// static/admin/js/letzshop-vendor-directory.js
/**
 * Admin Letzshop Vendor Directory page logic
 * Browse and import vendors from Letzshop marketplace
 */

const letzshopVendorDirectoryLog = window.LogConfig.loggers.letzshopVendorDirectory ||
    window.LogConfig.createLogger('letzshopVendorDirectory', false);

letzshopVendorDirectoryLog.info('Loading...');

function letzshopVendorDirectory() {
    letzshopVendorDirectoryLog.info('letzshopVendorDirectory() called');

    return {
        // Inherit base layout state
        ...data(),

        // Set page identifier for sidebar highlighting
        currentPage: 'letzshop-vendor-directory',

        // Data
        vendors: [],
        stats: {},
        companies: [],
        total: 0,
        page: 1,
        limit: 20,
        hasMore: false,

        // State
        loading: true,
        syncing: false,
        creating: false,
        error: '',
        successMessage: '',

        // Filters
        filters: {
            search: '',
            city: '',
            category: '',
            only_unclaimed: false,
        },

        // Modals
        showDetailModal: false,
        showCreateModal: false,
        selectedVendor: null,
        createVendorData: {
            slug: '',
            name: '',
            company_id: '',
        },
        createError: '',

        // Init
        async init() {
            // Guard against multiple initialization
            if (window._letzshopVendorDirectoryInitialized) return;
            window._letzshopVendorDirectoryInitialized = true;

            letzshopVendorDirectoryLog.info('init() called');
            await Promise.all([
                this.loadStats(),
                this.loadVendors(),
                this.loadCompanies(),
            ]);
        },

        // API calls
        async loadStats() {
            try {
                const data = await apiClient.get('/admin/letzshop/vendor-directory/stats');
                if (data.success) {
                    this.stats = data.stats;
                }
            } catch (e) {
                letzshopVendorDirectoryLog.error('Failed to load stats:', e);
            }
        },

        async loadVendors() {
            this.loading = true;
            this.error = '';

            try {
                const params = new URLSearchParams({
                    page: this.page,
                    limit: this.limit,
                });

                if (this.filters.search) params.append('search', this.filters.search);
                if (this.filters.city) params.append('city', this.filters.city);
                if (this.filters.category) params.append('category', this.filters.category);
                if (this.filters.only_unclaimed) params.append('only_unclaimed', 'true');

                const data = await apiClient.get(`/admin/letzshop/vendor-directory/vendors?${params}`);

                if (data.success) {
                    this.vendors = data.vendors;
                    this.total = data.total;
                    this.hasMore = data.has_more;
                } else {
                    this.error = data.detail || 'Failed to load vendors';
                }
            } catch (e) {
                this.error = 'Failed to load vendors';
                letzshopVendorDirectoryLog.error('Failed to load vendors:', e);
            } finally {
                this.loading = false;
            }
        },

        async loadCompanies() {
            try {
                const data = await apiClient.get('/admin/companies?limit=100');
                if (data.companies) {
                    this.companies = data.companies;
                }
            } catch (e) {
                letzshopVendorDirectoryLog.error('Failed to load companies:', e);
            }
        },

        async triggerSync() {
            this.syncing = true;
            this.error = '';
            this.successMessage = '';

            try {
                const data = await apiClient.post('/admin/letzshop/vendor-directory/sync');

                if (data.success) {
                    this.successMessage = data.message + (data.mode === 'celery' ? ` (Task ID: ${data.task_id})` : '');
                    // Reload data after a delay to allow sync to complete
                    setTimeout(() => {
                        this.loadStats();
                        this.loadVendors();
                    }, 3000);
                } else {
                    this.error = data.detail || 'Failed to trigger sync';
                }
            } catch (e) {
                this.error = 'Failed to trigger sync';
                letzshopVendorDirectoryLog.error('Failed to trigger sync:', e);
            } finally {
                this.syncing = false;
            }
        },

        async createVendor() {
            if (!this.createVendorData.company_id || !this.createVendorData.slug) return;

            this.creating = true;
            this.createError = '';

            try {
                const data = await apiClient.post(
                    `/admin/letzshop/vendor-directory/vendors/${this.createVendorData.slug}/create-vendor?company_id=${this.createVendorData.company_id}`
                );

                if (data.success) {
                    this.showCreateModal = false;
                    this.successMessage = data.message;
                    this.loadVendors();
                    this.loadStats();
                } else {
                    this.createError = data.detail || 'Failed to create vendor';
                }
            } catch (e) {
                this.createError = 'Failed to create vendor';
                letzshopVendorDirectoryLog.error('Failed to create vendor:', e);
            } finally {
                this.creating = false;
            }
        },

        // Modal handlers
        showVendorDetail(vendor) {
            this.selectedVendor = vendor;
            this.showDetailModal = true;
        },

        openCreateVendorModal(vendor) {
            this.createVendorData = {
                slug: vendor.slug,
                name: vendor.name,
                company_id: '',
            };
            this.createError = '';
            this.showCreateModal = true;
        },

        // Utilities
        formatDate(dateStr) {
            if (!dateStr) return '-';
            const date = new Date(dateStr);
            return date.toLocaleDateString() + ' ' + date.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' });
        },
    };
}

letzshopVendorDirectoryLog.info('Loaded');