electricity_bill_calc_service/controller/report.go

package controller

import (
	"electricity_bill_calc/exceptions"
	"electricity_bill_calc/response"
	"electricity_bill_calc/security"
	"electricity_bill_calc/service"
	"electricity_bill_calc/tools"
	"net/http"
	"time"

	"github.com/gin-gonic/gin"
	"github.com/jinzhu/copier"
	"github.com/samber/lo"
	"github.com/shopspring/decimal"
)

func InitializeReportController(router *gin.Engine) {
	router.GET("/reports/with/drafts", security.EnterpriseAuthorize, fetchNewestReportOfParkWithDraft)
	router.POST("/park/:pid/report", security.EnterpriseAuthorize, initializeNewReport)
	router.GET("/report/:rid/step/state", security.EnterpriseAuthorize, fetchReportStepStates)
	router.GET("/report/:rid/summary", security.EnterpriseAuthorize, fetchReportParkSummary)
	router.PUT("/report/:rid/summary", security.EnterpriseAuthorize, fillReportSummary)
	router.GET("/report/:rid/summary/calculate", security.EnterpriseAuthorize, testCalculateReportSummary)
	router.POST("/report/:rid/summary/calculate", security.EnterpriseAuthorize, progressReportSummary)
}

func ensureReportBelongs(c *gin.Context, result *response.Result, requestReportId string) bool {
	_, err := _retreiveSession(c)
	if err != nil {
		result.Unauthorized(err.Error())
		return false
	}
	requestReport, err := service.ReportService.RetreiveReportIndex(requestReportId)
	if err != nil {
		result.NotFound(err.Error())
		return false
	}
	if requestReport == nil {
		result.NotFound("指定报表未能找到。")
		return false
	}
	return ensureParkBelongs(c, result, requestReport.ParkId)
}

func fetchNewestReportOfParkWithDraft(c *gin.Context) {
	result := response.NewResult(c)
	userSession, err := _retreiveSession(c)
	if err != nil {
		result.Unauthorized(err.Error())
		return
	}
	parks, err := service.ReportService.FetchParksWithNewestReport(userSession.Uid)
	if err != nil {
		result.Error(http.StatusInternalServerError, err.Error())
		return
	}
	result.Json(http.StatusOK, "已获取到指定用户下所有园区的最新报表记录。", gin.H{"parks": parks})
}

func initializeNewReport(c *gin.Context) {
	result := response.NewResult(c)
	requestParkId := c.Param("pid")
	userSession, err := _retreiveSession(c)
	if err != nil {
		result.Unauthorized(err.Error())
		return
	}
	if !ensureParkBelongs(c, result, requestParkId) {
		return
	}
	requestPeriod := c.Query("period")
	reportPeriod, err := time.Parse("2006-01", requestPeriod)
	if err != nil {
		result.NotAccept("提供的初始化期数格式不正确。")
		return
	}
	valid, err := service.ReportService.IsNewPeriodValid(userSession.Uid, reportPeriod)
	if err != nil {
		result.Error(http.StatusInternalServerError, err.Error())
		return
	}
	if !valid {
		result.NotAccept("只能初始化已发布报表下一个月份的新报表。")
		return
	}
	err = service.ReportService.InitializeNewReport(requestParkId, reportPeriod)
	if err != nil {
		result.Error(http.StatusInternalServerError, err.Error())
		return
	}
	result.Created("新一期报表初始化成功。")
}

func fetchReportStepStates(c *gin.Context) {
	result := response.NewResult(c)
	requestReportId := c.Param("rid")
	if !ensureReportBelongs(c, result, requestReportId) {
		return
	}
	requestReport, err := service.ReportService.RetreiveReportIndex(requestReportId)
	if err != nil {
		result.NotFound(err.Error())
		return
	}
	result.Json(http.StatusOK, "已经获取到指定报表的填写状态。", gin.H{"steps": requestReport.StepState})
}

func fetchReportParkSummary(c *gin.Context) {
	result := response.NewResult(c)
	requestReportId := c.Param("rid")
	if !ensureReportBelongs(c, result, requestReportId) {
		return
	}
	summary, err := service.ReportService.RetreiveReportSummary(requestReportId)
	if err != nil {
		result.NotFound(err.Error())
		return
	}
	if summary == nil {
		result.NotFound("指定报表未能找到。")
		return
	}
	result.Json(http.StatusOK, "已经获取到指定报表中的园区概况。", gin.H{"summary": summary})
}

type ReportSummaryFormData struct {
	Overall     decimal.Decimal `json:"overall" form:"overall"`
	OverallFee  decimal.Decimal `json:"overallFee" form:"overallFee"`
	Critical    decimal.Decimal `json:"critical" form:"critical"`
	CriticalFee decimal.Decimal `json:"criticalFee" form:"criticalFee"`
	Peak        decimal.Decimal `json:"peak" form:"peak"`
	PeakFee     decimal.Decimal `json:"peakFee" form:"peakFee"`
	Valley      decimal.Decimal `json:"valley" form:"valley"`
	ValleyFee   decimal.Decimal `json:"valleyFee" form:"valleyFee"`
	BasicFee    decimal.Decimal `json:"basicFee" form:"basicFee"`
	AdjustFee   decimal.Decimal `json:"adjustFee" from:"adjustFee"`
}

func fillReportSummary(c *gin.Context) {
	result := response.NewResult(c)
	requestReportId := c.Param("rid")
	if !ensureReportBelongs(c, result, requestReportId) {
		return
	}
	formData := new(ReportSummaryFormData)
	c.BindJSON(formData)
	originSummary, err := service.ReportService.RetreiveReportSummary(requestReportId)
	if err != nil {
		result.NotFound(err.Error())
		return
	}
	copier.Copy(originSummary, formData)
	err = service.ReportService.UpdateReportSummary(originSummary)
	if err != nil {
		result.Error(http.StatusInternalServerError, err.Error())
		return
	}
	result.Updated("指定电费公示报表中的园区概况基本数据已经完成更新。")
}

func testCalculateReportSummary(c *gin.Context) {
	result := response.NewResult(c)
	requestReportId := c.Param("rid")
	if !ensureReportBelongs(c, result, requestReportId) {
		return
	}
	summary, err := service.ReportService.RetreiveReportSummary(requestReportId)
	if err != nil {
		result.NotFound(err.Error())
		return
	}
	summary.CalculatePrices()
	calcResults := tools.ConvertStructToMap(summary)
	result.Json(http.StatusOK, "已完成园区概况的试计算。", gin.H{"result": lo.PickByKeys(calcResults, []string{"overallPrice", "criticalPrice", "peakPrice", "flat", "flatFee", "flatPrice", "valleyPrice"})})
}

func progressReportSummary(c *gin.Context) {
	result := response.NewResult(c)
	requestReportId := c.Param("rid")
	if !ensureReportBelongs(c, result, requestReportId) {
		return
	}
	err := service.ReportService.CalculateSummaryAndFinishStep(requestReportId)
	if err != nil {
		if nfErr, ok := err.(exceptions.NotFoundError); ok {
			result.NotFound(nfErr.Error())
		} else {
			result.Error(http.StatusInternalServerError, err.Error())
		}
		return
	}
	result.Success("已经完成园区概况的计算，并可以进行到下一步骤。")
}