import { LightningElement, api, track, wire } from "lwc";
import { ShowToastEvent } from "lightning/platformShowToastEvent";
import init from "@salesforce/apex/LexOutboundorderImportController.init";
import importCSVFile from "@salesforce/apex/LexOutboundorderImportController.importCSVFile";
import dataImport from "@salesforce/apex/LexOutboundorderImportController.dataImport";

const columns = [
  {
    label: "出库单名称",
    fieldName: "orderName",
    hideDefaultActions: true,
  },
  {
    label: "目的",
    fieldName: "orderSummonsForDirction",
    hideDefaultActions: true,
  },
  {
    label: "医院编码",
    fieldName: "hospitalCode",
    hideDefaultActions: true,
  },
  {
    label: "医院名称",
    fieldName: "hospitalName",
    hideDefaultActions: true,
  },
  {
    label: "科室",
    fieldName: "orderOrderForCustomerText",
    hideDefaultActions: true,
  },
  {
    label: "二级经销商",
    fieldName: "agencyName",
    hideDefaultActions: true,
  },
  {
    label: "出库/销售日期",
    fieldName: "orderOutboundDate",
    hideDefaultActions: true,
  },
];
export default class LexOutboundorderImport extends LightningElement {
  @track isShowSpinner = true;
  //文件上传
  @track showLoadingSpinner = false;
  @track UploadFile = "Upload File";
  @track fileName = "";
  @track fileData = [];
  @track fileColumns = [
    {
      label: "标题",
      fieldName: "url",
      type: "url",
      typeAttributes: { label: { fieldName: "Title" }, target: "_blank" },
      hideDefaultActions: true,
    },
    {
      label: "创建人",
      fieldName: "CreatedByName",
      hideDefaultActions: true,
    },
  ];
  filesUploaded = [];
  fileContents;
  fileReader;
  content;
  MAX_FILE_SIZE = 1500000;
  get acceptedType() {
    return [".csv"];
  }

  //列表
  columns = columns;
  @track data = [];

  //数据
  @track accountid = "";
  @track userWorkLocation = "";
  @track agencyProType = "";
  @track accountName = "";
  @track sqlagencyProType = "";
  @track csvRecordStr = [];
  @track saveFLGbln = false;

  connectedCallback() {
    init()
      .then((r) => {
        r = JSON.parse(JSON.stringify(r));
        console.log("r = " + JSON.stringify(r));
        if (r.status == "Success") {
          this.accountid = r.entity.accountid;
          this.userWorkLocation = r.entity.userWorkLocation;
          this.agencyProType = r.entity.agencyProType;
          this.accountName = r.entity.accountName;
          this.sqlagencyProType = r.entity.sqlagencyProType;
          this.isShowSpinner = false;
        } else {
          console.log("r = " + JSON.stringify(r));
          this.showToast("Error", r.msg);
        }
      })
      .catch((error) => {
        console.log("error = " + JSON.stringify(error));
        this.showToast("Error", error.message);
      });
  }

  getCsvFile() {
    this.isShowSpinner = true;
    
    if (this.filesUploaded.length > 0) {
      this.file = this.filesUploaded[0];
      if (this.file.size > this.MAX_FILE_SIZE) {
        window.console.log("文件过大");
        this.isShowSpinner = false;
        return;
      }
      this.fileReader = new FileReader();

      this.fileReader.onloadend = () => {
        this.fileContents = this.fileReader.result;
        let base64 = "base64,";
        this.content = this.fileContents.indexOf(base64) + base64.length;
        this.fileContents = this.fileContents.substring(this.content);
        console.log('getCsvFile')
        this.importCSVFile();
      };
      this.fileReader.readAsDataURL(this.file);
    } else {
      this.fileName = "选择一个csv文件上传";
      this.showToast("Error", '选择一个csv文件上传');
    }
  }

  importCSVFile() {
    console.log('importCSVFile')
    importCSVFile({
      base64Data: encodeURIComponent(this.fileContents),
      sqlagencyProType: this.sqlagencyProType,
      userWorkLocation: this.userWorkLocation,
      accountName: this.accountName,
    }).then((r) => {
        r = JSON.parse(JSON.stringify(r));
        console.log("r = " + JSON.stringify(r));
        if (r.status == "Success" && r.msg == "") {
            console.log("importCSVFile success");
            this.saveFLGbln = r.entity.saveFLGbln;
            this.csvRecordStr = r.entity.csvRecordStr;
            this.data = r.entity.orderRecords;
            for(var i in this.data){
                this.data[i]['orderName'] = this.data[i].order.Name;
                this.data[i]['orderSummonsForDirction'] = this.data[i].order.SummonsForDirction__c;
                this.data[i]['orderOrderForCustomerText'] = this.data[i].order.Order_ForCustomerText__c;
                this.data[i]['orderOutboundDate'] = this.data[i].order.Outbound_Date__c;
            }
            this.isShowSpinner = false;
        }else if(r.msg != ""){
            console.log("r.msg = " + JSON.stringify(r.msg));
            this.saveFLGbln = r.entity.saveFLGbln;
            this.data = r.entity.orderRecords;
            for(var i in this.data){
                this.data[i]['orderName'] = this.data[i].order.Name;
                this.data[i]['orderSummonsForDirction'] = this.data[i].order.SummonsForDirction__c;
                this.data[i]['orderOrderForCustomerText'] = this.data[i].order.Order_ForCustomerText__c;
                this.data[i]['orderOutboundDate'] = this.data[i].order.Outbound_Date__c;
            }
            this.showToast("Error", r.msg);
        }else{
            console.log("r.msg = " + JSON.stringify(r.msg));
            this.showToast("Error", r.msg);
        }
      })
      .catch((error) => {
        console.log("error = " + JSON.stringify(error.message));
        this.showToast("Error", error.message);
      });
  }

  dataImport(){
    this.isShowSpinner = true;
    let cloneData = this.data;
    for(var i in cloneData){
      delete cloneData[i].orderName;
      delete cloneData[i].orderSummonsForDirction;
      delete cloneData[i].orderOrderForCustomerText;
      delete cloneData[i].orderOutboundDate;
  }
    dataImport({
      csvRecordStr: this.csvRecordStr,
      orderRecords: cloneData,
      sqlagencyProType: this.sqlagencyProType,
      userWorkLocation: this.userWorkLocation,
      accountName : this.accountName
    }).then((r) => {
        r = JSON.parse(JSON.stringify(r));
        console.log("r = " + JSON.stringify(r));
        if (r.status == "Success" && r.msg == "") {
            console.log("dataImport success");
            this.showToast("Success", '保存成功');
        }else if(r.msg != ""){
            console.log("r.msg = " + JSON.stringify(r.msg));
            this.showToast("Error", r.msg);
        }else{
            console.log("r.msg = " + JSON.stringify(r.msg));
            this.showToast("Error", r.msg);
        }
      })
      .catch((error) => {
        console.log("error = " + JSON.stringify(error.message));
        this.showToast("Error", error.message);
      });
  }

  handleFilesChange(event) {
    console.log("handleFilesChange");
    if (event.target.files.length > 0) {
      this.filesUploaded = event.target.files;
      this.fileName = event.target.files[0].name;
    }
  }

  showToast(type, msg) {
    this.isShowSpinner = false;
    const event = new ShowToastEvent({
      title: type,
      variant: type,
      message: msg,
    });
    this.dispatchEvent(event);
  }
}