package test

import (
	"srm/global"
	"srm/model/common/request"
	"srm/model/test"
	testReq "srm/model/test/request"
)

type SupplierService struct {
}

// CreateSupplier 创建Supplier记录
func (sService *SupplierService) CreateSupplier(s *test.Supplier) (err error) {
	err = global.GVA_DB.Create(s).Error
	return err
}

// DeleteSupplier 删除Supplier记录
func (sService *SupplierService) DeleteSupplier(s test.Supplier) (err error) {
	err = global.GVA_DB.Delete(&s).Error
	return err
}

// DeleteSupplierByIds 批量删除Supplier记录
func (sService *SupplierService) DeleteSupplierByIds(ids request.IdsReq) (err error) {
	err = global.GVA_DB.Delete(&[]test.Supplier{}, "id in ?", ids.Ids).Error
	return err
}

// UpdateSupplier 更新Supplier记录
func (sService *SupplierService) UpdateSupplier(s test.Supplier) (err error) {
	err = global.GVA_DB.Updates(&s).Error
	return err
}

// GetSupplier 根据id获取Supplier记录
func (sService *SupplierService) GetSupplier(id uint) (s test.Supplier, err error) {
	err = global.GVA_DB.Model(&test.Supplier{}).Where("id = ?", id).First(&s).Error
	return
}

// GetSupplierByNumber 根据编码获取Supplier记录
func (sService *SupplierService) GetSupplierByNumber(number string) (s test.Supplier, err error) {
	err = global.GVA_DB.Model(&test.Supplier{}).Where("number = ?", number).Preload("Contract").First(&s).Error
	return
}

// GetSupplierInfoList 分页获取Supplier记录
func (sService *SupplierService) GetSupplierInfoList(info testReq.SupplierSearch) (list []test.Supplier, total int64, err error) {
	limit := info.PageSize
	offset := info.PageSize * (info.Page - 1)
	// 创建db
	db := global.GVA_DB.Model(&test.Supplier{})
	var ss []test.Supplier
	// 如果有条件搜索 下方会自动创建搜索语句
	if info.Keyword != "" {
		keyword := "%" + info.Keyword + "%"
		db = db.Where("name LIKE ? or number LIKE ?", keyword, keyword)
	}
	if info.StartCreatedAt != nil && info.EndCreatedAt != nil {
		db = db.Where("created_at BETWEEN ? AND ?", info.StartCreatedAt, info.EndCreatedAt)
	}
	if info.Name != "" {
		db = db.Where("name LIKE ?", "%"+info.Name+"%")
	}
	if info.Number != "" {
		db = db.Where("number LIKE ?", "%"+info.Number+"%")
	}
	if info.SupplierType != "" {
		db = db.Where("srm_supplier_type LIKE ?", "%"+info.SupplierType+"%")
	}
	if info.Industry != "" {
		db = db.Where("industry LIKE ?", "%"+info.Industry+"%")
	}
	if info.Contact != "" {
		db = db.Where("contact LIKE ?", "%"+info.Contact+"%")
	}
	if info.Phone != "" {
		db = db.Where("phone LIKE ?", "%"+info.Phone+"%")
	}
	if info.CreatedAt != nil {
		db = db.Where("created_at = ?", info.CreatedAt)
	}
	if info.Status != 0 {
		db = db.Where("status = ?", info.Status)
	}
	err = db.Count(&total).Error
	if err != nil {
		return
	}

	err = db.Debug().Limit(limit).Offset(offset).Order("created_at desc").Preload("Contract").Find(&ss).Error
	return ss, total, err
}

// ChangeStatus Change supplier status
func (sService *SupplierService) ChangeStatus(id uint, status int) (err error) {
	err = global.GVA_DB.Model(&test.Supplier{}).Where("id = ?", id).Update("status", status).Error
	return err
}

func (sService *SupplierService) MaxAutoIncr() (int, error) {
	var total int64
	err := global.GVA_DB.Model(&test.Supplier{}).Count(&total).Error
	return int(total), err
}

func (sService *SupplierService) GetSupplierProduct(info testReq.SupplierProduct) ([]test.SupplierMaterial, int64, error) {
	limit := info.PageSize
	offset := info.PageSize * (info.Page - 1)
	// 创建db
	db := global.GVA_DB.Model(&test.SupplierMaterial{})
	var ps []test.SupplierMaterial
	var total int64
	if info.SupplierId > 0 {
		db = db.Where("supplier_id = ?", info.SupplierId)
	}
	if info.Number != "" {
		db = db.Where("number = ?", info.Number)
	}
	err := db.Count(&total).Error
	if err != nil {
		return ps, total, err
	}
	err = db.Limit(limit).Offset(offset).Order("id desc").Preload("Supplier").Find(&ps).Error
	return ps, total, err
}