refactor(搜索功能): 优化时间范围搜索逻辑，使用createdAtRange替代startCreatedAt和endCreatedAt

将时间范围搜索逻辑从`startCreatedAt`和`endCreatedAt`改为`createdAtRange`，简化代码并提高可维护性。同时更新了相关模板文件和验证规则，确保前后端一致性和用户体验的连贯性。

server/resource/plugin/server/model/request/request.go.tpl

@@ -14,15 +14,14 @@ package request
 {{- if not .OnlyTemplate}}
 import (
 	"{{.Module}}/model/common/request"
-	{{ if or .HasSearchTimer .GvaModel}}"time"{{ end }}
+	{{ if .HasSearchTimer}}"time"{{ end }}
 )
 {{- end}}
 type {{.StructName}}Search struct{
 {{- if not .OnlyTemplate}}
 
 {{- if .GvaModel }}
-    StartCreatedAt *time.Time `json:"startCreatedAt" form:"startCreatedAt"`
-    EndCreatedAt   *time.Time `json:"endCreatedAt" form:"endCreatedAt"`
+    CreatedAtRange []string `json:"createdAtRange" form:"createdAtRange[]"`
 {{- end }}
 {{- range .Fields}}
     {{- if ne .FieldSearchType ""}}
@@ -36,4 +35,4 @@ type {{.StructName}}Search struct{
     {{- end}}
 {{- end }}
 }
-{{- end }}
+{{- end }}

server/resource/plugin/server/service/service.go.tpl

@@ -155,8 +155,8 @@ func (s *{{.Abbreviation}}) Get{{.StructName}}InfoList(ctx context.Context, info
     var {{.Abbreviation}}s []model.{{.StructName}}
     // 如果有条件搜索 下方会自动创建搜索语句
 {{- if .GvaModel }}
-    if info.StartCreatedAt !=nil && info.EndCreatedAt !=nil {
-     db = db.Where("created_at BETWEEN ? AND ?", info.StartCreatedAt, info.EndCreatedAt)
+    if info.CreatedAtRange !=nil && len(info.CreatedAtRange) == 2 {
+     db = db.Where("created_at BETWEEN ? AND ?", info.CreatedAtRange[0], info.CreatedAtRange[1])
     }
 {{- end }}
   {{ GenerateSearchConditions .Fields }}