69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
package controllers
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import (
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"go_blog/models"
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"go_blog/utils"
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"net/http"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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)
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// getThemeManager 从上下文中获取主题管理器
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func getThemeManager(c *gin.Context) (*utils.ThemeManager, bool) {
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tm, exists := c.Get("ThemeManager")
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if !exists {
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return nil, false
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}
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themeManager, ok := tm.(*utils.ThemeManager)
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return themeManager, ok
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}
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// getDB 从上下文中获取数据库实例
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func getDB(c *gin.Context) (*gorm.DB, bool) {
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dbInterface, exists := c.Get("DB")
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if !exists {
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return nil, false
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}
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db, ok := dbInterface.(*gorm.DB)
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return db, ok
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}
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// Home 首页
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func Home(c *gin.Context) {
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themeManager, ok := getThemeManager(c)
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if !ok {
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c.String(http.StatusInternalServerError, "Theme manager not found")
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return
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}
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db, ok := getDB(c)
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if !ok {
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c.String(http.StatusInternalServerError, "DB not found")
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return
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}
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var items []models.Content
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result := db.Select("*").Limit(5).Find(&items, "type = ?", "post")
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if result.Error != nil {
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c.String(http.StatusInternalServerError, "Database error: "+result.Error.Error())
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return
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}
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tpl := themeManager.GetTemplate("index")
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if tpl == nil {
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c.String(http.StatusInternalServerError, "Template 'index' not found")
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return
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}
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data := gin.H{
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"Items": items,
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"Title": "首页",
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}
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c.Header("Content-Type", "text/html; charset=utf-8")
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if err := tpl.Execute(c.Writer, data); err != nil {
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c.String(http.StatusInternalServerError, "Template render error: "+err.Error())
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}
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}
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