package service
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import (
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"errors"
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"github.com/shopspring/decimal"
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"github.com/xuri/excelize/v2"
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"gorm.io/gorm"
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"mime/multipart"
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"strconv"
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"strings"
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"wms/constvar"
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"wms/models"
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)
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func InputMaterial(file multipart.File, username string) (insertCount int, err error) {
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existMaterials, err := models.NewMaterialSearch().FindNotTotal()
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if err != nil {
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return 0, err
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}
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mapExistMaterial := make(map[string]bool)
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mapAttribute := make(map[string]uint)
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mapProductCategory := make(map[string]int)
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for _, v := range existMaterials {
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mapExistMaterial[v.ID] = true
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}
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attributes, err := models.NewAttributeSearch().SetEntityType(models.EntityTypeProduct).FindNotTotal()
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if err != nil {
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return 0, err
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}
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productCategory, err := models.NewProductCategorySearch().FindNotTotal()
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if err != nil {
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return 0, err
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}
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for _, v := range attributes {
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mapAttribute[v.Name] = v.ID
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}
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for _, v := range productCategory {
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mapProductCategory[v.Name] = v.Id
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}
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f, err := excelize.OpenReader(file)
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if err != nil {
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return 0, err
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}
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defer f.Close()
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var materialList []*models.Material
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var attributeValueList []*models.AttributeValue
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rows, err := f.GetRows("Sheet1")
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if err != nil {
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return 0, err
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}
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if len(rows) <= 1 {
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return 0, errors.New("改文件没有数据内容")
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}
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inserts := rows[1:]
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headers := rows[0]
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attributesColumns := make([]int, 0)
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for i, header := range headers {
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if mapAttribute[header] != 0 {
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attributesColumns = append(attributesColumns, i)
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}
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}
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for index, insert := range inserts {
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errMsg := ""
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if len(insert) < 6 || insert[0] == "" || insert[1] == "" || insert[2] == "" || insert[3] == "" || insert[4] == "" || insert[5] == "" {
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errMsg = "第" + strconv.Itoa(index+2) + "行，没有填写必填项项"
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return 0, errors.New(errMsg)
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}
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if mapExistMaterial[strings.Trim(insert[0], " ")] {
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errMsg = "第" + strconv.Itoa(index+2) + "行，产品编码：" + insert[0] + "，已经存在"
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return 0, errors.New(errMsg)
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}
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material := new(models.Material)
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material.CreateBy = username
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material.ID = strings.Trim(insert[0], " ")
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material.Name = insert[1]
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switch insert[2] {
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case string(constvar.MaterialModeRaw):
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material.Model = constvar.MaterialModeRaw
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case string(constvar.MaterialModeSemi):
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material.Model = constvar.MaterialModeSemi
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case string(constvar.MaterialModeFinished):
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material.Model = constvar.MaterialModeFinished
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case string(constvar.MaterialModeAuxiliary):
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material.Model = constvar.MaterialModeAuxiliary
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case string(constvar.MaterialModeConsumables):
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material.Model = constvar.MaterialModeConsumables
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case string(constvar.MaterialModeOther):
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material.Model = constvar.MaterialModeOther
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default:
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errMsg = "第" + strconv.Itoa(index+2) + "行，产品编码：" + insert[0] + "，无法识别物料类型"
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return 0, errors.New(errMsg)
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}
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if mapProductCategory[strings.Trim(insert[3], " ")] == 0 {
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errMsg = "第" + strconv.Itoa(index+2) + "行，产品编码：" + insert[0] + "，无法识别该产品类别"
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return 0, errors.New(errMsg)
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}
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material.CategoryId = mapProductCategory[strings.Trim(insert[3], " ")]
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purchaseTypeList := make([]int, 0)
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purchaseTypes := strings.Split(strings.Trim(insert[4], " "), "/")
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for _, v := range purchaseTypes {
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switch strings.Trim(v, " ") {
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case "采购":
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purchaseTypeList = append(purchaseTypeList, int(constvar.PurchaseTypeOutSource))
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case "自制":
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purchaseTypeList = append(purchaseTypeList, int(constvar.PurchaseTypeSelf))
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case "委外":
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purchaseTypeList = append(purchaseTypeList, int(constvar.PurchaseTypeEntrust))
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default:
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errMsg = "第" + strconv.Itoa(index+2) + "行，产品编码：" + insert[0] + "，无法识别采购类型"
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return 0, errors.New(errMsg)
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}
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}
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material.PurchaseTypeList = purchaseTypeList
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material.Unit = insert[5]
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var moreUnit = true
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if len(insert) > 7 && insert[6] != "" {
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material.MoreUnit = &moreUnit
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var ut models.UnitItems
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ut.Unit = insert[6]
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if len(insert) < 14 || insert[13] == "" {
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errMsg = "第" + strconv.Itoa(index+2) + "行，产品编码：" + insert[0] + "，请填写与辅计量单位1相关的单位换算比例1"
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return 0, errors.New(errMsg)
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}
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ut.Amount = decimal.RequireFromString(insert[13])
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if len(insert) < 15 || insert[14] == "" {
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errMsg = "第" + strconv.Itoa(index+2) + "行，产品编码：" + insert[0] + "，请填写与辅计量单位1相关的是否浮动换算1"
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return 0, errors.New(errMsg)
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}
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if strings.Trim(insert[14], " ") == "是" {
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ut.Floating = true
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} else {
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ut.Floating = false
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}
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material.MoreUnitList = append(material.MoreUnitList, ut)
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}
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if len(insert) > 8 && insert[7] != "" {
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material.MoreUnit = &moreUnit
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var ut models.UnitItems
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ut.Unit = insert[7]
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if len(insert) < 16 || insert[15] == "" {
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errMsg = "第" + strconv.Itoa(index+2) + "行，产品编码：" + insert[0] + "，请填写与辅计量单位2相关的单位换算比例2"
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return 0, errors.New(errMsg)
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}
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ut.Amount = decimal.RequireFromString(insert[15])
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if len(insert) < 17 || insert[16] == "" {
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errMsg = "第" + strconv.Itoa(index+2) + "行，产品编码：" + insert[0] + "，请填写与辅计量单位2相关的是否浮动换算2"
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return 0, errors.New(errMsg)
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}
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if strings.Trim(insert[16], " ") == "是" {
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ut.Floating = true
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} else {
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ut.Floating = false
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}
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material.MoreUnitList = append(material.MoreUnitList, ut)
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}
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if len(insert) > 9 && insert[8] != "" {
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material.Specs = insert[8] //规格
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}
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if len(insert) > 10 && insert[9] != "" {
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material.Type = insert[9] //型号
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}
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materialList = append(materialList, material)
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//保存动态属性
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for _, attributesColumn := range attributesColumns {
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if len(insert) > attributesColumn {
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attributeValueList = append(attributeValueList, &models.AttributeValue{
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EntityID: material.ID,
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//AttributeID: mapAttribute[insert[attributesColumn]],
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AttributeID: mapAttribute[headers[attributesColumn]],
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Value: insert[attributesColumn],
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})
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}
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}
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}
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if len(materialList) == 0 {
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return 0, errors.New("物料数据为空")
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}
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err = models.WithTransaction(func(db *gorm.DB) error {
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for i := 0; i < len(materialList); i += 500 {
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end := i + 500
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if end > len(materialList) {
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end = len(materialList)
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}
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arr := materialList[i:end]
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if len(arr) != 0 {
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if err := models.NewMaterialSearch().SetOrm(db).CreateBatch(arr); err != nil {
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return err
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}
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}
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}
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for i := 0; i < len(attributeValueList); i += 500 {
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end := i + 500
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if end > len(attributeValueList) {
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end = len(attributeValueList)
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}
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arr := attributeValueList[i:end]
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if len(arr) != 0 {
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if err := models.NewAttributeValueSearch().SetOrm(db).CreateBatch(arr); err != nil {
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return err
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}
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if err != nil { //批量插入失败（可能已经存在值），分开一条一条插入重复的不插入
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for _, avl := range arr {
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first, err2 := models.NewAttributeValueSearch().SetAttributeID(avl.AttributeID).SetEntityID(avl.EntityID).First()
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if err2 == nil && first != nil { //表示已经存在动态属性
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continue
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}
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err2 = models.NewAttributeValueSearch().SetOrm(db).Create(avl)
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if err2 != nil {
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return err
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}
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}
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}
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}
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}
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return nil
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})
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if err != nil {
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return 0, errors.New("导入失败:" + err.Error())
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}
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return len(inserts), err
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}
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