优化页面、修复BUG

server/models/post.go

@@ -1,6 +1,7 @@
 package models
 
 import (
+	"encoding/json"
 	"time"
 
 	"gorm.io/gorm"
@@ -76,6 +77,8 @@ type PostHistory struct {
 	Version     int    `json:"version" gorm:"column:version"`
 	Title       string `json:"title" gorm:"column:title"`
 	CategoryID  uint   `json:"categoryId" gorm:"column:category_id"`
+	ColumnID    *uint  `json:"columnId,omitempty" gorm:"column:column_id"`
+	TagIDs      string `json:"tagIds,omitempty" gorm:"column:tag_ids;type:json"`
 	Excerpt     string `json:"excerpt" gorm:"column:excerpt"`
 	Content     string `json:"content" gorm:"column:content;type:text"`
 	IsPublished int    `json:"isPublished" gorm:"column:is_published"`
@@ -84,6 +87,18 @@ type PostHistory struct {
 	CreatedAt   int64  `json:"createdAt" gorm:"column:created_at"`
 }
 
+// GetTagIDList parses stored tag_ids JSON into a slice of uint IDs.
+func (ph *PostHistory) GetTagIDList() []uint {
+	if ph.TagIDs == "" {
+		return nil
+	}
+	var ids []uint
+	if err := json.Unmarshal([]byte(ph.TagIDs), &ids); err != nil {
+		return nil
+	}
+	return ids
+}
+
 // TableName 指定表名
 func (PostHistory) TableName() string {
 	return "post_history"
@@ -108,10 +123,29 @@ type PostHistoryResponse struct {
 	Version      int    `json:"version"`
 	Title        string `json:"title"`
 	CategoryID   uint   `json:"categoryId"`
-	CategoryName string `json:"categoryName"`
+	CategoryName string `json:"categoryName,omitempty"`
+	ColumnID     *uint  `json:"columnId,omitempty"`
+	TagIDs       []uint `json:"tagIds,omitempty"`
+	Excerpt      string `json:"excerpt,omitempty"`
+	Content      string `json:"content,omitempty"`
 	Date         string `json:"date"`
 	IsPublished  int    `json:"isPublished"`
 	ModifiedBy   uint   `json:"modifiedBy"`
 	ModifiedAt   string `json:"modifiedAt"`
 	CreatedAt    string `json:"createdAt"`
 }
+
+// PostHistoryFieldDiff 字段对比结果
+type PostHistoryFieldDiff struct {
+	From    string `json:"from"`
+	To      string `json:"to"`
+	Changed bool   `json:"changed"`
+	Diff    string `json:"diff,omitempty"`
+}
+
+// PostHistoryDiffResponse 版本对比响应
+type PostHistoryDiffResponse struct {
+	FromVersion int                             `json:"fromVersion"`
+	ToVersion   int                             `json:"toVersion"`
+	Fields      map[string]PostHistoryFieldDiff `json:"fields"`
+}