import { Component, OnInit } from '@angular/core';
import { PartnerProfileService } from '../../services/partner-profile.service';
import { Router } from '@angular/router';
import * as Papa from 'papaparse';
import * as XLSX from 'xlsx'
import { UserData, UserDataOption } from 'src/shared/structure/user';
import { COUNTRIES, STATES, COMMUNITIES } from 'src/shared/data/form-options';
import { PartnerType, PARTNER_MAPPING } from 'src/shared/data/partner-mapping';

type exportType = "CSV" | "XLSX";

@Component({
    selector: 'app-table',
    templateUrl: './table.component.html',
    styleUrls: ['./table.component.scss']
})

export class TableComponent implements OnInit {
    userData: Array<UserData> = [];
    tempUserData: Array<UserData> = [];
    showExportOptions: boolean = false;
    shouldHaveImplementationData: boolean = false;
    searchText: string = '';
    selectedPartnerList: Array<UserData> = [];
    isProfileData: boolean = true;
    isImplementationData: boolean = false;
    isBothData: boolean = false;

    communities = COMMUNITIES;
    countries = COUNTRIES;
    states = STATES;
    districts: Array<UserDataOption> = [];
    partnerTypes = [PartnerType.ENABLER, PartnerType.IMPLEMENTER, PartnerType.PROVIDER];

    filteredCommunities: Array<string> = [];
    filteredCountries: Array<string> = [];
    filteredStates: Array<string> = [];
    filteredDistricts: Array<string> = [];
    filteredPartnerTypes: Array<PartnerType> = [];

    exportData: Array<any> = [];
    exportSurveyCtoData: Array<any> = [];

    constructor(
        private partnerProfileService: PartnerProfileService,
        private router: Router
    ) { }

    ngOnInit(): void {
        this.getFilteredData();
    }

    updateDistricts(states: Array<{ districts: Array<UserDataOption> }>) {
        console.log(states);
        this.districts = states.map(state => state.districts).flat();
        this.getFilteredData();
    }

    getFilteredData() {
        this.partnerProfileService.getPartnersData().then((data) => {
            this.userData = data;

            const searchText = this.searchText.toLowerCase().trim();

            const filteredCommunitySet = new Set(this.filteredCommunities);
            const filteredCountrySet = new Set(this.filteredCountries);
            const filteredStateSet = new Set(this.filteredStates);
            const filteredDistrictSet = new Set(this.filteredDistricts);
            const filteredPartnerTypeSet = new Set(this.filteredPartnerTypes);

            this.userData = this.userData.filter(user => {

                if (this.shouldHaveImplementationData) {
                    const hasImplementationData = (user.surveyCtoData.hiiData && user.surveyCtoData.hiiData.length > 0) ||
                        (user.surveyCtoData.spData && user.surveyCtoData.spData.length > 0) ||
                        (user.surveyCtoData.spSchemeData && user.surveyCtoData.spSchemeData.length > 0)

                    if (!hasImplementationData) {
                        return false;
                    }
                }

                if (filteredCommunitySet.size > 0) {
                    const communitiesForUser = user.detailedProfile.communities.map(community => community.name);
                    const hasCommunities = communitiesForUser.some(community => filteredCommunitySet.has(community));

                    if (!hasCommunities) {
                        return false;
                    }
                }

                if (filteredCountrySet.size > 0) {
                    const countriesForUser = user.detailedProfile.branchLocationCountries.map(country => country.name).concat(user.detailedProfile.partnerLocation);
                    const hasCountries = countriesForUser.some(country => filteredCountrySet.has(country));

                    if (!hasCountries) {
                        return false;
                    }
                }

                if (filteredStateSet.size > 0) {
                    const statesForUser = user.detailedProfile.states.map(state => state.name).concat(user.detailedProfile.state);
                    const hasStates = statesForUser.some(state => filteredStateSet.has(state));

                    if (!hasStates) {
                        return false;
                    }
                }

                if (filteredDistrictSet.size > 0) {
                    const districtsForUser = user.detailedProfile.districts.map(district => district.name).concat(user.detailedProfile.district);
                    const hasDistricts = districtsForUser.some(district => filteredDistrictSet.has(district));

                    if (!hasDistricts) {
                        return false;
                    }
                }

                if (filteredPartnerTypeSet.size > 0) {
                    const partnerTypeOfUser = PARTNER_MAPPING.find(mapping => mapping.portalId === user.portalId)?.type;
                    const hasPartnerType = partnerTypeOfUser && filteredPartnerTypeSet.has(partnerTypeOfUser);

                    if (!hasPartnerType) {
                        return false;
                    }
                }


                if (this.searchText) {
                    const hasSearchText = (!!user.organizationBasicInfo.name && user.organizationBasicInfo.name.toLowerCase().trim().includes(searchText));

                    if (!hasSearchText) {
                        return false;
                    }
                }

                return true;
            });

            this.partialLoad(this.userData.slice(0, 100))

        }, (e) => console.log(e));
        this.selectedPartnerList = [];
    }

    partialLoad(data: Array<UserData>) {
        this.tempUserData = data;
    }

    loadMore() {
        this.partialLoad(this.userData.slice(0, this.tempUserData.length + 10));
    }

    showPartnerDetails(partner: any) {
        this.router.navigate(['dashboard/partners/partner-details'], { queryParams: { data: JSON.stringify(partner) } });
    }

    selectPartner(partner: any) {
        if (this.selectedPartnerList) {
            if (this.selectedPartnerList.some(x => JSON.stringify(x) === JSON.stringify(partner))) {
                this.selectedPartnerList = this.selectedPartnerList.filter(x => JSON.stringify(x) !== JSON.stringify(partner))
            } else this.selectedPartnerList.push(partner)
        }
    }

    loadExportData() {
        let exportData: Array<any> = [];
        let exportHiiData: Array<any> = [];
        let exportSpData: Array<any> = [];
        let exportSPSchemaData: Array<any> = [];

        let surveyCtoData: Array<any> = [];

        for (const partner of this.selectedPartnerList) {
            let partnerDetails = {
                "PortalID": partner.portalId ? partner.portalId : '-',

                // Primary Contact

                "Primary Name": partner.primaryContact.name,
                "Primary Contact Number": partner.primaryContact.contactNumber,
                "Primary Email": partner.primaryContact.email,
                "Primary Designation": partner.primaryContact.designation,

                //  Basic Info

                "Areas Of Work": partner.organizationBasicInfo.areasOfWork ? partner.organizationBasicInfo.areasOfWork.toString() : '',
                "Name": partner.organizationBasicInfo.name,
                "Reason For Becoming Member": partner.organizationBasicInfo.reasonForBecomingMember,
                "Referral Name": partner.organizationBasicInfo.referralName,
                "Source": partner.organizationBasicInfo.source,
                "Type": partner.organizationBasicInfo.type,
                "Website": partner.organizationBasicInfo.website,
                "Would Like Updates": partner.organizationBasicInfo.wouldLikeUpdates,

                // Alternative Contact

                'Alternative Name': partner.alternateContact.name,
                'Alternative ContactNumber': partner.alternateContact.contactNumber,
                'Alternative Email': partner.alternateContact.email,
                'Alternative Designation': partner.alternateContact.designation,

                // Detailed Profile

                'Bio': partner.detailedProfile.bio,
                'Branch Location Countries': partner.detailedProfile.branchLocationCountries ? partner.detailedProfile.branchLocationCountries.toString() : '',
                "Communities": partner.detailedProfile.communities ? partner.detailedProfile.communities.toString() : '',
                "District": partner.detailedProfile.district,
                "Districts": partner.detailedProfile.districts ? partner.detailedProfile.districts.toString() : '',
                "Files": partner.detailedProfile.files,
                "Have Branches In Other Districts": partner.detailedProfile.haveBranchesInOtherDistricts,
                "Logo": partner.detailedProfile.logo,
                "partner Location": partner.detailedProfile.partnerLocation,
                "Preferred Languages": partner.detailedProfile.preferredLanguages ? partner.detailedProfile.preferredLanguages.toString() : '',
                "Preferred Mode Of Communications": partner.detailedProfile.preferredModeOfCommunications ? partner.detailedProfile.preferredModeOfCommunications.toString() : '',
                "State": partner.detailedProfile.state,
                "States": partner.detailedProfile.states ? partner.detailedProfile.states.toString() : '',
                "Total Reach Of Organization": partner.detailedProfile.totalReachOfOrganization,
                "Year Of Establishment": partner.detailedProfile.yearOfEstablishment,

                // Strength 

                "Other Specific Support Required": partner.strengthAndCapability.otherSpecificSupportRequired,
                "Primary Areas Of Support Offered": partner.strengthAndCapability.otherSpecificSupportRequired ? partner.strengthAndCapability.otherSpecificSupportRequired.toString() : '',
                "Primary Areas Of Support Offered Description": partner.strengthAndCapability.primaryAreasOfSupportOffered,
                "Primary Areas Of Support Offered Other": partner.strengthAndCapability.primaryAreasOfSupportOfferedDescription,
                "Primary Areas Of Support Required": partner.strengthAndCapability.primaryAreasOfSupportOfferedOther ? partner.strengthAndCapability.primaryAreasOfSupportOfferedOther.toString() : '',
                "Primary Areas Of Support Required Description": partner.strengthAndCapability.primaryAreasOfSupportRequired,
                "Primary Areas Of Support Required Other": partner.strengthAndCapability.primaryAreasOfSupportRequiredOther,
            }
            exportData.push(partnerDetails);

            let surveyCtoHIIData = [];
            for (const hiidata of partner.surveyCtoData.hiiData) {
                let partnerHiiDetails = {
                    "HII Id": hiidata.id,
                    "HII Name": hiidata.name,
                    "HII Packages Health": hiidata.packagesHealth,
                    "HII Implementation Status": hiidata.implementationStatus,
                    "HII Disaggregation Note": hiidata.disaggregationNote,
                    "HII No Of Males": hiidata.id,
                    "HII No Of Females": hiidata.noOfMales,
                    "HII No Of Transgender": hiidata.noOfTransgender,
                    "HII Health Remarks": hiidata.healthRemarks,
                    "HII Relevant Documents": hiidata.relevantDocuments,
                }
                surveyCtoHIIData.push(partnerHiiDetails)
            }
            surveyCtoHIIData.forEach(data => {
                exportHiiData.push(data)
            })

            let surveyCtoSpData = []
            for (const spData of partner.surveyCtoData.spData) {
                let partnerSpDetails = {
                    "SP Id": spData.id,
                    "SP Name": spData.name,
                    "SP Status": spData.status,
                    'SP Reason Name': spData.reasonName,
                    "SP Female Number": spData.femaleNo ? spData.femaleNo : '',
                    "SP Male Number": spData.maleNo ? spData.maleNo : '',
                    "Tg Number": spData.tgNo ? spData.tgNo : '',
                    "SP TotalAggregation": spData.totalAggregation,
                    "SP OtherRemarks": spData.otherRemarks,
                    "SP RelevantDocuments": spData.relevantDocuments,
                }

                surveyCtoSpData.push(partnerSpDetails)
            }
            surveyCtoSpData.forEach(data => {
                exportSpData.push(data)
            })

            let surveyCtoSpSchemaData = []
            for (const spSchema of partner.surveyCtoData.spSchemeData) {
                let partnerSpSchemaDetails = {
                    "SPSchema SchemeId": spSchema.schemeId,
                    "SPSchema Count": spSchema.count,
                }

                surveyCtoSpSchemaData.push(partnerSpSchemaDetails)
            }
            surveyCtoSpSchemaData.forEach(data => {
                exportSPSchemaData.push(data)
            })
        }


        surveyCtoData.push(exportHiiData)
        surveyCtoData.push(exportSpData)
        surveyCtoData.push(exportSPSchemaData)

        this.exportData = exportData;
        this.exportSurveyCtoData = surveyCtoData
    }

    isInputChecked(partner: any) {
        return this.selectedPartnerList.some(x => JSON.stringify(x) === JSON.stringify(partner));
    }

    isAllInputChecked() {
        return JSON.stringify(this.selectedPartnerList) === JSON.stringify(this.tempUserData);
    }

    selectAllPartner() {
        JSON.stringify(this.selectedPartnerList) === JSON.stringify(this.tempUserData) ? this.selectedPartnerList = [] : this.selectedPartnerList = this.tempUserData;
    }

    exportProfileData(exportType: exportType) {
        this.loadExportData();

        const fileTypeCSV = 'text/csv;charset=utf-8;',
            element = document.createElement('a');
        let blob;

        const partnerData = XLSX.utils.json_to_sheet(this.exportData);
        const hiiData = XLSX.utils.json_to_sheet(this.exportSurveyCtoData[0]);
        const spData = XLSX.utils.json_to_sheet(this.exportSurveyCtoData[1]);
        const spSchema = XLSX.utils.json_to_sheet(this.exportSurveyCtoData[2]);
        const wb = XLSX.utils.book_new();


        if (exportType === 'CSV') {
            if (this.isProfileData) {
                let csvData = Papa.unparse(this.exportData);
                blob = new Blob([csvData], { type: fileTypeCSV });
                let url = URL.createObjectURL(blob);
                element.href = url;
                element.setAttribute('download', 'ProfileData' + '.csv');
                element.click();
            } else if (this.isImplementationData) {
                this.exportJsonToCSV(this.exportSurveyCtoData, ['HiiData', 'SPData', 'SPSchemaData'])
            } else {
                let completeData = this.exportSurveyCtoData
                completeData.push(this.exportData)

                console.log(completeData)
                this.exportJsonToCSV(completeData, ['HiiData', 'SPData', 'SPSchemaData', 'ProfileData',])
            }
        } else {
            if (this.isProfileData) {
                XLSX.utils.book_append_sheet(wb, partnerData, "Partner Profile");
                XLSX.writeFile(wb, 'PartnerProfile.xlsx');
            } else if (this.isImplementationData) {
                XLSX.utils.book_append_sheet(wb, hiiData, "Hii Data");
                XLSX.utils.book_append_sheet(wb, spData, "Sp DATA");
                XLSX.utils.book_append_sheet(wb, spSchema, "SP Schema Data");
                XLSX.writeFile(wb, 'PartnerProfile.xlsx');
            } else {
                XLSX.utils.book_append_sheet(wb, partnerData, "PartneData");
                XLSX.utils.book_append_sheet(wb, hiiData, "HiiData");
                XLSX.utils.book_append_sheet(wb, spData, "SPData");
                XLSX.utils.book_append_sheet(wb, spSchema, "SPSchemaData");
                XLSX.writeFile(wb, 'PartnerProfile.xlsx');
            }
        }
    }

    exportJsonToCSV(csvData: any, fileName?: any) {
        const fileTypeCSV = 'text/csv;charset=utf-8;',
            element = document.createElement('a');
        let blob;

        csvData.forEach((exportData: any, index: number) => {
            console.log(exportData)
            let csvData = Papa.unparse(exportData);
            blob = new Blob([csvData], { type: fileTypeCSV });
            let url = URL.createObjectURL(blob);
            element.href = url;
            element.setAttribute('download', fileName[index] + '.csv');
            element.click();
        });
    }
}