Remove search engine, add event list api

Signed-off-by: Asai Neko <sugar@sne.moe>

api/event/list.go

@@ -0,0 +1,65 @@
+package event
+
+import (
+	"nixcn-cms/internal/exception"
+	"nixcn-cms/service/service_event"
+	"nixcn-cms/utils"
+
+	"github.com/gin-gonic/gin"
+)
+
+// List retrieves a paginated list of events from the database.
+//
+//	@Summary		List Events
+//	@Description	Fetches a list of events with support for pagination via limit and offset. Data is retrieved directly from the database for consistency.
+//	@Tags			Event
+//	@Accept			json
+//	@Produce		json
+//	@Param			limit	query		string										false	"Maximum number of events to return (default 20)"
+//	@Param			offset	query		string										true	"Number of events to skip"
+//	@Success		200		{object}	utils.RespStatus{data=[]data.EventIndexDoc}	"Successful paginated list retrieval"
+//	@Failure		400		{object}	utils.RespStatus{data=nil}					"Invalid Input (Missing offset or malformed parameters)"
+//	@Failure		500		{object}	utils.RespStatus{data=nil}					"Internal Server Error (Database query failed)"
+//	@Security		ApiKeyAuth
+//	@Router			/event/list [get]
+func (self *EventHandler) List(c *gin.Context) {
+	type ListQuery struct {
+		Limit  *string `form:"limit"`
+		Offset *string `form:"offset"`
+	}
+
+	var query ListQuery
+	if err := c.ShouldBindQuery(&query); err != nil {
+		// Handle binding error (e.g., syntax errors in query string)
+		exc := new(exception.Builder).
+			SetStatus(exception.StatusClient).
+			SetService(exception.ServiceEvent).
+			SetEndpoint(exception.EndpointEventServiceList).
+			SetType(exception.TypeCommon).
+			SetOriginal(exception.CommonErrorInvalidInput).
+			Throw(c).
+			String()
+
+		utils.HttpResponse(c, 400, exc)
+		return
+	}
+
+	// Prepare payload for the service layer
+	eventListPayload := &service_event.EventListPayload{
+		Context: c,
+		Limit:   query.Limit,
+		Offset:  query.Offset,
+	}
+
+	// Call the service implementation
+	result := self.svc.ListEvents(eventListPayload)
+
+	// Check if the service returned any exception
+	if result.Common.Exception.Original != exception.CommonSuccess {
+		utils.HttpResponse(c, result.Common.HttpCode, result.Common.Exception.String())
+		return
+	}
+
+	// Return successful response with event data
+	utils.HttpResponse(c, result.Common.HttpCode, result.Common.Exception.String(), result.Data)
+}