`
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ChapterTitle string `json:"chapterTitle"`
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}
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type importItem struct {
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ID string `json:"id"`
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Title string `json:"title"`
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Content string `json:"content"`
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Price *float64 `json:"price"`
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IsFree *bool `json:"isFree"`
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PartID *string `json:"partId"`
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PartTitle *string `json:"partTitle"`
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ChapterID *string `json:"chapterId"`
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ChapterTitle *string `json:"chapterTitle"`
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}
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func strPtr(s *string, def string) string {
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if s != nil && *s != "" {
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return *s
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}
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return def
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}
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// DBBookDelete DELETE /api/db/book
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func DBBookDelete(c *gin.Context) {
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id := c.Query("id")
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if id == "" {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "缺少 id"})
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return
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}
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if err := database.DB().Where("id = ?", id).Delete(&model.Chapter{}).Error; err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"success": true})
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}
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