194 lines
6.4 KiB
Go
194 lines
6.4 KiB
Go
package services
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import (
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"encoding/json"
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"strings"
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"time"
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"server/models"
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)
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// ============================== 回款逾期联动 ==============================
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// 规则:回款计划存在「未收齐且已过计划回款日期」的明细(即逾期)时,
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// - 对应合同状态置为「异常」(5);已作废(3)合同不标记,已是异常(5)时幂等跳过;
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// - 合同关联的项目状态联动置为「异常」(5);已是异常(5)时幂等跳过。
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//
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// 已收齐判定与「新建回款」机制一致:
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// - 回款记录按 item_seq 汇总(当前机制);
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// - 明细行内 received_amount(历史「进度登记」机制)。
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//
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// 说明:回款补齐后不自动恢复状态(无法区分「逾期导致的异常」与人工标注),
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// 需要恢复时在「状态流转」中手动调整即可。
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// paybackSchedulerItem 回款计划明细(items JSON 元素,仅取判定所需字段)。
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type paybackSchedulerItem struct {
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Seq int `json:"seq"`
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Amount float64 `json:"amount"`
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PlanDate string `json:"plan_date"`
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ReceivedAmount float64 `json:"received_amount"` // 历史「进度登记」机制写入的已回款
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}
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// StartPaybackOverdueScheduler 启动回款逾期联动调度器:
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// 启动 30 秒后执行首次扫描(尽快让历史逾期数据生效),此后每 10 分钟扫描一次。
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func StartPaybackOverdueScheduler(stopChan chan struct{}) {
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go func() {
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select {
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case <-time.After(30 * time.Second):
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syncPaybackOverdueStatuses()
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case <-stopChan:
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return
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}
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ticker := time.NewTicker(10 * time.Minute)
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defer ticker.Stop()
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for {
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select {
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case <-ticker.C:
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syncPaybackOverdueStatuses()
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case <-stopChan:
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return
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}
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}
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}()
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}
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// syncPaybackOverdueStatuses 扫描全部未收齐的回款计划并执行逾期联动,返回 (合同更新数, 项目更新数)。
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func syncPaybackOverdueStatuses() (int, int) {
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if models.Orm == nil {
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return 0, 0
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}
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today := time.Now().Format("2006-01-02")
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// 未收齐的计划(status=2 已完成跳过;items 为空时无逾期概念)
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var plans []models.TenantCrmPayback
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if _, err := models.Orm.QueryTable(new(models.TenantCrmPayback)).
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Filter("delete_time__isnull", true).
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Filter("status__ne", 2).
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All(&plans, "id", "tenant_id", "contract_id", "items"); err != nil {
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return 0, 0
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}
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contractUpdated, projectUpdated := 0, 0
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now := time.Now()
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handledContracts := make(map[uint64]bool) // 同一合同只处理一次
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for _, plan := range plans {
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if plan.ContractID == nil || *plan.ContractID == 0 {
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continue
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}
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contractID := *plan.ContractID
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if handledContracts[contractID] {
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continue
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}
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if !paybackPlanOverdueFor(plan, today) {
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continue
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}
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handledContracts[contractID] = true
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cu, pu := applyContractOverdue(plan.TenantID, contractID, now)
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contractUpdated += cu
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projectUpdated += pu
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}
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return contractUpdated, projectUpdated
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}
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// SyncPaybackOverdueForContract 立即检查指定合同的回款逾期联动
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// (供回款计划 / 回款记录变更后调用,让状态即时生效,无需等待定时扫描)。
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func SyncPaybackOverdueForContract(tenantID string, contractID uint64) {
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if models.Orm == nil || contractID == 0 {
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return
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}
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today := time.Now().Format("2006-01-02")
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var plans []models.TenantCrmPayback
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if _, err := models.Orm.QueryTable(new(models.TenantCrmPayback)).
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Filter("tenant_id", tenantID).
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Filter("contract_id", contractID).
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Filter("delete_time__isnull", true).
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Filter("status__ne", 2).
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All(&plans, "id", "tenant_id", "contract_id", "items"); err != nil {
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return
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}
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for _, plan := range plans {
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if paybackPlanOverdueFor(plan, today) {
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applyContractOverdue(tenantID, contractID, time.Now())
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return
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}
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}
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}
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// paybackPlanOverdueFor 计划是否逾期:存在「未收齐」明细且计划回款日期已过。
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func paybackPlanOverdueFor(plan models.TenantCrmPayback, today string) bool {
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items := make([]paybackSchedulerItem, 0)
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if raw := strings.TrimSpace(plan.Items); raw != "" {
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if err := json.Unmarshal([]byte(raw), &items); err != nil {
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return false
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}
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}
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if len(items) == 0 {
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return false
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}
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// 回款记录按明细序号汇总(item_seq=0 视为整单登记,不计入任何明细)
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receivedBySeq := make(map[int]float64)
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var recs []models.TenantCrmPaybackRecord
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_, _ = models.Orm.QueryTable(new(models.TenantCrmPaybackRecord)).
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Filter("payback_id", plan.ID).
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Filter("delete_time__isnull", true).
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All(&recs, "item_seq", "amount")
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for _, r := range recs {
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if r.ItemSeq > 0 {
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receivedBySeq[r.ItemSeq] += r.Amount
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}
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}
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for _, it := range items {
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received := receivedBySeq[it.Seq]
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if it.ReceivedAmount > received {
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received = it.ReceivedAmount
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}
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if it.Amount > 0 && received >= it.Amount {
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continue // 已收齐
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}
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planDate := strings.TrimSpace(it.PlanDate)
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if len(planDate) > 10 {
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planDate = planDate[:10]
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}
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if planDate != "" && planDate < today {
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return true
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}
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}
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return false
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}
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// applyContractOverdue 合同置「异常」(5),并联动项目置「异常」(5)。
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// 返回 (合同是否更新, 项目是否更新)。
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func applyContractOverdue(tenantID string, contractID uint64, now time.Time) (int, int) {
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var contract models.TenantCrmContract
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if err := models.Orm.QueryTable(new(models.TenantCrmContract)).
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Filter("id", contractID).Filter("tenant_id", tenantID).
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Filter("delete_time__isnull", true).One(&contract); err != nil {
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return 0, 0
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}
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// 已作废合同不参与逾期提醒
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if contract.Status == 3 {
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return 0, 0
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}
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contractUpdated := 0
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if contract.Status != 5 {
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if _, err := models.Orm.QueryTable(new(models.TenantCrmContract)).
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Filter("id", contractID).Filter("tenant_id", tenantID).
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Update(map[string]interface{}{"status": int8(5), "update_time": now}); err != nil {
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return 0, 0
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}
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contractUpdated = 1
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}
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// 合同关联项目联动置异常
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projectUpdated := 0
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if contract.ProjectID != nil && *contract.ProjectID > 0 {
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var proj models.TenantCrmProject
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if err := models.Orm.QueryTable(new(models.TenantCrmProject)).
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Filter("id", *contract.ProjectID).Filter("tenant_id", tenantID).
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Filter("delete_time__isnull", true).One(&proj); err == nil && proj.Status != 5 {
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if _, err := models.Orm.QueryTable(new(models.TenantCrmProject)).
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Filter("id", proj.ID).Filter("tenant_id", tenantID).
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Update(map[string]interface{}{"status": int8(5), "update_time": now}); err == nil {
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projectUpdated = 1
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}
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}
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}
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return contractUpdated, projectUpdated
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}
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