/**
 * Schema Form Validation Utilities
 * 
 * Provides validation functions for schema form data before schema generation.
 * This is separate from schema markup validation which happens after generation.
 * 
 * @since 1.0.0
 */

import { __ } from '@wordpress/i18n';

/**
 * Validate section data against schema standards
 */
export const validateSectionData = async (section, data) => {
    const validation = {
        section,
        isValid: true,
        hasErrors: false,
        hasWarnings: false,
        errors: [],
        warnings: [],
        suggestions: [],
        fieldValidation: {},
        validationSummary: {
            validatedFields: 0,
            totalFields: 0,
            completionPercentage: 0
        }
    };

    switch (section) {
        case 'organization':
            validateOrganizationSchema(data, validation);
            break;
        case 'website':
            validateWebsiteSchema(data, validation);
            break;
        case 'person':
            validatePersonSchema(data, validation);
            break;
        case 'local-business':
            // LocalBusiness validation is now handled by source tabs (Business Info, Organization)
            // This tab is purely informational and doesn't need form validation
            validation.suggestions.push(__('LocalBusiness schema data is validated in the source tabs: Business Info and Organization.', 'thinkrank'));
            validation.validationSummary.validatedFields = 0;
            validation.validationSummary.totalFields = 0;
            validation.validationSummary.completionPercentage = 0;
            break;
        case 'schema-types':
            validateSchemaTypesConfiguration(data, validation);
            break;
    }

    // Set overall validation status
    validation.isValid = !validation.hasErrors;
    
    // Calculate completion percentage
    if (validation.validationSummary.totalFields > 0) {
        validation.validationSummary.completionPercentage = Math.round(
            (validation.validationSummary.validatedFields / validation.validationSummary.totalFields) * 100
        );
    }

    return validation;
};

/**
 * Validate organization schema section
 */
const validateOrganizationSchema = (data, validation) => {
    let validatedFields = 0;
    let totalFields = 12; // organization_name, organization_url, organization_description, organization_logo, organization_type, 5 social fields, 3 contact fields (removed organization_email and organization_address)

    // Required fields for organization schema
    if (!data.organization_name?.trim()) {
        validation.errors.push(__('Organization name is required for organization schema.', 'thinkrank'));
        validation.hasErrors = true;
        validation.fieldValidation.organization_name = 'error';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Organization name is properly configured.', 'thinkrank'));
    }

    if (!data.organization_url?.trim()) {
        validation.errors.push(__('Organization URL is required for organization schema.', 'thinkrank'));
        validation.hasErrors = true;
        validation.fieldValidation.organization_url = 'error';
    } else if (!isValidUrl(data.organization_url)) {
        validation.errors.push(__('Organization URL must be a valid URL format.', 'thinkrank'));
        validation.hasErrors = true;
        validation.fieldValidation.organization_url = 'error';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Organization URL is valid and properly formatted.', 'thinkrank'));
    }

    if (!data.organization_description?.trim()) {
        validation.warnings.push(__('Organization description is recommended for better SEO.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.organization_description = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Organization description is provided for better SEO.', 'thinkrank'));
    }

    if (!data.organization_logo?.trim()) {
        validation.warnings.push(__('Organization logo is recommended for rich snippets.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.organization_logo = 'warning';
    } else if (!isValidUrl(data.organization_logo)) {
        validation.errors.push(__('Organization logo must be a valid URL format.', 'thinkrank'));
        validation.hasErrors = true;
        validation.fieldValidation.organization_logo = 'error';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Organization logo is configured for rich snippets.', 'thinkrank'));
    }

    // Organization email is now managed in Business Info tab
    validation.suggestions.push(__('ℹ Business contact information (email, phone, address) is now managed in Site Identity > Business Info tab for consistency across all local SEO features.', 'thinkrank'));

    if (!data.organization_type?.trim()) {
        validation.warnings.push(__('Organization type helps search engines understand your business.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.organization_type = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Organization type is properly configured.', 'thinkrank'));
    }

    // Check for sameAs (social media profiles) - this is what's missing in deployment
    const socialFields = [
        { key: 'organization_social_facebook', name: 'Facebook' },
        { key: 'organization_social_twitter', name: 'Twitter' },
        { key: 'organization_social_linkedin', name: 'LinkedIn' },
        { key: 'organization_social_instagram', name: 'Instagram' },
        { key: 'organization_social_youtube', name: 'YouTube' }
    ];

    let hasSocialProfiles = false;
    socialFields.forEach(field => {
        if (data[field.key]?.trim()) {
            if (!isValidUrl(data[field.key])) {
                validation.errors.push(__(`${field.name} URL must be a valid URL format.`, 'thinkrank'));
                validation.hasErrors = true;
                validation.fieldValidation[field.key] = 'error';
            } else {
                validatedFields++;
                hasSocialProfiles = true;
                validation.suggestions.push(__(`✓ ${field.name} social profile is configured.`, 'thinkrank'));
            }
        }
    });

    if (!hasSocialProfiles) {
        validation.suggestions.push(__('ℹ Social media profiles are managed in Site Identity > Social Media for consistency across all schema types.', 'thinkrank'));
    }

    // Contact information is now managed in Business Info tab
    // Note: Contact data comes from Site Identity > Business Info, not organization form fields
    validation.suggestions.push(__('ℹ Contact information (phone, email, type) is managed in Site Identity > Business Info for consistency across all local SEO features.', 'thinkrank'));

    validation.validationSummary.validatedFields = validatedFields;
    validation.validationSummary.totalFields = totalFields;
};

/**
 * Validate website schema section
 */
const validateWebsiteSchema = (data, validation) => {
    let validatedFields = 0;
    let totalFields = 4; // website_name, website_url, website_description, search config (logo managed elsewhere)

    // Website name validation (optional with fallback)
    if (!data.website_name?.trim()) {
        validation.suggestions.push(__('✓ Website name will use site title as fallback.', 'thinkrank'));
        validatedFields++; // This is acceptable as we have a fallback
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Website name is properly configured.', 'thinkrank'));
    }

    // Website URL validation (optional with fallback)
    if (!data.website_url?.trim()) {
        validation.suggestions.push(__('✓ Website URL will use home URL as fallback.', 'thinkrank'));
        validatedFields++; // This is acceptable as we have a fallback
    } else if (!isValidUrl(data.website_url)) {
        validation.errors.push(__('Website URL format is invalid. Please enter a valid URL.', 'thinkrank'));
        validation.hasErrors = true;
        validation.fieldValidation.website_url = 'error';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Website URL is valid and properly formatted.', 'thinkrank'));
    }

    // Website description validation (optional with fallback)
    if (!data.website_description?.trim()) {
        validation.suggestions.push(__('✓ Website description will use site tagline as fallback.', 'thinkrank'));
        validatedFields++; // This is acceptable as we have a fallback
    } else {
        if (data.website_description.length > 160) {
            validation.warnings.push(__('Website description is longer than 160 characters and may be truncated.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.website_description = 'warning';
        }
        validatedFields++;
        validation.suggestions.push(__('✓ Website description is provided for better SEO.', 'thinkrank'));
    }

    // Search configuration validation
    if (data.website_enable_search !== false) {
        if (data.website_search_url && data.website_search_url.trim()) {
            if (!data.website_search_url.includes('{search_term_string}')) {
                validation.warnings.push(__('Custom search URL should include {search_term_string} placeholder.', 'thinkrank'));
                validation.hasWarnings = true;
                validation.fieldValidation.website_search_url = 'warning';
            } else {
                validation.suggestions.push(__('✓ Custom search URL is properly configured.', 'thinkrank'));
            }
        } else {
            validation.suggestions.push(__('✓ Search functionality will use default WordPress search.', 'thinkrank'));
        }
        validatedFields++;
    } else {
        validation.warnings.push(__('Sitelinks search box is disabled. Consider enabling for better user experience.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.website_enable_search = 'warning';
    }

    // Logo is managed in Site Identity tab - not validated here

    validation.validationSummary.validatedFields = validatedFields;
    validation.validationSummary.totalFields = totalFields;
};

/**
 * Validate person schema section
 */
const validatePersonSchema = (data, validation) => {
    let validatedFields = 0;
    let totalFields = 11; // person_name, person_image, person_job_title, person_nationality, person_biography, person_url, person_email, person_telephone, person_birth_date, person_address, person_works_for

    // Required fields for person schema
    if (!data.person_name?.trim()) {
        validation.errors.push(__('Person name is required for person schema.', 'thinkrank'));
        validation.hasErrors = true;
        validation.fieldValidation.person_name = 'error';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Person name is properly configured.', 'thinkrank'));
    }

    // Profile image validation (recommended)
    if (!data.person_image?.trim()) {
        validation.warnings.push(__('Profile image is recommended for better person schema visibility.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.person_image = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Profile image is configured.', 'thinkrank'));
    }

    // Job title validation (recommended)
    if (!data.person_job_title?.trim()) {
        validation.warnings.push(__('Job title is recommended for professional person schema.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.person_job_title = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Job title is properly configured.', 'thinkrank'));
    }

    // Nationality validation (optional)
    if (data.person_nationality?.trim()) {
        validatedFields++;
        validation.suggestions.push(__('✓ Nationality information is included.', 'thinkrank'));
    }

    // Biography validation (recommended)
    if (!data.person_biography?.trim()) {
        validation.warnings.push(__('Biography is recommended for comprehensive person schema.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.person_biography = 'warning';
    } else if (data.person_biography.trim().length < 50) {
        validation.warnings.push(__('Biography is quite short. Consider adding more details for better SEO.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.person_biography = 'warning';
        validatedFields++;
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Biography is comprehensive and well-detailed.', 'thinkrank'));
    }

    // Website URL validation (optional)
    if (data.person_url?.trim()) {
        if (!isValidUrl(data.person_url)) {
            validation.errors.push(__('Person website URL must be a valid URL format.', 'thinkrank'));
            validation.hasErrors = true;
            validation.fieldValidation.person_url = 'error';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Person website URL is valid and properly formatted.', 'thinkrank'));
        }
    }

    // Email validation (optional)
    if (data.person_email?.trim()) {
        if (!isValidEmail(data.person_email)) {
            validation.errors.push(__('Person email must be a valid email format.', 'thinkrank'));
            validation.hasErrors = true;
            validation.fieldValidation.person_email = 'error';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Person email is valid and properly formatted.', 'thinkrank'));
        }
    }

    // Phone validation (optional)
    if (data.person_telephone?.trim()) {
        validatedFields++;
        validation.suggestions.push(__('✓ Phone number is included.', 'thinkrank'));
    }

    // Birth date validation (optional)
    if (data.person_birth_date?.trim()) {
        validatedFields++;
        validation.suggestions.push(__('✓ Birth date information is included.', 'thinkrank'));
    }

    // Address validation (optional)
    if (data.person_address?.trim()) {
        validatedFields++;
        validation.suggestions.push(__('✓ Address information is included.', 'thinkrank'));
    }

    // Works for validation (optional)
    if (data.person_works_for?.trim()) {
        validatedFields++;
        validation.suggestions.push(__('✓ Organization affiliation is included.', 'thinkrank'));
    }

    validation.validationSummary.validatedFields = validatedFields;
    validation.validationSummary.totalFields = totalFields;
};

/**
 * Validate schema configuration settings
 */
const validateSchemaConfigurationSettings = (data, validation) => {
    let validatedFields = 0;
    let totalFields = 6; // Schema configuration settings

    // Check if schema types are enabled
    const enabledSchemaTypes = data.enabled_schema_types || [];

    if (enabledSchemaTypes.length === 0) {
        validation.warnings.push(__('No schema types are enabled. Enable at least one schema type for better SEO.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.enabled_schema_types = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__(`✓ ${enabledSchemaTypes.length} schema type(s) enabled: ${enabledSchemaTypes.join(', ')}.`, 'thinkrank'));
    }

    // Check validation level
    if (!data.validation_level?.trim()) {
        validation.warnings.push(__('Validation level should be set for proper schema validation.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.validation_level = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__(`✓ Validation level set to ${data.validation_level}.`, 'thinkrank'));
    }

    // Check if auto-generation is enabled
    if (data.auto_generate_schema === false) {
        validation.warnings.push(__('Auto-generate schema is disabled. Enable for automatic schema generation.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.auto_generate_schema = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Auto-generate schema is enabled.', 'thinkrank'));
    }

    // Check if rich snippets optimization is enabled
    if (data.rich_snippets_optimization === false) {
        validation.warnings.push(__('Rich snippets optimization is disabled. Enable for better search results.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.rich_snippets_optimization = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Rich snippets optimization is enabled.', 'thinkrank'));
    }

    // Check cache duration
    if (!data.cache_duration || data.cache_duration < 300) {
        validation.warnings.push(__('Cache duration should be at least 300 seconds for optimal performance.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.cache_duration = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__(`✓ Cache duration set to ${data.cache_duration} seconds.`, 'thinkrank'));
    }

    // Check if knowledge graph is enabled
    if (data.knowledge_graph === false) {
        validation.warnings.push(__('Knowledge graph is disabled. Enable for better search engine understanding.', 'thinkrank'));
        validation.hasWarnings = true;
        validation.fieldValidation.knowledge_graph = 'warning';
    } else {
        validatedFields++;
        validation.suggestions.push(__('✓ Knowledge graph is enabled.', 'thinkrank'));
    }

    validation.validationSummary.validatedFields = validatedFields;
    validation.validationSummary.totalFields = totalFields;
};



/**
 * Validation helper functions
 */
const isValidUrl = (url) => {
    try {
        new URL(url);
        return true;
    } catch {
        return false;
    }
};

const isValidEmail = (email) => {
    const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
    return emailRegex.test(email);
};

const isValidLatitude = (lat) => {
    const num = parseFloat(lat);
    return !isNaN(num) && num >= -90 && num <= 90;
};

const isValidLongitude = (lng) => {
    const num = parseFloat(lng);
    return !isNaN(num) && num >= -180 && num <= 180;
};

/**
 * Validate schema types configuration section
 */
const validateSchemaTypesConfiguration = (data, validation) => {
    let validatedFields = 0;
    let totalFields = 0;

    // Get enabled schema types
    const enabledTypes = data.enabled_schema_types || [];

    // Validate Product schema configuration
    if (enabledTypes.includes('Product')) {
        totalFields += 7; // product_name, product_price, product_currency, product_brand, product_sku, product_availability, product_description

        if (!data.product_name?.trim()) {
            validation.warnings.push(__('Product name is recommended for Product schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.product_name = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Product name is configured.', 'thinkrank'));
        }

        if (!data.product_description?.trim()) {
            validation.warnings.push(__('Product description is recommended for Product schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.product_description = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Product description is configured.', 'thinkrank'));
        }

        if (data.product_price?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Product price is configured.', 'thinkrank'));
        }

        if (data.product_brand?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Product brand is configured.', 'thinkrank'));
        }

        if (data.product_sku?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Product SKU is configured.', 'thinkrank'));
        }

        if (data.product_currency?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Product currency is configured.', 'thinkrank'));
        }

        if (data.product_availability?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Product availability is configured.', 'thinkrank'));
        }
    }

    // Validate Event schema configuration
    if (enabledTypes.includes('Event')) {
        totalFields += 12; // event_name, event_type, event_start_date, event_end_date, event_status, event_location, event_attendance_mode, event_organizer, event_performer, event_image, event_price, event_description

        if (!data.event_name?.trim()) {
            validation.warnings.push(__('Event name is recommended for Event schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.event_name = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Event name is configured.', 'thinkrank'));
        }

        if (!data.event_start_date?.trim()) {
            validation.warnings.push(__('Event start date is recommended for Event schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.event_start_date = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Event start date is configured.', 'thinkrank'));
        }

        if (data.event_location?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event location is configured.', 'thinkrank'));
        }

        if (data.event_organizer?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event organizer is configured.', 'thinkrank'));
        }

        if (data.event_performer?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event performer is configured.', 'thinkrank'));
        }

        if (data.event_image?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event image is configured.', 'thinkrank'));
        }

        if (data.event_price?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event pricing is configured.', 'thinkrank'));
        }

        if (data.event_description?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event description is configured.', 'thinkrank'));
        }

        if (data.event_type?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event type is configured.', 'thinkrank'));
        }

        if (data.event_end_date?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event end date is configured.', 'thinkrank'));
        }

        if (data.event_status?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event status is configured.', 'thinkrank'));
        }

        if (data.event_attendance_mode?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Event attendance mode is configured.', 'thinkrank'));
        }
    }

    // Validate Article schema configuration
    if (enabledTypes.includes('Article')) {
        totalFields += 9; // article_headline, article_type, article_author, article_publisher, article_date_published, article_date_modified, article_section, article_keywords, article_summary

        if (!data.article_headline?.trim()) {
            validation.warnings.push(__('Article headline is recommended for Article schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.article_headline = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Article headline is configured.', 'thinkrank'));
        }

        if (!data.article_author?.trim()) {
            validation.warnings.push(__('Article author is recommended for Article schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.article_author = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Article author is configured.', 'thinkrank'));
        }

        if (data.article_summary?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Article summary is configured.', 'thinkrank'));
        }

        if (data.article_publisher?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Article publisher is configured.', 'thinkrank'));
        }

        if (data.article_date_published?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Article publication date is configured.', 'thinkrank'));
        }

        if (data.article_date_modified?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Article modification date is configured.', 'thinkrank'));
        }

        if (data.article_section?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Article section is configured.', 'thinkrank'));
        }

        if (data.article_keywords?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Article keywords are configured.', 'thinkrank'));
        }

        if (data.article_type?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Article type is configured.', 'thinkrank'));
        }
    }

    // Validate SoftwareApplication schema configuration
    if (enabledTypes.includes('SoftwareApplication')) {
        totalFields += 12; // software_name, software_alternate_name, software_version, software_url, software_creator, software_description, software_operating_systems, software_category, software_features, software_price, software_currency, software_availability

        if (!data.software_name?.trim()) {
            validation.warnings.push(__('Software name is recommended for SoftwareApplication schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.software_name = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Software name is configured.', 'thinkrank'));
        }

        if (!data.software_description?.trim()) {
            validation.warnings.push(__('Software description is recommended for SoftwareApplication schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.software_description = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ Software description is configured.', 'thinkrank'));
        }

        if (data.software_alternate_name?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Software tagline/alternate name is configured.', 'thinkrank'));
        }

        if (data.software_version?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Software version is configured.', 'thinkrank'));
        }

        if (data.software_url?.trim()) {
            if (!isValidUrl(data.software_url)) {
                validation.errors.push(__('Software URL must be a valid URL format.', 'thinkrank'));
                validation.hasErrors = true;
                validation.fieldValidation.software_url = 'error';
            } else {
                validatedFields++;
                validation.suggestions.push(__('✓ Software URL is configured.', 'thinkrank'));
            }
        }

        if (data.software_creator?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Software creator is configured.', 'thinkrank'));
        }

        if (data.software_operating_systems && data.software_operating_systems.length > 0) {
            validatedFields++;
            validation.suggestions.push(__(`✓ Operating systems configured (${data.software_operating_systems.length} systems).`, 'thinkrank'));
        }

        if (data.software_category?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Software category is configured.', 'thinkrank'));
        }

        if (data.software_features && data.software_features.length > 0) {
            validatedFields++;
            validation.suggestions.push(__(`✓ Software features configured (${data.software_features.length} features).`, 'thinkrank'));
        }

        if (data.software_price?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Software price is configured.', 'thinkrank'));
        }

        if (data.software_currency?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Software currency is configured.', 'thinkrank'));
        }

        if (data.software_availability?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ Software availability is configured.', 'thinkrank'));
        }
    }

    // Validate HowTo schema configuration
    if (enabledTypes.includes('HowTo')) {
        totalFields += 9; // howto_name, howto_description, howto_total_time, howto_prep_time, howto_difficulty, howto_estimated_cost, howto_supply, howto_url, howto_yield

        if (!data.howto_name?.trim()) {
            validation.warnings.push(__('HowTo title is recommended for HowTo schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.howto_name = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ HowTo title is configured.', 'thinkrank'));
        }

        if (!data.howto_description?.trim()) {
            validation.warnings.push(__('HowTo description is recommended for HowTo schema.', 'thinkrank'));
            validation.hasWarnings = true;
            validation.fieldValidation.howto_description = 'warning';
        } else {
            validatedFields++;
            validation.suggestions.push(__('✓ HowTo description is configured.', 'thinkrank'));
        }

        if (data.howto_total_time?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ HowTo total time is configured.', 'thinkrank'));
        }

        if (data.howto_prep_time?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ HowTo prep time is configured.', 'thinkrank'));
        }

        if (data.howto_difficulty?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ HowTo difficulty is configured.', 'thinkrank'));
        }

        if (data.howto_estimated_cost?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ HowTo estimated cost is configured.', 'thinkrank'));
        }

        if (data.howto_supply && data.howto_supply.length > 0) {
            validatedFields++;
            validation.suggestions.push(__(`✓ HowTo tools/materials configured (${data.howto_supply.length} items).`, 'thinkrank'));
        }

        if (data.howto_url?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ HowTo URL is configured.', 'thinkrank'));
        }

        if (data.howto_yield?.trim()) {
            validatedFields++;
            validation.suggestions.push(__('✓ HowTo yield/result is configured.', 'thinkrank'));
        }
    }

    // Set validation summary
    validation.validationSummary.validatedFields = validatedFields;
    validation.validationSummary.totalFields = totalFields;
    validation.validationSummary.completionPercentage = totalFields > 0 ? Math.round((validatedFields / totalFields) * 100) : 100;

    // Overall validation status
    validation.isValid = !validation.hasErrors;
};

/**
 * Main validation function
 */
export const validateSchemaData = (data) => {
    const validation = {
        hasErrors: false,
        hasWarnings: false,
        errors: [],
        warnings: [],
        suggestions: [],
        fieldValidation: {},
        validationSummary: {
            validatedFields: 0,
            totalFields: 0
        }
    };

    // Validate each schema section that has actual form fields
    validateOrganizationSchema(data, validation);
    validateWebsiteSchema(data, validation);
    validatePersonSchema(data, validation);
    // validateLocalBusinessSchema(data, validation); // Removed - LocalBusiness is now informational only
    validateSchemaConfigurationSettings(data, validation);

    // Add note about deployment requirements
    if (data.enabled_schema_types && data.enabled_schema_types.length > 0) {
        const enabledTypes = data.enabled_schema_types;
        const missingFormTypes = [];

        if (enabledTypes.includes('SoftwareApplication')) {
            missingFormTypes.push('SoftwareApplication');
        }
        if (enabledTypes.includes('BreadcrumbList')) {
            missingFormTypes.push('BreadcrumbList');
        }

        if (missingFormTypes.length > 0) {
            validation.warnings.push(__(`Note: ${missingFormTypes.join(', ')} schema types are enabled but don't have dedicated form fields. These will be auto-generated from site content during deployment.`, 'thinkrank'));
            validation.hasWarnings = true;
        }
    }

    return validation;
};