feat(charge):增加计费记录查询功能，待测。

controller/charge.go

@@ -0,0 +1,48 @@
+package controller
+
+import (
+	"electricity_bill_calc/repository"
+	"electricity_bill_calc/response"
+	"electricity_bill_calc/security"
+	"net/http"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+)
+
+type _ChargesController struct {
+	Router *gin.Engine
+}
+
+var ChargesController *_ChargesController
+
+func InitializeChargesController(router *gin.Engine) {
+	ChargesController = &_ChargesController{
+		Router: router,
+	}
+
+	ChargesController.Router.GET("/charges", security.OPSAuthorize, listAllCharges)
+
+}
+
+func listAllCharges(c *gin.Context) {
+	result := response.NewResult(c)
+	requestPage, err := strconv.Atoi(c.DefaultQuery("page", "1"))
+	if err != nil {
+		result.NotAccept("查询参数[page]格式不正确。")
+		return
+	}
+	requestKeyword := c.DefaultQuery("keyword", "")
+	requestBeginDate := c.DefaultQuery("begin", "")
+	requestEndDate := c.DefaultQuery("end", "")
+	charges, total, err := repository.ChargeRepo.ListPagedChargeRecord(requestKeyword, requestBeginDate, requestEndDate, requestPage)
+	if err != nil {
+		result.NotFound(err.Error())
+		return
+	}
+	result.Json(
+		http.StatusOK, "已获取到符合条件的计费记录。",
+		response.NewPagedResponse(requestPage, total).ToMap(),
+		gin.H{"records": charges},
+	)
+}