feat: message notify

server/internal/msg/application/msg_tmpl_biz.go

@@ -0,0 +1,102 @@
+package application
+
+import (
+	"context"
+	"mayfly-go/internal/msg/application/dto"
+	"mayfly-go/internal/msg/domain/entity"
+	"mayfly-go/internal/msg/domain/repository"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/errorx"
+)
+
+type MsgTmplBiz interface {
+	base.App[*entity.MsgTmplBiz]
+
+	// SaveBizTmpl 保存消息模板关联业务信息
+	SaveBizTmpl(ctx context.Context, bizTmpl dto.MsgTmplBizSave) error
+
+	// DeleteByBiz 根据业务删除消息模板业务关联
+	DeleteByBiz(ctx context.Context, bizType string, bizId uint64) error
+
+	// DeleteByTmplId 根据模板ID删除消息模板业务关联
+	DeleteByTmplId(ctx context.Context, tmplId uint64) error
+
+	// Send 发送消息
+	Send(ctx context.Context, sendParam dto.BizMsgTmplSend) error
+}
+
+type msgTmplBizAppImpl struct {
+	base.AppImpl[*entity.MsgTmplBiz, repository.MsgTmplBiz]
+
+	msgTmplApp MsgTmpl `inject:"T"`
+}
+
+var _ (MsgTmplBiz) = (*msgTmplBizAppImpl)(nil)
+
+func (m *msgTmplBizAppImpl) SaveBizTmpl(ctx context.Context, bizTmpl dto.MsgTmplBizSave) error {
+	msgTmplId := bizTmpl.TmplId
+	bizId := bizTmpl.BizId
+	bizType := bizTmpl.BizType
+	if bizId == 0 {
+		return errorx.NewBiz("business ID cannot be empty")
+	}
+	if bizType == "" {
+		return errorx.NewBiz("business type cannot be empty")
+	}
+
+	msgTmplBiz := &entity.MsgTmplBiz{
+		BizId:   bizId,
+		BizType: bizType,
+	}
+	// exist
+	if err := m.GetByCond(msgTmplBiz); err == nil {
+		// tmplId不变，直接返回即可
+		if msgTmplBiz.TmplId == msgTmplId {
+			return nil
+		}
+
+		// 如果模板ID为0，表示删除业务关联
+		if msgTmplId == 0 {
+			return m.DeleteByBiz(ctx, bizTmpl.BizType, bizTmpl.BizId)
+		}
+
+		update := &entity.MsgTmplBiz{
+			TmplId: msgTmplId,
+		}
+		update.Id = msgTmplBiz.Id
+		return m.UpdateById(ctx, update)
+	}
+
+	if msgTmplId == 0 {
+		return nil
+	}
+
+	msgTmplBiz.TmplId = msgTmplId
+	return m.Save(ctx, msgTmplBiz)
+}
+
+func (m *msgTmplBizAppImpl) DeleteByBiz(ctx context.Context, bizType string, bizId uint64) error {
+	return m.DeleteByCond(ctx, &entity.MsgTmplBiz{BizId: bizId, BizType: bizType})
+}
+
+func (m *msgTmplBizAppImpl) DeleteByTmplId(ctx context.Context, tmplId uint64) error {
+	return m.DeleteByCond(ctx, &entity.MsgTmplBiz{TmplId: tmplId})
+}
+
+func (m *msgTmplBizAppImpl) Send(ctx context.Context, sendParam dto.BizMsgTmplSend) error {
+	// 获取业务关联的消息模板
+	msgTmplBiz := &entity.MsgTmplBiz{
+		BizId:   sendParam.BizId,
+		BizType: sendParam.BizType,
+	}
+	if err := m.GetByCond(msgTmplBiz); err != nil {
+		return errorx.NewBiz("message tmplate association business information does not exist")
+	}
+
+	mstTmpl, err := m.msgTmplApp.GetById(msgTmplBiz.TmplId)
+	if err != nil {
+		return errorx.NewBiz("message template does not exist")
+	}
+
+	return m.msgTmplApp.Send(ctx, mstTmpl.Code, sendParam.Params, sendParam.ReceiverIds...)
+}