feat：完善项目信息

app/api/admin/model/service_message.go

@@ -0,0 +1,48 @@
+package model
+
+import (
+	"SciencesServer/app/common/model"
+	"SciencesServer/serve/orm"
+	"fmt"
+	"time"
+)
+
+type ServiceMessage struct {
+	*model.ServiceMessage
+}
+
+type ServiceMessageInfo struct {
+	*model.ServiceMessage
+	model.Area
+	HandleContent   string    `json:"handle_content"`
+	HandleCreatedAt time.Time `json:"handle_created_at"`
+}
+
+func (m *ServiceMessage) Message(page, pageSize int, count *int64, where ...*model.ModelWhere) ([]*ServiceMessageInfo, error) {
+	db := orm.GetDB().Table(m.TableName()+" AS m").
+		Select("m.*", "l.content AS handle_content", "l.created_at AS handle_created_at",
+			"t.province", "t.city").
+		Joins(fmt.Sprintf("LEFT JOIN (SELECT MAX(id) AS id, message_id, MAX(created_at) AS created_at, MAX(content) AS content "+
+			"FROM %s WHERE is_deleted = %d GROUP BY message_id) AS l ON m.id = l.message_id",
+			model.NewServiceMessageLog().TableName(), model.DeleteStatusForNot)).
+		Joins(fmt.Sprintf("LEFT JOIN %s AS t ON m.tenant_id = t.id", model.NewSysTenant().TableName()))
+
+	if len(where) > 0 {
+		for _, v := range where {
+			db = db.Where(v.Condition, v.Value)
+		}
+	}
+	out := make([]*ServiceMessageInfo, 0)
+
+	if err := db.Count(count).Error; err != nil {
+		return nil, err
+	}
+	if err := db.Order("m.id " + model.OrderModeToDesc).Offset((page - 1) * pageSize).Limit(pageSize).Scan(&out).Error; err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func NewServiceMessage() *ServiceMessage {
+	return &ServiceMessage{model.NewServiceMessage()}
+}