feat：完善项目

app/model/manage_material.go

@@ -3,6 +3,7 @@ package model
 import (
 	"ArmedPolice/app/common/model"
 	"ArmedPolice/serve/orm"
+	"fmt"
 )
 
 type ManageMaterial struct {
@@ -10,11 +11,30 @@ type ManageMaterial struct {
 }
 
 type ManageMaterialInfo struct {
-	Title string `json:"title"`
+	*model.ManageMaterial
+	SupplierName string `json:"supplier_name"`
 }
 
-func (m *ManageMaterial) Materials() {
-	orm.GetDB().Table(m.TableName() + " AS m").Select("")
+func (m *ManageMaterial) Materials(page, pageSize int, count *int64, where ...*model.ModelWhere) ([]*ManageMaterialInfo, error) {
+	db := orm.GetDB().Table(m.TableName()+" AS m").
+		Select("m.*", "s.name AS supplier_name").
+		Joins(fmt.Sprintf("LEFT JOIN %s AS s ON m.supplier_id = s.id", model.NewManageSupplier().TableName()))
+
+	if len(where) > 0 {
+		for _, wo := range where {
+			db = db.Where(wo.Condition, wo.Value)
+		}
+	}
+	out := make([]*ManageMaterialInfo, 0)
+
+	if err := db.Order("p.id " + model.OrderModeToDesc).Offset((page - 1) * pageSize).Limit(pageSize).Scan(&out).Error; err != nil {
+		return nil, err
+	}
+	if err := db.Count(count).Error; err != nil {
+		return nil, err
+	}
+	return out, nil
+
 }
 
 func NewManageMaterial() *ManageMaterial {