package contract

import (
	"errors"
	"fmt"
	"hongze/hongze_mobile_admin/models/custom"
	contractCustom "hongze/hongze_mobile_admin/models/custom/contract"
	contractResp "hongze/hongze_mobile_admin/models/response/contract"
	"hongze/hongze_mobile_admin/models/tables/contract"
	"hongze/hongze_mobile_admin/models/tables/contract_approval"
	"hongze/hongze_mobile_admin/models/tables/contract_approval_record"
	"hongze/hongze_mobile_admin/models/tables/contract_operation_record"
	"hongze/hongze_mobile_admin/models/tables/contract_service_detail"
	"hongze/hongze_mobile_admin/utils"
	"strings"
	"time"
)

//作废合同
func InvalidContract(contractId int, opUser *custom.AdminWx) (err error) {
	//查询当前合同信息
	nowContract, err := contract.GetContractById(contractId)
	if err != nil {
		if err.Error() == utils.ErrNoRow() {
			err = errors.New(fmt.Sprint("根据合同编号:", contractId, " 找不到初始合同"))
		}
		return
	}
	if nowContract.SellerId != opUser.AdminId && opUser.RoleTypeCode != utils.ROLE_TYPE_CODE_COMPLIANCE {
		err = errors.New("当前账号无操作权限")
		return
	}
	if nowContract.Status != "已审批" {
		err = errors.New("合同状态异常，不允许作废，当前合同状态：" + nowContract.Status)
		return
	}

	//如果删除状态 >0，那么代表已经被删除了
	if nowContract.IsDelete > 0 {
		err = errors.New("该合同已删除")
		return
	}

	//合同作废
	err = contract.InvalidContract(nowContract)
	if err != nil {
		return
	}
	//添加操作日志
	remark := "作废合同模板"
	_ = contract_operation_record.AddContractOperationRecord(nowContract.ContractId, opUser.AdminId, 0, "invalid", opUser.RealName, remark)
	return
}

//根据id获取合同详情（包含服务）
func GetContractDetail(contractId int) (contractDetail *contract.ContractDetail, err error) {
	contractDetail, err = contract.GetContractDetailById(contractId)
	if err != nil {
		if err.Error() == utils.ErrNoRow() {
			err = errors.New("找不到该合同")
		}
		return
	}
	serviceList, err := contractCustom.GetContractServiceAndDetailList(contractId)
	if err != nil {
		err = errors.New(fmt.Sprint("查找合同服务异常", err))
		return
	}
	for i := 0; len(serviceList) > i; i++ {
		if serviceList[i].HasDetail == "是" {
			list, detailErr := contract_service_detail.GetContractServiceDetailListByServiceId(serviceList[i].ContractServiceId)
			if detailErr != nil {
				err = errors.New(fmt.Sprint("查找合同服务详情异常", detailErr))
				return
			}
			serviceList[i].DetailList = list
		}
	}
	contractDetail.Service = serviceList
	return
}

//上传签回合同附件
func UploadCheckBackFile(contractId int, fileUrl string, opUser *custom.AdminWx) (err error) {
	//获取合同信息
	contractInfo, err := contract.GetContractById(contractId)
	if err != nil {
		return
	}
	//合同状态判断
	if contractInfo.Status != "已审批" && contractInfo.Status != "已签回" {
		err = errors.New("合同状态异常，不允许上传签回合同附件，当前合同状态：" + contractInfo.Status)
		return
	}
	contractInfo.CheckBackFileUrl = fileUrl
	contractInfo.Status = "已签回"
	contractInfo.ModifyTime = time.Now()
	contractInfo.CheckBackFileTime = time.Now()
	err = contractInfo.Update([]string{"CheckBackFileUrl", "Status", "ModifyTime", "CheckBackFileTime"})
	if err != nil {
		return
	}

	//添加操作日志
	remark := "上传签回合同附件"
	_ = contract_operation_record.AddContractOperationRecord(contractInfo.ContractId, opUser.AdminId, 0, "upload", opUser.RealName, remark)
	return
}

//获取审批流和权限
func GetOpButton(contractInfo *contract.ContractDetail, contractApprovalInfo *contract_approval.ContractApproval, opUser *custom.AdminWx) (contractOpButton contractResp.OpButton, flowNodeListResp [][]contract_approval_record.ContractApprovalRecord, err error) {
	//审批流
	approvalRecordList, err := contract_approval_record.GetContractApprovalRecordListByContractApprovalId(contractApprovalInfo.ContractApprovalId)
	if err != nil {
		err = errors.New("获取审批失败，Err:" + err.Error())
		return
	}
	flowNodeMap := make(map[int][]contract_approval_record.ContractApprovalRecord, 0)
	keySort := make([]int, 0)
	for _, approvalRecord := range approvalRecordList {
		//如果当前节点正好是该节点，同时审批单状态是待审批状态，然后当前账号又有权限，该账号也正是审批人，那么允许审批操作
		if contractApprovalInfo.CurrNodeId == approvalRecord.NodeId && contractApprovalInfo.Status == "待审批" {
			if opUser.AdminId == approvalRecord.ApproveUserId && approvalRecord.NodeType == "check" {
				contractOpButton.Approval = true
			}
		}
		if tmpFlowNodeList, ok := flowNodeMap[approvalRecord.NodeId]; ok {
			flowNodeMap[approvalRecord.NodeId] = append(tmpFlowNodeList, *approvalRecord)
		} else {
			tmpFlowNodeList := make([]contract_approval_record.ContractApprovalRecord, 1)
			tmpFlowNodeList[0] = *approvalRecord
			flowNodeMap[approvalRecord.NodeId] = tmpFlowNodeList

			keySort = append(keySort, approvalRecord.NodeId)
		}
	}
	for _, key := range keySort {
		flowNodeListResp = append(flowNodeListResp, flowNodeMap[key])
	}

	//是否具有签回合同权限
	uploadStatus := []string{"已审批", "已签回"}
	if opUser.RoleTypeCode == utils.ROLE_TYPE_CODE_COMPLIANCE && strings.Contains(strings.Join(uploadStatus, ","), contractInfo.Status) {
		contractOpButton.UploadFile = true
	}

	//作废权限
	if (opUser.RoleTypeCode == utils.ROLE_TYPE_CODE_COMPLIANCE || opUser.AdminId == contractInfo.SellerId) && contractInfo.Status == "已审批" {
		contractOpButton.Invalid = true
	}
	return
}

//根据合同获取合同详情
func GetContractDetailByContractId(contractId int, opUser *custom.AdminWx) (contractInfo *contract.ContractDetail, flowNodeListResp [][]contract_approval_record.ContractApprovalRecord, opButton contractResp.OpButton, err error) {
	contractInfo, err = GetContractDetail(contractId)
	if err != nil {
		err = errors.New("获取合同详情失败,ERR:" + err.Error())
		return
	}

	contractInfo.StartDateStr = contractInfo.StartDate.Format(utils.FormatDate)
	contractInfo.EndDateStr = contractInfo.EndDate.Format(utils.FormatDate)
	contractInfo.ModifyTimeStr = contractInfo.ModifyTime.Format(utils.FormatDateTime)
	contractInfo.CreateTimeStr = contractInfo.CreateTime.Format(utils.FormatDateTime)

	//查询最近一次审批单信息
	lastApprovalInfo, err := contract_approval.GetLastContractApprovalByContractId(contractInfo.ContractId, "contract")
	if err != nil {
		if err.Error() != utils.ErrNoRow() {
			err = errors.New("获取最近一次审批单信息失败,ERR:" + err.Error())
		}
		err = nil
		return
	}
	if lastApprovalInfo != nil {
		//审批操作权限，上传签回文件权限
		tmpContractOpButton, tmpFlowNodeListResp, tmpErr := GetOpButton(contractInfo, lastApprovalInfo, opUser)
		if tmpErr != nil {
			err = errors.New("获取合同按钮权限、审批流程失败,ERR:" + tmpErr.Error())
			return
		}
		opButton = tmpContractOpButton
		flowNodeListResp = tmpFlowNodeListResp
	}
	return
}