package controllers

import (
	"server/models"
)

// 移动端进销存报表接口：购销汇总、热销排行、收发存、毛利。
//
// 统计口径全部来自「已生效」单据与库存流水，与 Web 端报表共用 erp_report_core.go，
// 因此手机端看到的金额一定能和后台对得上；经营看板见 /api/erp/dashboard。

// AppErpReportController 报表（移动端）
type AppErpReportController struct {
	AppErpBaseController
}

// PurchaseSummary GET /api/erp/report/purchase?dimension=product|supplier|month 采购汇总
func (c *AppErpReportController) PurchaseSummary() {
	cl, err := c.erpClaims()
	if c.erpDenied(err) {
		return
	}
	from, to := c.erpDateRange(0)
	group := erpReportDimension(c.erpQuery("dimension"))
	items, docPartner, returnItems := erpSummaryDocs(c.actor(cl).Tid,
		models.ErpDocPurchaseIn, models.ErpDocPurchaseReturn, from, to, c.erpUint("partner_id"))
	c.erpOk(erpSummaryReportData(group, items, docPartner, returnItems))
}

// SalesSummary GET /api/erp/report/sales?dimension=product|customer|month 销售汇总
func (c *AppErpReportController) SalesSummary() {
	cl, err := c.erpClaims()
	if c.erpDenied(err) {
		return
	}
	from, to := c.erpDateRange(0)
	group := erpReportDimension(c.erpQuery("dimension"))
	items, docPartner, returnItems := erpSummaryDocs(c.actor(cl).Tid,
		models.ErpDocSalesOut, models.ErpDocSalesReturn, from, to, c.erpUint("partner_id"))
	c.erpOk(erpSummaryReportData(group, items, docPartner, returnItems))
}

// Rank GET /api/erp/report/rank?order=desc|asc&top=10 热销/滞销排行
func (c *AppErpReportController) Rank() {
	cl, err := c.erpClaims()
	if c.erpDenied(err) {
		return
	}
	from, to := c.erpDateRange(0)
	top, _ := c.GetInt("top", 10)
	data, code, msg := erpSalesRankCore(c.actor(cl), from, to, top, c.erpQuery("order") == "asc")
	if msg != "" {
		c.erpFail(code, code, msg)
		return
	}
	c.erpOk(data)
}

// StockMove GET /api/erp/report/stockmove 收发存汇总表
func (c *AppErpReportController) StockMove() {
	cl, err := c.erpClaims()
	if c.erpDenied(err) {
		return
	}
	from, to := c.erpDateRange(0)
	page, pageSize := c.erpPage()
	list, total, summary, code, msg := erpStockMoveCore(
		c.actor(cl), from, to, c.erpUint("warehouse_id"), c.erpQuery("keyword"), page, pageSize)
	if msg != "" {
		c.erpFail(code, code, msg)
		return
	}
	c.erpListOK(list, total, page, pageSize, map[string]interface{}{"summary": summary})
}

// Profit GET /api/erp/report/profit 毛利分析
func (c *AppErpReportController) Profit() {
	cl, err := c.erpClaims()
	if c.erpDenied(err) {
		return
	}
	from, to := c.erpDateRange(0)
	data, code, msg := erpProfitCore(c.actor(cl), from, to)
	if msg != "" {
		c.erpFail(code, code, msg)
		return
	}
	c.erpOk(data)
}