update

controllers/home.go

@@ -2,16 +2,54 @@ package controllers
 
 import (
 	"go_blog/models"
+	"go_blog/themes" // <-- 确保导入 themes 包
 	"net/http"
 
 	"github.com/gin-gonic/gin"
+	"gorm.io/gorm" // <-- 确保导入 gorm
 )
 
 func Home(c *gin.Context) {
+	tm, exists := c.Get("ThemeManager")
+	if !exists {
+		c.String(http.StatusInternalServerError, "Theme manager not found in context")
+		return
+	}
+	themeManager, ok := tm.(*themes.ThemeManager)
+	if !ok {
+		c.String(http.StatusInternalServerError, "Invalid theme manager type in context")
+		return
+	}
 
 	var items []models.Content
-	models.DB.Select("*").Limit(5).Find(&items, "type = ?", "post")
-	c.HTML(http.StatusOK, "index.tmpl", gin.H{
+	// 从 Gin 上下文中获取 DB 实例
+	dbInterface, exists := c.Get("DB")
+	if !exists {
+		c.String(http.StatusInternalServerError, "DB not found in context")
+		return
+	}
+	db, ok := dbInterface.(*gorm.DB)
+	if !ok {
+		c.String(http.StatusInternalServerError, "Invalid DB type in context")
+		return
+	}
+
+	db.Select("*").Limit(5).Find(&items, "type = ?", "post")
+
+	tpl := themeManager.GetTemplate("index") // "index" 是模板的基本名 (例如 index.tmpl -> index)
+	if tpl == nil {
+		c.String(http.StatusInternalServerError, "Template 'index' not found in current theme: "+themeManager.CurrentTheme())
+		return
+	}
+
+	c.Status(http.StatusOK)
+	c.Header("Content-Type", "text/html; charset=utf-8")
+	err := tpl.Execute(c.Writer, gin.H{
 		"Items": items,
+		"Title": "首页", // 你可以根据需要传递更多数据
 	})
+	if err != nil {
+		// 实际项目中应记录错误
+		c.String(http.StatusInternalServerError, "Error rendering template: "+err.Error())
+	}
 }