package model

import (
	"ArmedPolice/app/common/model"
	"ArmedPolice/serve/orm"
	"fmt"
)

type ManageMaterialPurchase struct {
	*model.ManageMaterialPurchase
}

// ManageMaterialPurchaseInfo 器材采购信息
type ManageMaterialPurchaseInfo struct {
	*model.ManageMaterialPurchase
	MaterialTitle string `json:"material_title"`
	SupplierName  string `json:"supplier_name"`
	Username      string `json:"username"`
}

func (m *ManageMaterialPurchase) Purchases(page, pageSize int, count *int64, where ...*model.ModelWhere) ([]*ManageMaterialPurchaseInfo, error) {
	db := orm.GetDB().Table(m.TableName()+" AS p").
		Select("p.*", "m.title AS material_title", "s.name AS supplier_names", "u.name AS username").
		Joins(fmt.Sprintf("LEFT JOIN %s AS m ON p.material_id = m.id", model.NewManageMaterial().TableName())).
		Joins(fmt.Sprintf("LEFT JOIN %s AS s ON m.supplier_id = s.id", model.NewManageSupplier().TableName())).
		Joins(fmt.Sprintf("LEFT JOIN %s AS u ON p.uid = u.uuid", model.NewSysUser().TableName())).
		Where("p.is_deleted = ?", model.DeleteStatusForNot)

	if len(where) > 0 {
		for _, wo := range where {
			db = db.Where(wo.Condition, wo.Value)
		}
	}
	out := make([]*ManageMaterialPurchaseInfo, 0)

	if err := db.Count(count).Error; err != nil {
		return nil, err
	}
	if err := db.Order("p.id " + model.OrderModeToDesc).Offset((page - 1) * pageSize).Limit(pageSize).Scan(&out).Error; err != nil {
		return nil, err
	}
	return out, nil
}

func NewManageMaterialPurchase() *ManageMaterialPurchase {
	return &ManageMaterialPurchase{model.NewManageMaterialPurchase()}
}