// noqa: js-006 - async init pattern is safe, loadData has try/catch
// static/admin/js/content-page-edit.js

// Use centralized logger
const contentPageEditLog = window.LogConfig.loggers.contentPageEdit || window.LogConfig.createLogger('contentPageEdit');

// ============================================
// CONTENT PAGE EDITOR FUNCTION
// ============================================
function contentPageEditor(pageId) {
    return {
        // Inherit base layout functionality from init-alpine.js
        ...data(),

        // Page identifier for sidebar active state
        currentPage: 'content-pages',

        // Editor state
        pageId: pageId,
        form: {
            slug: '',
            title: '',
            content: '',
            content_format: 'html',
            template: 'default',
            meta_description: '',
            meta_keywords: '',
            is_published: false,
            show_in_header: false,
            show_in_footer: true,
            show_in_legal: false,
            display_order: 0,
            platform_id: null,
            vendor_id: null
        },
        platforms: [],
        vendors: [],
        loading: false,
        loadingPlatforms: false,
        loadingVendors: false,
        saving: false,
        error: null,
        successMessage: null,

        // ========================================
        // HOMEPAGE SECTIONS STATE
        // ========================================
        supportedLanguages: ['fr', 'de', 'en'],
        defaultLanguage: 'fr',
        currentLang: 'fr',
        openSection: null,
        sectionsLoaded: false,
        languageNames: {
            en: 'English',
            fr: 'Français',
            de: 'Deutsch',
            lb: 'Lëtzebuergesch'
        },
        sections: {
            hero: {
                enabled: true,
                badge_text: { translations: {} },
                title: { translations: {} },
                subtitle: { translations: {} },
                background_type: 'gradient',
                buttons: []
            },
            features: {
                enabled: true,
                title: { translations: {} },
                subtitle: { translations: {} },
                features: [],
                layout: 'grid'
            },
            pricing: {
                enabled: true,
                title: { translations: {} },
                subtitle: { translations: {} },
                use_subscription_tiers: true
            },
            cta: {
                enabled: true,
                title: { translations: {} },
                subtitle: { translations: {} },
                buttons: [],
                background_type: 'gradient'
            }
        },

        // Initialize
        async init() {
            contentPageEditLog.info('=== CONTENT PAGE EDITOR INITIALIZING ===');
            contentPageEditLog.info('Page ID:', this.pageId);

            // Prevent multiple initializations
            if (window._contentPageEditInitialized) {
                contentPageEditLog.warn('Content page editor already initialized, skipping...');
                return;
            }
            window._contentPageEditInitialized = true;

            // Load platforms and vendors for dropdowns
            await Promise.all([this.loadPlatforms(), this.loadVendors()]);

            if (this.pageId) {
                // Edit mode - load existing page
                contentPageEditLog.group('Loading page for editing');
                await this.loadPage();
                contentPageEditLog.groupEnd();

                // Load sections if this is a homepage
                if (this.form.slug === 'home') {
                    await this.loadSections();
                }
            } else {
                // Create mode - use default values
                contentPageEditLog.info('Create mode - using default form values');
            }

            contentPageEditLog.info('=== CONTENT PAGE EDITOR INITIALIZATION COMPLETE ===');
        },

        // Check if we should show section editor (property, not getter for Alpine compatibility)
        isHomepage: false,

        // Update isHomepage when slug changes
        updateIsHomepage() {
            this.isHomepage = this.form.slug === 'home';
        },

        // Load platforms for dropdown
        async loadPlatforms() {
            this.loadingPlatforms = true;
            try {
                contentPageEditLog.info('Loading platforms...');
                const response = await apiClient.get('/admin/platforms?is_active=true');
                const data = response.data || response;
                this.platforms = data.platforms || data.items || data || [];
                contentPageEditLog.info(`Loaded ${this.platforms.length} platforms`);

                // Set default platform if not editing and no platform selected
                if (!this.pageId && !this.form.platform_id && this.platforms.length > 0) {
                    this.form.platform_id = this.platforms[0].id;
                }
            } catch (err) {
                contentPageEditLog.error('Error loading platforms:', err);
                this.platforms = [];
            } finally {
                this.loadingPlatforms = false;
            }
        },

        // Load vendors for dropdown
        async loadVendors() {
            this.loadingVendors = true;
            try {
                contentPageEditLog.info('Loading vendors...');
                const response = await apiClient.get('/admin/vendors?is_active=true&limit=100');
                const data = response.data || response;
                this.vendors = data.vendors || data.items || data || [];
                contentPageEditLog.info(`Loaded ${this.vendors.length} vendors`);
            } catch (err) {
                contentPageEditLog.error('Error loading vendors:', err);
                this.vendors = [];
            } finally {
                this.loadingVendors = false;
            }
        },

        // Load existing page
        async loadPage() {
            this.loading = true;
            this.error = null;

            try {
                contentPageEditLog.info(`Fetching page ${this.pageId}...`);

                const response = await apiClient.get(`/admin/content-pages/${this.pageId}`);

                contentPageEditLog.debug('API Response:', response);

                if (!response) {
                    throw new Error('Invalid API response');
                }

                // Handle response - API returns object directly
                const page = response.data || response;
                this.form = {
                    slug: page.slug || '',
                    title: page.title || '',
                    content: page.content || '',
                    content_format: page.content_format || 'html',
                    template: page.template || 'default',
                    meta_description: page.meta_description || '',
                    meta_keywords: page.meta_keywords || '',
                    is_published: page.is_published || false,
                    show_in_header: page.show_in_header || false,
                    show_in_footer: page.show_in_footer !== undefined ? page.show_in_footer : true,
                    show_in_legal: page.show_in_legal || false,
                    display_order: page.display_order || 0,
                    platform_id: page.platform_id,
                    vendor_id: page.vendor_id
                };

                contentPageEditLog.info('Page loaded successfully');

                // Update computed properties after loading
                this.updateIsHomepage();

                // Re-initialize Quill editor content after page data is loaded
                // (Quill may have initialized before loadPage completed)
                this.syncQuillContent();

            } catch (err) {
                contentPageEditLog.error('Error loading page:', err);
                this.error = err.message || 'Failed to load page';
            } finally {
                this.loading = false;
            }
        },

        // Sync Quill editor content after page data loads
        // Quill may initialize before loadPage completes, leaving editor empty
        syncQuillContent(retries = 5) {
            const quillContainer = document.getElementById('content-editor');

            if (!quillContainer || !quillContainer.__quill) {
                // Quill not ready yet, retry
                if (retries > 0) {
                    setTimeout(() => this.syncQuillContent(retries - 1), 100);
                }
                return;
            }

            const quill = quillContainer.__quill;
            if (this.form.content && quill.root.innerHTML !== this.form.content) {
                quill.root.innerHTML = this.form.content;
                contentPageEditLog.debug('Synced Quill content after page load');
            }
        },

        // ========================================
        // HOMEPAGE SECTIONS METHODS
        // ========================================

        // Load sections for homepage
        async loadSections() {
            if (!this.pageId || this.form.slug !== 'home') {
                contentPageEditLog.debug('Skipping section load - not a homepage');
                return;
            }

            try {
                contentPageEditLog.info('Loading homepage sections...');
                const response = await apiClient.get(`/admin/content-pages/${this.pageId}/sections`);
                const data = response.data || response;

                this.supportedLanguages = data.supported_languages || ['fr', 'de', 'en'];
                this.defaultLanguage = data.default_language || 'fr';
                this.currentLang = this.defaultLanguage;

                if (data.sections) {
                    this.sections = this.mergeWithDefaults(data.sections);
                    contentPageEditLog.info('Sections loaded:', Object.keys(data.sections));
                } else {
                    this.initializeEmptySections();
                    contentPageEditLog.info('No sections found - initialized empty structure');
                }

                this.sectionsLoaded = true;
            } catch (err) {
                contentPageEditLog.error('Error loading sections:', err);
            }
        },

        // Merge loaded sections with default structure
        mergeWithDefaults(loadedSections) {
            const defaults = this.getDefaultSectionStructure();

            // Deep merge each section
            for (const key of ['hero', 'features', 'pricing', 'cta']) {
                if (loadedSections[key]) {
                    defaults[key] = { ...defaults[key], ...loadedSections[key] };
                }
            }

            return defaults;
        },

        // Get default section structure
        getDefaultSectionStructure() {
            const emptyTranslations = () => {
                const t = {};
                this.supportedLanguages.forEach(lang => t[lang] = '');
                return { translations: t };
            };

            return {
                hero: {
                    enabled: true,
                    badge_text: emptyTranslations(),
                    title: emptyTranslations(),
                    subtitle: emptyTranslations(),
                    background_type: 'gradient',
                    buttons: []
                },
                features: {
                    enabled: true,
                    title: emptyTranslations(),
                    subtitle: emptyTranslations(),
                    features: [],
                    layout: 'grid'
                },
                pricing: {
                    enabled: true,
                    title: emptyTranslations(),
                    subtitle: emptyTranslations(),
                    use_subscription_tiers: true
                },
                cta: {
                    enabled: true,
                    title: emptyTranslations(),
                    subtitle: emptyTranslations(),
                    buttons: [],
                    background_type: 'gradient'
                }
            };
        },

        // Initialize empty sections for all languages
        initializeEmptySections() {
            this.sections = this.getDefaultSectionStructure();
        },

        // Add a button to hero or cta section
        addButton(sectionName) {
            const newButton = {
                text: { translations: {} },
                url: '',
                style: 'primary'
            };
            this.supportedLanguages.forEach(lang => {
                newButton.text.translations[lang] = '';
            });
            this.sections[sectionName].buttons.push(newButton);
            contentPageEditLog.debug(`Added button to ${sectionName}`);
        },

        // Remove a button from hero or cta section
        removeButton(sectionName, index) {
            this.sections[sectionName].buttons.splice(index, 1);
            contentPageEditLog.debug(`Removed button ${index} from ${sectionName}`);
        },

        // Add a feature card
        addFeature() {
            const newFeature = {
                icon: '',
                title: { translations: {} },
                description: { translations: {} }
            };
            this.supportedLanguages.forEach(lang => {
                newFeature.title.translations[lang] = '';
                newFeature.description.translations[lang] = '';
            });
            this.sections.features.features.push(newFeature);
            contentPageEditLog.debug('Added feature card');
        },

        // Remove a feature card
        removeFeature(index) {
            this.sections.features.features.splice(index, 1);
            contentPageEditLog.debug(`Removed feature ${index}`);
        },

        // Save sections
        async saveSections() {
            if (!this.pageId || !this.isHomepage) return;

            try {
                contentPageEditLog.info('Saving sections...');
                await apiClient.put(`/admin/content-pages/${this.pageId}/sections`, this.sections);
                contentPageEditLog.info('Sections saved successfully');
            } catch (err) {
                contentPageEditLog.error('Error saving sections:', err);
                throw err;
            }
        },

        // Save page (create or update)
        async savePage() {
            if (this.saving) return;

            this.saving = true;
            this.error = null;
            this.successMessage = null;

            try {
                contentPageEditLog.info(this.pageId ? 'Updating page...' : 'Creating page...');

                const payload = {
                    slug: this.form.slug,
                    title: this.form.title,
                    content: this.form.content,
                    content_format: this.form.content_format,
                    template: this.form.template,
                    meta_description: this.form.meta_description,
                    meta_keywords: this.form.meta_keywords,
                    is_published: this.form.is_published,
                    show_in_header: this.form.show_in_header,
                    show_in_footer: this.form.show_in_footer,
                    show_in_legal: this.form.show_in_legal,
                    display_order: this.form.display_order,
                    platform_id: this.form.platform_id,
                    vendor_id: this.form.vendor_id
                };

                contentPageEditLog.debug('Payload:', payload);

                let response;
                if (this.pageId) {
                    // Update existing page
                    response = await apiClient.put(`/admin/content-pages/${this.pageId}`, payload);

                    // Also save sections if this is a homepage
                    if (this.isHomepage && this.sectionsLoaded) {
                        await this.saveSections();
                    }

                    this.successMessage = 'Page updated successfully!';
                    contentPageEditLog.info('Page updated');
                } else {
                    // Create new page - use vendor or platform endpoint based on selection
                    const endpoint = this.form.vendor_id
                        ? '/admin/content-pages/vendor'
                        : '/admin/content-pages/platform';
                    response = await apiClient.post(endpoint, payload);
                    this.successMessage = 'Page created successfully!';
                    contentPageEditLog.info('Page created', { endpoint, vendor_id: this.form.vendor_id });

                    // Redirect to edit page after creation
                    const pageData = response.data || response;
                    if (pageData && pageData.id) {
                        setTimeout(() => {
                            window.location.href = `/admin/content-pages/${pageData.id}/edit`;
                        }, 1500);
                    }
                }

                // Clear success message after 3 seconds
                setTimeout(() => {
                    this.successMessage = null;
                }, 3000);

            } catch (err) {
                contentPageEditLog.error('Error saving page:', err);
                this.error = err.message || 'Failed to save page';

                // Scroll to top to show error
                window.scrollTo({ top: 0, behavior: 'smooth' });
            } finally {
                this.saving = false;
            }
        }
    };
}