自动初始化数据库功能后端部分完成

server/source/file.go

@@ -0,0 +1,34 @@
+package information
+
+import (
+	"gin-vue-admin/global"
+	"gin-vue-admin/model"
+	"github.com/gookit/color"
+	"gorm.io/gorm"
+	"time"
+)
+
+var File = new(file)
+
+type file struct{}
+
+var files = []model.ExaFileUploadAndDownload{
+	{global.GVA_MODEL{ID: 1, CreatedAt: time.Now(), UpdatedAt: time.Now()}, "10.png", "http://qmplusimg.henrongyi.top/gvalogo.png", "png", "158787308910.png"},
+	{global.GVA_MODEL{ID: 2, CreatedAt: time.Now(), UpdatedAt: time.Now()}, "logo.png", "http://qmplusimg.henrongyi.top/1576554439myAvatar.png", "png", "1587973709logo.png"},
+}
+
+//@author: [SliverHorn](https://github.com/SliverHorn)
+//@description: exa_file_upload_and_downloads 表初始化数据
+func (f *file) Init() error {
+	return global.GVA_DB.Transaction(func(tx *gorm.DB) error {
+		if tx.Where("id IN ?", []int{1, 2}).Find(&[]model.ExaFileUploadAndDownload{}).RowsAffected == 2 {
+			color.Danger.Println("\n[Mysql] --> exa_file_upload_and_downloads 表初始数据已存在!")
+			return nil
+		}
+		if err := tx.Create(&files).Error; err != nil { // 遇到错误时回滚事务
+			return err
+		}
+		color.Info.Println("\n[Mysql] --> exa_file_upload_and_downloads 表初始数据成功!")
+		return nil
+	})
+}