fix: Update version to 1.4.2 and enhance internal link suggestions with brand taxonomy detection

- Implemented Groq_AI_Google_Analytics_Data_Client for fetching GA4 data.
- Created Groq_AI_Google_Search_Console_Client for retrieving Search Console data.
- Added Google OAuth client for authentication with Google APIs.
- Enhanced Groq_AI_Settings_Manager to include Google OAuth settings.
- Introduced term context building methods in Groq_AI_Google_Context_Builder.
- Developed JavaScript functionality for term generation in the admin interface.
- Added methods for generating term prompts and handling responses.
- Improved error handling and response parsing for Google API interactions.

assets/js/term-admin.js

@@ -0,0 +1,102 @@
+(function () {
+	if (!window.GroqAITermGenerator) {
+		return;
+	}
+
+	const form = document.getElementById('groq-ai-term-form');
+	if (!form) {
+		return;
+	}
+
+	const promptField = document.getElementById('groq-ai-term-prompt');
+	const outputField = document.getElementById('groq-ai-term-generated');
+	const rawField = document.getElementById('groq-ai-term-raw');
+	const statusField = document.getElementById('groq-ai-term-status');
+	const applyButton = document.getElementById('groq-ai-term-apply');
+	const includeTopProducts = document.getElementById('groq-ai-term-include-top-products');
+	const topProductsLimit = document.getElementById('groq-ai-term-top-products-limit');
+
+	function setStatus(message, type) {
+		if (!statusField) {
+			return;
+		}
+		statusField.textContent = message || '';
+		statusField.setAttribute('data-status', type || '');
+	}
+
+	function setLoading(isLoading) {
+		form.classList.toggle('is-loading', !!isLoading);
+		const buttons = form.querySelectorAll('button, input[type="submit"]');
+		buttons.forEach((btn) => {
+			btn.disabled = !!isLoading;
+		});
+	}
+
+	function buildPayload(prompt) {
+		const payload = new URLSearchParams();
+		payload.append('action', 'groq_ai_generate_term_text');
+		payload.append('nonce', GroqAITermGenerator.nonce);
+		payload.append('taxonomy', GroqAITermGenerator.taxonomy);
+		payload.append('term_id', GroqAITermGenerator.termId);
+		payload.append('prompt', prompt);
+		payload.append('include_top_products', includeTopProducts && includeTopProducts.checked ? '1' : '0');
+		payload.append('top_products_limit', topProductsLimit ? String(topProductsLimit.value || '') : '10');
+		return payload;
+	}
+
+	if (applyButton) {
+		applyButton.addEventListener('click', () => {
+			const descriptionField = document.getElementById('description');
+			if (!descriptionField || !outputField) {
+				return;
+			}
+			descriptionField.value = outputField.value || '';
+			setStatus('Tekst ingevuld in het beschrijving-veld. Vergeet niet op "Opslaan" te klikken.', 'success');
+		});
+	}
+
+	form.addEventListener('submit', (event) => {
+		event.preventDefault();
+		const prompt = promptField ? (promptField.value || '').trim() : '';
+		if (!prompt) {
+			setStatus('Vul eerst een prompt in.', 'error');
+			return;
+		}
+
+		setLoading(true);
+		setStatus('AI is bezig met schrijven...', 'loading');
+		if (rawField) {
+			rawField.textContent = '';
+		}
+
+		fetch(GroqAITermGenerator.ajaxUrl, {
+			method: 'POST',
+			headers: {
+				'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
+			},
+			body: buildPayload(prompt).toString(),
+		})
+			.then((response) => response.json())
+			.then((json) => {
+				if (!json.success) {
+					const errorMessage = json.data && json.data.message ? json.data.message : 'Onbekende fout';
+					throw new Error(errorMessage);
+				}
+
+				if (outputField) {
+					outputField.value = (json.data && json.data.description ? json.data.description : '').trim();
+				}
+				if (rawField) {
+					rawField.textContent = (json.data && json.data.raw ? String(json.data.raw) : '').trim();
+				}
+
+				setStatus('Tekst gegenereerd. Je kunt hem toepassen en opslaan.', 'success');
+			})
+			.catch((error) => {
+				setStatus(error && error.message ? error.message : 'Er ging iets mis bij het genereren.', 'error');
+			})
+			.finally(() => {
+				setLoading(false);
+			});
+	});
+})();

groq-ai-product-text.php

@@ -2,7 +2,7 @@
 /**
  * Plugin Name: SitiAI Product Teksten
  * Description: Genereer productteksten met diverse AI-aanbieders rechtstreeks vanuit WooCommerce.
- * Version: 1.3.0
+ * Version: 1.4.2
  * Author: SitiAI
  * Text Domain: siti-ai-product-content-generator
  * Domain Path: /languages
@@ -54,6 +54,10 @@ require_once __DIR__ . '/includes/Services/Settings/class-groq-ai-settings-manag
 require_once __DIR__ . '/includes/Services/Prompt/class-groq-ai-prompt-builder.php';
 require_once __DIR__ . '/includes/Services/Conversations/class-groq-ai-conversation-manager.php';
 require_once __DIR__ . '/includes/Services/Logging/class-groq-ai-generation-logger.php';
+require_once __DIR__ . '/includes/Services/Google/class-groq-ai-google-oauth-client.php';
+require_once __DIR__ . '/includes/Services/Google/class-groq-ai-google-search-console-client.php';
+require_once __DIR__ . '/includes/Services/Google/class-groq-ai-google-analytics-data-client.php';
+require_once __DIR__ . '/includes/Services/Google/class-groq-ai-google-context-builder.php';
 require_once __DIR__ . '/includes/Admin/class-groq-ai-settings-page.php';
 require_once __DIR__ . '/includes/Admin/class-groq-ai-logs-table.php';
 require_once __DIR__ . '/includes/Admin/class-groq-ai-product-ui.php';
@@ -108,6 +112,7 @@ final class Groq_AI_Product_Text_Plugin {
 		add_action( 'init', [ $this, 'load_textdomain' ] );
 		add_action( 'plugins_loaded', [ $this, 'maybe_create_logs_table' ] );
 		add_action( 'load-plugins.php', [ $this, 'maybe_deactivate_if_woocommerce_missing' ] );
+		add_filter( 'groq_ai_term_google_context', [ $this, 'inject_google_term_context' ], 10, 3 );
 	}
 
 	public function load_textdomain() {
@@ -179,10 +184,47 @@ final class Groq_AI_Product_Text_Plugin {
 			}
 		);
 
+		$this->container->set(
+			'google_oauth_client',
+			function () {
+				return new Groq_AI_Google_OAuth_Client();
+			}
+		);
+
+		$this->container->set(
+			'gsc_client',
+			function ( Groq_AI_Service_Container $container ) {
+				return new Groq_AI_Google_Search_Console_Client( $container->get( 'google_oauth_client' ) );
+			}
+		);
+
+		$this->container->set(
+			'ga_client',
+			function ( Groq_AI_Service_Container $container ) {
+				return new Groq_AI_Google_Analytics_Data_Client( $container->get( 'google_oauth_client' ) );
+			}
+		);
+
+		$this->container->set(
+			'google_context_builder',
+			function ( Groq_AI_Service_Container $container ) {
+				return new Groq_AI_Google_Context_Builder( $container->get( 'gsc_client' ), $container->get( 'ga_client' ) );
+			}
+		);
+
 		// Instantiate controller immediately so hooks are registered.
 		$this->container->get( 'ajax_controller' );
 	}
 
+	public function inject_google_term_context( $existing, $term, $settings ) {
+		$builder = $this->container->get( 'google_context_builder' );
+		if ( ! $builder ) {
+			return (string) $existing;
+		}
+
+		return $builder->build_term_google_context( $existing, $term, $settings );
+	}
+
 	public function get_option_key() {
 		return self::OPTION_KEY;
 	}

includes/Core/class-groq-ai-ajax-controller.php

@@ -9,6 +9,108 @@ class Groq_AI_Ajax_Controller {
 
 		add_action( 'wp_ajax_groq_ai_generate_text', [ $this, 'handle_generate_text' ] );
 		add_action( 'wp_ajax_groq_ai_refresh_models', [ $this, 'handle_refresh_models' ] );
+		add_action( 'wp_ajax_groq_ai_generate_term_text', [ $this, 'handle_generate_term_text' ] );
+	}
+
+	public function handle_generate_term_text() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			wp_send_json_error( [ 'message' => __( 'Je hebt geen toestemming voor deze actie.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) ], 403 );
+		}
+
+		check_ajax_referer( 'groq_ai_generate_term', 'nonce' );
+
+		$prompt   = isset( $_POST['prompt'] ) ? sanitize_textarea_field( wp_unslash( $_POST['prompt'] ) ) : '';
+		$taxonomy = isset( $_POST['taxonomy'] ) ? sanitize_key( wp_unslash( $_POST['taxonomy'] ) ) : '';
+		$term_id  = isset( $_POST['term_id'] ) ? absint( $_POST['term_id'] ) : 0;
+		$include_top_products = ! empty( $_POST['include_top_products'] );
+		$top_products_limit   = isset( $_POST['top_products_limit'] ) ? absint( $_POST['top_products_limit'] ) : 10;
+		$top_products_limit   = max( 1, min( 25, $top_products_limit ) );
+
+		if ( '' === $prompt || '' === $taxonomy || ! taxonomy_exists( $taxonomy ) || ! $term_id ) {
+			wp_send_json_error( [ 'message' => __( 'Prompt, taxonomy en term_id zijn verplicht.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) ], 400 );
+		}
+
+		$term = get_term( $term_id, $taxonomy );
+		if ( ! $term || is_wp_error( $term ) ) {
+			wp_send_json_error( [ 'message' => __( 'Term niet gevonden.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) ], 404 );
+		}
+
+		$settings         = $this->plugin->get_settings();
+		$provider_manager = $this->plugin->get_provider_manager();
+		$provider_key     = $settings['provider'];
+		$provider         = $provider_manager->get_provider( $provider_key );
+
+		if ( ! $provider ) {
+			$provider     = $provider_manager->get_provider( 'groq' );
+			$provider_key = 'groq';
+		}
+
+		$conversation_id = $this->plugin->get_conversation_manager()->ensure_id( $provider_key, $settings['store_context'] );
+		$prompt_builder  = $this->plugin->get_prompt_builder();
+		$system_prompt   = method_exists( $prompt_builder, 'build_term_system_prompt' )
+			? $prompt_builder->build_term_system_prompt( $settings, $conversation_id, $term )
+			: $prompt_builder->build_system_prompt( $settings, $conversation_id );
+
+		$model = $this->plugin->get_selected_model( $provider, $settings );
+		$context_block = '';
+		if ( method_exists( $prompt_builder, 'build_term_context_block' ) ) {
+			$context_block = $prompt_builder->build_term_context_block(
+				$term,
+				[
+					'include_top_products' => $include_top_products,
+					'top_products_limit' => $top_products_limit,
+				],
+				$settings
+			);
+		}
+		$prompt_with_context = method_exists( $prompt_builder, 'prepend_term_context_to_prompt' )
+			? $prompt_builder->prepend_term_context_to_prompt( $prompt, $context_block )
+			: $prompt_builder->prepend_context_to_prompt( $prompt, $context_block );
+
+		$response_format  = null;
+		$use_response_format = $this->plugin->should_use_response_format( $provider, $settings );
+		if ( $use_response_format && method_exists( $prompt_builder, 'get_term_response_format_definition' ) ) {
+			$response_format = $prompt_builder->get_term_response_format_definition( $settings );
+			$final_prompt    = $prompt_with_context;
+		} elseif ( method_exists( $prompt_builder, 'append_term_response_instructions' ) ) {
+			$final_prompt = $prompt_builder->append_term_response_instructions( $prompt_with_context, $settings );
+		} else {
+			$final_prompt = $prompt_builder->append_response_instructions( $prompt_with_context, $settings );
+		}
+
+		$result = $provider->generate_content(
+			[
+				'prompt'          => $final_prompt,
+				'system_prompt'   => $system_prompt,
+				'model'           => $model,
+				'settings'        => $settings,
+				'temperature'     => 0.7,
+				'conversation_id' => $conversation_id,
+				'response_format' => $response_format,
+			]
+		);
+
+		if ( is_wp_error( $result ) ) {
+			wp_send_json_error( [ 'message' => $result->get_error_message() ], 500 );
+		}
+
+		$response_text = $this->extract_content_text( $result );
+		$parsed = null;
+		if ( method_exists( $prompt_builder, 'parse_term_structured_response' ) ) {
+			$parsed = $prompt_builder->parse_term_structured_response( $response_text, $settings );
+		}
+		if ( ! is_array( $parsed ) ) {
+			$parsed = [
+				'description' => trim( (string) $response_text ),
+			];
+		}
+
+		wp_send_json_success(
+			[
+				'description' => isset( $parsed['description'] ) ? $parsed['description'] : '',
+				'raw' => $response_text,
+			]
+		);
 	}
 
 	public function handle_generate_text() {

includes/Providers/class-groq-ai-abstract-openai-provider.php

@@ -80,11 +80,20 @@ abstract class Groq_AI_Abstract_OpenAI_Provider implements Groq_AI_Provider_Inte
 			],
 		];
 
+		$max_tokens = isset( $args['max_tokens'] ) ? absint( $args['max_tokens'] ) : 0;
+		if ( $max_tokens <= 0 ) {
+			$max_tokens = isset( $settings['max_output_tokens'] ) ? absint( $settings['max_output_tokens'] ) : 0;
+		}
+		if ( $max_tokens <= 0 ) {
+			$max_tokens = 2048;
+		}
+		$max_tokens = max( 128, min( 8192, $max_tokens ) );
+
 		$request_body = [
 			'model'       => $model,
 			'messages'    => $messages,
 			'temperature' => isset( $args['temperature'] ) ? (float) $args['temperature'] : 0.7,
-			'max_tokens'  => 1024,
+			'max_tokens'  => $max_tokens,
 		];
 
 		if ( ! empty( $args['response_format'] ) ) {
@@ -122,6 +131,10 @@ abstract class Groq_AI_Abstract_OpenAI_Provider implements Groq_AI_Provider_Inte
 
 		$content = trim( $body['choices'][0]['message']['content'] );
 		$usage   = isset( $body['usage'] ) && is_array( $body['usage'] ) ? $body['usage'] : [];
+		$finish_reason = isset( $body['choices'][0]['finish_reason'] ) ? sanitize_text_field( (string) $body['choices'][0]['finish_reason'] ) : '';
+		if ( '' !== $finish_reason ) {
+			$usage['finish_reason'] = $finish_reason;
+		}
 
 		return [
 			'content'      => $content,

includes/Providers/class-groq-ai-provider-google.php

@@ -144,6 +144,15 @@ class Groq_AI_Provider_Google implements Groq_AI_Provider_Interface {
 			];
 		}
 
+		$max_tokens = isset( $args['max_tokens'] ) ? absint( $args['max_tokens'] ) : 0;
+		if ( $max_tokens <= 0 ) {
+			$max_tokens = isset( $settings['max_output_tokens'] ) ? absint( $settings['max_output_tokens'] ) : 0;
+		}
+		if ( $max_tokens <= 0 ) {
+			$max_tokens = 2048;
+		}
+		$max_tokens = max( 128, min( 8192, $max_tokens ) );
+
 		$payload = [
 			'contents'         => [
 				[
@@ -153,7 +162,7 @@ class Groq_AI_Provider_Google implements Groq_AI_Provider_Interface {
 			],
 			'generationConfig' => [
 				'temperature'     => isset( $args['temperature'] ) ? (float) $args['temperature'] : 0.7,
-				'maxOutputTokens' => 1024,
+				'maxOutputTokens' => $max_tokens,
 			],
 		];
 
@@ -196,6 +205,10 @@ class Groq_AI_Provider_Google implements Groq_AI_Provider_Interface {
 
 		$content = trim( implode( "\n\n", array_filter( $texts ) ) );
 		$usage   = isset( $body['usageMetadata'] ) && is_array( $body['usageMetadata'] ) ? $body['usageMetadata'] : [];
+		$finish_reason = isset( $body['candidates'][0]['finishReason'] ) ? sanitize_text_field( (string) $body['candidates'][0]['finishReason'] ) : '';
+		if ( '' !== $finish_reason ) {
+			$usage['finish_reason'] = $finish_reason;
+		}
 
 		return [
 			'content'      => $content,

includes/Services/Google/class-groq-ai-google-analytics-data-client.php

@@ -0,0 +1,182 @@
+<?php
+
+class Groq_AI_Google_Analytics_Data_Client {
+	/** @var Groq_AI_Google_OAuth_Client */
+	private $oauth;
+
+	public function __construct( Groq_AI_Google_OAuth_Client $oauth ) {
+		$this->oauth = $oauth;
+	}
+
+	/**
+	 * Simple connectivity check for GA4 Data API.
+	 *
+	 * @param array $settings
+	 * @param string $property_id
+	 * @param string $start_date
+	 * @param string $end_date
+	 * @return array|WP_Error
+	 */
+	public function get_property_sessions_summary( $settings, $property_id, $start_date, $end_date ) {
+		$property_id = trim( (string) $property_id );
+		if ( '' === $property_id ) {
+			return new WP_Error( 'groq_ai_ga_missing', __( 'GA4 property ID ontbreekt.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$token = $this->oauth->get_access_token( $settings );
+		if ( is_wp_error( $token ) ) {
+			return $token;
+		}
+
+		$endpoint = 'https://analyticsdata.googleapis.com/v1beta/properties/' . rawurlencode( $property_id ) . ':runReport';
+		$body = [
+			'dateRanges' => [
+				[
+					'startDate' => $start_date,
+					'endDate' => $end_date,
+				],
+			],
+			'metrics' => [
+				[ 'name' => 'sessions' ],
+				[ 'name' => 'engagedSessions' ],
+			],
+			'limit' => 1,
+		];
+
+		$response = wp_remote_post(
+			$endpoint,
+			[
+				'timeout' => 20,
+				'headers' => [
+					'Authorization' => 'Bearer ' . $token,
+					'Content-Type' => 'application/json',
+				],
+				'body' => wp_json_encode( $body ),
+			]
+		);
+
+		if ( is_wp_error( $response ) ) {
+			return $response;
+		}
+
+		$status_code = wp_remote_retrieve_response_code( $response );
+		$raw_body    = wp_remote_retrieve_body( $response );
+		$data        = json_decode( (string) $raw_body, true );
+
+		if ( 200 !== $status_code || ! is_array( $data ) ) {
+			return new WP_Error( 'groq_ai_ga_error', __( 'GA4 Data API call mislukt.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$rows = isset( $data['rows'] ) && is_array( $data['rows'] ) ? $data['rows'] : [];
+		$sessions = 0;
+		$engaged  = 0;
+		foreach ( $rows as $row ) {
+			$metric_values = isset( $row['metricValues'] ) && is_array( $row['metricValues'] ) ? $row['metricValues'] : [];
+			if ( isset( $metric_values[0]['value'] ) ) {
+				$sessions += absint( $metric_values[0]['value'] );
+			}
+			if ( isset( $metric_values[1]['value'] ) ) {
+				$engaged += absint( $metric_values[1]['value'] );
+			}
+		}
+
+		return [
+			'sessions' => $sessions,
+			'engagedSessions' => $engaged,
+		];
+	}
+
+	/**
+	 * Returns approximate GA4 sessions for a landing page path.
+	 *
+	 * @param array $settings
+	 * @param string $property_id
+	 * @param string $page_path e.g. /product-category/foo/
+	 * @param string $start_date YYYY-MM-DD
+	 * @param string $end_date YYYY-MM-DD
+	 * @return array|WP_Error
+	 */
+	public function get_sessions_for_landing_page_path( $settings, $property_id, $page_path, $start_date, $end_date ) {
+		$property_id = trim( (string) $property_id );
+		$page_path   = trim( (string) $page_path );
+
+		if ( '' === $property_id || '' === $page_path ) {
+			return new WP_Error( 'groq_ai_ga_missing', __( 'GA4 property ID of page path ontbreekt.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$token = $this->oauth->get_access_token( $settings );
+		if ( is_wp_error( $token ) ) {
+			return $token;
+		}
+
+		$endpoint = 'https://analyticsdata.googleapis.com/v1beta/properties/' . rawurlencode( $property_id ) . ':runReport';
+
+		$body = [
+			'dateRanges' => [
+				[
+					'startDate' => $start_date,
+					'endDate' => $end_date,
+				],
+			],
+			'dimensions' => [
+				[ 'name' => 'landingPagePlusQueryString' ],
+			],
+			'metrics' => [
+				[ 'name' => 'sessions' ],
+				[ 'name' => 'engagedSessions' ],
+			],
+			'dimensionFilter' => [
+				'filter' => [
+					'fieldName' => 'landingPagePlusQueryString',
+					'stringFilter' => [
+						'matchType' => 'CONTAINS',
+						'value' => $page_path,
+					],
+				],
+			],
+			'limit' => 5,
+		];
+
+		$response = wp_remote_post(
+			$endpoint,
+			[
+				'timeout' => 20,
+				'headers' => [
+					'Authorization' => 'Bearer ' . $token,
+					'Content-Type' => 'application/json',
+				],
+				'body' => wp_json_encode( $body ),
+			]
+		);
+
+		if ( is_wp_error( $response ) ) {
+			return $response;
+		}
+
+		$status_code = wp_remote_retrieve_response_code( $response );
+		$raw_body    = wp_remote_retrieve_body( $response );
+		$data        = json_decode( (string) $raw_body, true );
+
+		if ( 200 !== $status_code || ! is_array( $data ) ) {
+			return new WP_Error( 'groq_ai_ga_error', __( 'GA4 Data API call mislukt.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$rows = isset( $data['rows'] ) && is_array( $data['rows'] ) ? $data['rows'] : [];
+		$sessions = 0;
+		$engaged  = 0;
+		foreach ( $rows as $row ) {
+			$metric_values = isset( $row['metricValues'] ) && is_array( $row['metricValues'] ) ? $row['metricValues'] : [];
+			if ( isset( $metric_values[0]['value'] ) ) {
+				$sessions += absint( $metric_values[0]['value'] );
+			}
+			if ( isset( $metric_values[1]['value'] ) ) {
+				$engaged += absint( $metric_values[1]['value'] );
+			}
+		}
+
+		return [
+			'sessions' => $sessions,
+			'engagedSessions' => $engaged,
+		];
+	}
+}

includes/Services/Google/class-groq-ai-google-context-builder.php

@@ -0,0 +1,113 @@
+<?php
+
+class Groq_AI_Google_Context_Builder {
+	/** @var Groq_AI_Google_Search_Console_Client */
+	private $gsc;
+
+	/** @var Groq_AI_Google_Analytics_Data_Client */
+	private $ga;
+
+	public function __construct( Groq_AI_Google_Search_Console_Client $gsc, Groq_AI_Google_Analytics_Data_Client $ga ) {
+		$this->gsc = $gsc;
+		$this->ga  = $ga;
+	}
+
+	/**
+	 * @param string $existing
+	 * @param WP_Term $term
+	 * @param array $settings
+	 * @return string
+	 */
+	public function build_term_google_context( $existing, $term, $settings ) {
+		if ( ! $term || ! is_object( $term ) ) {
+			return (string) $existing;
+		}
+
+		$enabled_gsc = ! empty( $settings['google_enable_gsc'] );
+		$enabled_ga  = ! empty( $settings['google_enable_ga'] );
+
+		if ( ! $enabled_gsc && ! $enabled_ga ) {
+			return (string) $existing;
+		}
+
+		$term_id  = isset( $term->term_id ) ? absint( $term->term_id ) : 0;
+		$taxonomy = isset( $term->taxonomy ) ? sanitize_key( (string) $term->taxonomy ) : '';
+
+		$range_days = 28;
+		$end_date   = gmdate( 'Y-m-d' );
+		$start_date = gmdate( 'Y-m-d', time() - ( $range_days * DAY_IN_SECONDS ) );
+
+		$term_link = get_term_link( $term );
+		if ( is_wp_error( $term_link ) ) {
+			$term_link = '';
+		}
+
+		$page_path = '';
+		if ( is_string( $term_link ) && '' !== $term_link ) {
+			$parts = wp_parse_url( $term_link );
+			if ( is_array( $parts ) && isset( $parts['path'] ) ) {
+				$page_path = (string) $parts['path'];
+			}
+		}
+
+		$cache_key = 'groq_ai_google_term_ctx_' . md5( $taxonomy . '|' . $term_id . '|' . $start_date . '|' . $end_date );
+		$cached = get_transient( $cache_key );
+		if ( is_string( $cached ) && '' !== $cached ) {
+			return trim( (string) $existing . "\n\n" . $cached );
+		}
+
+		$lines = [];
+		$lines[] = sprintf(
+			/* translators: %d: days */
+			__( 'Google data (laatste %d dagen):', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+			$range_days
+		);
+
+		if ( $enabled_gsc ) {
+			$site_url = isset( $settings['google_gsc_site_url'] ) ? trim( (string) $settings['google_gsc_site_url'] ) : '';
+			if ( '' !== $site_url && '' !== $term_link ) {
+				$queries = $this->gsc->get_top_queries_for_page( $settings, $site_url, $term_link, $start_date, $end_date, 10 );
+				if ( is_wp_error( $queries ) ) {
+					$lines[] = __( 'Search Console: kon queries niet ophalen.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+				} elseif ( empty( $queries ) ) {
+					$lines[] = __( 'Search Console: geen query data gevonden voor deze pagina.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+				} else {
+					$lines[] = __( 'Search Console top zoekopdrachten (query → clicks/impr):', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+					foreach ( $queries as $row ) {
+						$q = isset( $row['query'] ) ? (string) $row['query'] : '';
+						$c = isset( $row['clicks'] ) ? (float) $row['clicks'] : 0.0;
+						$i = isset( $row['impressions'] ) ? (float) $row['impressions'] : 0.0;
+						if ( '' === $q ) {
+							continue;
+						}
+						$lines[] = sprintf( '- %s → %d/%d', $q, (int) round( $c ), (int) round( $i ) );
+					}
+				}
+			}
+		}
+
+		if ( $enabled_ga ) {
+			$property_id = isset( $settings['google_ga4_property_id'] ) ? trim( (string) $settings['google_ga4_property_id'] ) : '';
+			if ( '' !== $property_id && '' !== $page_path ) {
+				$stats = $this->ga->get_sessions_for_landing_page_path( $settings, $property_id, $page_path, $start_date, $end_date );
+				if ( is_wp_error( $stats ) ) {
+					$lines[] = __( 'Analytics: kon sessies niet ophalen.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+				} else {
+					$sessions = isset( $stats['sessions'] ) ? absint( $stats['sessions'] ) : 0;
+					$engaged  = isset( $stats['engagedSessions'] ) ? absint( $stats['engagedSessions'] ) : 0;
+					$lines[] = sprintf( __( 'Analytics (GA4): sessies ~%1$d, engaged sessies ~%2$d', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $sessions, $engaged );
+				}
+			}
+		}
+
+		// If we only have the header, skip.
+		if ( count( $lines ) <= 1 ) {
+			return (string) $existing;
+		}
+
+		$context = implode( "\n", $lines );
+		set_transient( $cache_key, $context, 15 * MINUTE_IN_SECONDS );
+
+		return trim( (string) $existing . "\n\n" . $context );
+	}
+}

includes/Services/Google/class-groq-ai-google-oauth-client.php

@@ -0,0 +1,101 @@
+<?php
+
+class Groq_AI_Google_OAuth_Client {
+	/**
+	 * @param array $settings
+	 * @return string|WP_Error
+	 */
+	public function get_access_token( $settings ) {
+		$client_id     = isset( $settings['google_oauth_client_id'] ) ? trim( (string) $settings['google_oauth_client_id'] ) : '';
+		$client_secret = isset( $settings['google_oauth_client_secret'] ) ? trim( (string) $settings['google_oauth_client_secret'] ) : '';
+		$refresh_token = isset( $settings['google_oauth_refresh_token'] ) ? trim( (string) $settings['google_oauth_refresh_token'] ) : '';
+
+		if ( '' === $client_id || '' === $client_secret || '' === $refresh_token ) {
+			return new WP_Error( 'groq_ai_google_oauth_missing', __( 'Google OAuth is niet (volledig) geconfigureerd.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$cache_key = 'groq_ai_google_access_token_' . md5( $client_id . '|' . $refresh_token );
+		$cached    = get_transient( $cache_key );
+		if ( is_string( $cached ) && '' !== $cached ) {
+			return $cached;
+		}
+
+		$response = wp_remote_post(
+			'https://oauth2.googleapis.com/token',
+			[
+				'timeout' => 20,
+				'headers' => [
+					'Content-Type' => 'application/x-www-form-urlencoded',
+				],
+				'body' => [
+					'client_id' => $client_id,
+					'client_secret' => $client_secret,
+					'refresh_token' => $refresh_token,
+					'grant_type' => 'refresh_token',
+				],
+			]
+		);
+
+		if ( is_wp_error( $response ) ) {
+			return $response;
+		}
+
+		$status_code = wp_remote_retrieve_response_code( $response );
+		$body        = wp_remote_retrieve_body( $response );
+		$data        = json_decode( (string) $body, true );
+
+		if ( 200 !== $status_code || ! is_array( $data ) ) {
+			return new WP_Error( 'groq_ai_google_oauth_refresh_failed', __( 'Google token refresh mislukt.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$access_token = isset( $data['access_token'] ) ? sanitize_text_field( (string) $data['access_token'] ) : '';
+		$expires_in   = isset( $data['expires_in'] ) ? absint( $data['expires_in'] ) : 0;
+
+		if ( '' === $access_token ) {
+			return new WP_Error( 'groq_ai_google_oauth_refresh_failed', __( 'Geen access token ontvangen van Google.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$ttl = max( 60, $expires_in - 60 );
+		set_transient( $cache_key, $access_token, $ttl );
+
+		return $access_token;
+	}
+
+	/**
+	 * Diagnostics helper: returns scopes for a given access token.
+	 *
+	 * @param string $access_token
+	 * @return array|WP_Error { 'scope' => string, 'expires_in' => int }
+	 */
+	public function get_access_token_info( $access_token ) {
+		$access_token = trim( (string) $access_token );
+		if ( '' === $access_token ) {
+			return new WP_Error( 'groq_ai_google_tokeninfo_missing', __( 'Geen access token om te inspecteren.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$response = wp_remote_get(
+			add_query_arg( [ 'access_token' => $access_token ], 'https://oauth2.googleapis.com/tokeninfo' ),
+			[ 'timeout' => 15 ]
+		);
+
+		if ( is_wp_error( $response ) ) {
+			return $response;
+		}
+
+		$status_code = wp_remote_retrieve_response_code( $response );
+		$body        = wp_remote_retrieve_body( $response );
+		$data        = json_decode( (string) $body, true );
+
+		if ( 200 !== $status_code || ! is_array( $data ) ) {
+			return new WP_Error( 'groq_ai_google_tokeninfo_failed', __( 'Kon tokeninfo niet ophalen.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$scope      = isset( $data['scope'] ) ? trim( (string) $data['scope'] ) : '';
+		$expires_in = isset( $data['expires_in'] ) ? absint( $data['expires_in'] ) : 0;
+
+		return [
+			'scope' => $scope,
+			'expires_in' => $expires_in,
+		];
+	}
+}

includes/Services/Google/class-groq-ai-google-search-console-client.php

@@ -0,0 +1,195 @@
+<?php
+
+class Groq_AI_Google_Search_Console_Client {
+	/** @var Groq_AI_Google_OAuth_Client */
+	private $oauth;
+
+	public function __construct( Groq_AI_Google_OAuth_Client $oauth ) {
+		$this->oauth = $oauth;
+	}
+
+	/**
+	 * @param int $status_code
+	 * @param string $raw_body
+	 * @return WP_Error
+	 */
+	private function build_http_error( $status_code, $raw_body ) {
+		$status_code = absint( $status_code );
+		$raw_body    = (string) $raw_body;
+
+		$message = __( 'Search Console API call mislukt.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+		$details = '';
+
+		$data = json_decode( $raw_body, true );
+		if ( is_array( $data ) ) {
+			// Google APIs often respond with: { error: { code, message, status, details/errors } }
+			$err = isset( $data['error'] ) && is_array( $data['error'] ) ? $data['error'] : [];
+			$google_message = isset( $err['message'] ) ? trim( (string) $err['message'] ) : '';
+			$google_status  = isset( $err['status'] ) ? trim( (string) $err['status'] ) : '';
+			if ( '' !== $google_status || '' !== $google_message ) {
+				$details = trim( $google_status . ( $google_status && $google_message ? ': ' : '' ) . $google_message );
+			}
+		}
+
+		if ( '' !== $details ) {
+			$message = sprintf(
+				/* translators: 1: HTTP status, 2: details */
+				__( 'Search Console API call mislukt (HTTP %1$d): %2$s', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+				$status_code,
+				$details
+			);
+		} else {
+			$message = sprintf(
+				/* translators: %d: HTTP status */
+				__( 'Search Console API call mislukt (HTTP %d).', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+				$status_code
+			);
+		}
+
+		return new WP_Error( 'groq_ai_gsc_error', $message );
+	}
+
+	/**
+	 * @param array $settings
+	 * @return array|WP_Error Array of siteUrl strings.
+	 */
+	public function list_sites( $settings ) {
+		$token = $this->oauth->get_access_token( $settings );
+		if ( is_wp_error( $token ) ) {
+			return $token;
+		}
+
+		$response = wp_remote_get(
+			'https://searchconsole.googleapis.com/webmasters/v3/sites',
+			[
+				'timeout' => 20,
+				'headers' => [
+					'Authorization' => 'Bearer ' . $token,
+					'Accept' => 'application/json',
+				],
+			]
+		);
+
+		if ( is_wp_error( $response ) ) {
+			return $response;
+		}
+
+		$status_code = wp_remote_retrieve_response_code( $response );
+		$raw_body    = wp_remote_retrieve_body( $response );
+		$data        = json_decode( (string) $raw_body, true );
+
+		if ( 200 !== $status_code || ! is_array( $data ) ) {
+			return $this->build_http_error( $status_code, $raw_body );
+		}
+
+		$entries = isset( $data['siteEntry'] ) && is_array( $data['siteEntry'] ) ? $data['siteEntry'] : [];
+		$sites = [];
+		foreach ( $entries as $entry ) {
+			if ( ! is_array( $entry ) ) {
+				continue;
+			}
+			$site_url = isset( $entry['siteUrl'] ) ? trim( (string) $entry['siteUrl'] ) : '';
+			if ( '' !== $site_url ) {
+				$sites[] = $site_url;
+			}
+		}
+
+		$sites = array_values( array_unique( $sites ) );
+		sort( $sites, SORT_NATURAL | SORT_FLAG_CASE );
+
+		return $sites;
+	}
+
+	/**
+	 * @param array $settings
+	 * @param string $site_url
+	 * @param string $page_url
+	 * @param string $start_date YYYY-MM-DD
+	 * @param string $end_date YYYY-MM-DD
+	 * @param int $limit
+	 * @return array|WP_Error
+	 */
+	public function get_top_queries_for_page( $settings, $site_url, $page_url, $start_date, $end_date, $limit = 10 ) {
+		$site_url = trim( (string) $site_url );
+		$page_url = trim( (string) $page_url );
+		$limit    = max( 1, min( 25, absint( $limit ) ) );
+
+		if ( '' === $site_url || '' === $page_url ) {
+			return new WP_Error( 'groq_ai_gsc_missing', __( 'Search Console site URL of pagina URL ontbreekt.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$token = $this->oauth->get_access_token( $settings );
+		if ( is_wp_error( $token ) ) {
+			return $token;
+		}
+
+		$endpoint = 'https://searchconsole.googleapis.com/webmasters/v3/sites/' . rawurlencode( $site_url ) . '/searchAnalytics/query';
+
+		$body = [
+			'startDate' => $start_date,
+			'endDate' => $end_date,
+			'dimensions' => [ 'query' ],
+			'rowLimit' => $limit,
+			'dimensionFilterGroups' => [
+				[
+					'filters' => [
+						[
+							'dimension' => 'page',
+							'operator' => 'equals',
+							'expression' => $page_url,
+						],
+					],
+				],
+			],
+			'aggregationType' => 'auto',
+		];
+
+		$response = wp_remote_post(
+			$endpoint,
+			[
+				'timeout' => 20,
+				'headers' => [
+					'Authorization' => 'Bearer ' . $token,
+					'Content-Type' => 'application/json',
+					'Accept' => 'application/json',
+				],
+				'body' => wp_json_encode( $body ),
+			]
+		);
+
+		if ( is_wp_error( $response ) ) {
+			return $response;
+		}
+
+		$status_code = wp_remote_retrieve_response_code( $response );
+		$raw_body    = wp_remote_retrieve_body( $response );
+		$data        = json_decode( (string) $raw_body, true );
+
+		if ( 200 !== $status_code || ! is_array( $data ) ) {
+			return $this->build_http_error( $status_code, $raw_body );
+		}
+
+		$rows = isset( $data['rows'] ) && is_array( $data['rows'] ) ? $data['rows'] : [];
+		$result = [];
+
+		foreach ( $rows as $row ) {
+			if ( ! is_array( $row ) ) {
+				continue;
+			}
+			$keys = isset( $row['keys'] ) && is_array( $row['keys'] ) ? $row['keys'] : [];
+			$query = isset( $keys[0] ) ? sanitize_text_field( (string) $keys[0] ) : '';
+			if ( '' === $query ) {
+				continue;
+			}
+			$result[] = [
+				'query' => $query,
+				'clicks' => isset( $row['clicks'] ) ? (float) $row['clicks'] : 0.0,
+				'impressions' => isset( $row['impressions'] ) ? (float) $row['impressions'] : 0.0,
+				'ctr' => isset( $row['ctr'] ) ? (float) $row['ctr'] : 0.0,
+				'position' => isset( $row['position'] ) ? (float) $row['position'] : 0.0,
+			];
+		}
+
+		return $result;
+	}
+}

includes/Services/Prompt/class-groq-ai-prompt-builder.php

@@ -29,6 +29,171 @@ class Groq_AI_Prompt_Builder {
 		);
 	}
 
+	public function build_term_system_prompt( $settings, $conversation_id, $term ) {
+		$context          = isset( $settings['store_context'] ) ? trim( $settings['store_context'] ) : '';
+		$term_name        = is_object( $term ) && isset( $term->name ) ? (string) $term->name : '';
+		$base_instruction = __( 'Je bent een copywriter voor een WooCommerce winkel en schrijft SEO-vriendelijke categorie- en merkpagina teksten.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+
+		if ( $context ) {
+			$base_instruction = sprintf(
+				__( 'Je bent een copywriter voor een WooCommerce winkel. Gebruik de volgende winkelcontext indien beschikbaar: %s', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+				$context
+			);
+		}
+
+		if ( '' !== $term_name ) {
+			$base_instruction .= ' ' . sprintf(
+				__( 'Je schrijft nu voor de term: %s.', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+				$term_name
+			);
+		}
+
+		return sprintf(
+			__( 'Conversatie-ID: %1$s. %2$s', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+			$conversation_id,
+			$base_instruction
+		);
+	}
+
+	private function detect_brand_taxonomy() {
+		$candidates = [
+			'product_brand',
+			'pwb-brand',
+			'yith_product_brand',
+			'berocket_brand',
+		];
+
+		if ( taxonomy_exists( 'pa_brand' ) ) {
+			array_unshift( $candidates, 'pa_brand' );
+		}
+
+		$candidates = apply_filters( 'groq_ai_brand_taxonomy_candidates', $candidates );
+		$found = '';
+		foreach ( $candidates as $tax ) {
+			$tax = sanitize_key( (string) $tax );
+			if ( $tax && taxonomy_exists( $tax ) ) {
+				$found = $tax;
+				break;
+			}
+		}
+
+		$found = apply_filters( 'groq_ai_brand_taxonomy', $found );
+		return sanitize_key( (string) $found );
+	}
+
+	private function get_internal_link_suggestions( $taxonomy, $current_term_id, $limit = 10 ) {
+		$taxonomy        = sanitize_key( (string) $taxonomy );
+		$current_term_id = absint( $current_term_id );
+		$limit           = max( 0, min( 50, absint( $limit ) ) );
+		if ( '' === $taxonomy || $limit <= 0 || ! taxonomy_exists( $taxonomy ) ) {
+			return [];
+		}
+
+		$cache_key = 'groq_ai_internal_links_' . $taxonomy;
+		$cached    = get_transient( $cache_key );
+		if ( is_array( $cached ) ) {
+			$all = $cached;
+		} else {
+			$terms = get_terms(
+				[
+					'taxonomy'   => $taxonomy,
+					'hide_empty' => false,
+					'orderby'    => 'name',
+					'order'      => 'ASC',
+					'number'     => 0,
+				]
+			);
+			if ( is_wp_error( $terms ) ) {
+				$terms = [];
+			}
+
+			$all = [];
+			foreach ( (array) $terms as $t ) {
+				if ( ! $t || ! is_object( $t ) || empty( $t->term_id ) ) {
+					continue;
+				}
+				$link = get_term_link( $t );
+				if ( is_wp_error( $link ) || ! is_string( $link ) || '' === $link ) {
+					continue;
+				}
+				$name = isset( $t->name ) ? trim( wp_strip_all_tags( (string) $t->name ) ) : '';
+				if ( '' === $name ) {
+					continue;
+				}
+				$all[] = [
+					'term_id' => absint( $t->term_id ),
+					'name'    => $name,
+					'url'     => esc_url_raw( $link ),
+				];
+			}
+
+			set_transient( $cache_key, $all, HOUR_IN_SECONDS );
+		}
+
+		$suggestions = [];
+		foreach ( $all as $row ) {
+			if ( ! is_array( $row ) ) {
+				continue;
+			}
+			$tid = isset( $row['term_id'] ) ? absint( $row['term_id'] ) : 0;
+			if ( $current_term_id && $tid === $current_term_id ) {
+				continue;
+			}
+			$name = isset( $row['name'] ) ? (string) $row['name'] : '';
+			$url  = isset( $row['url'] ) ? (string) $row['url'] : '';
+			if ( '' === $name || '' === $url ) {
+				continue;
+			}
+			$suggestions[] = [
+				'name' => $name,
+				'url'  => $url,
+			];
+			if ( count( $suggestions ) >= $limit ) {
+				break;
+			}
+		}
+
+		return $suggestions;
+	}
+
+	private function build_internal_links_context( $term ) {
+		if ( ! $term || ! is_object( $term ) ) {
+			return '';
+		}
+		$current_tax = isset( $term->taxonomy ) ? sanitize_key( (string) $term->taxonomy ) : '';
+		$current_id  = isset( $term->term_id ) ? absint( $term->term_id ) : 0;
+
+		$links = [];
+
+		// Categories.
+		if ( taxonomy_exists( 'product_cat' ) ) {
+			$links = array_merge( $links, $this->get_internal_link_suggestions( 'product_cat', 'product_cat' === $current_tax ? $current_id : 0, 10 ) );
+		}
+
+		// Brands.
+		$brand_tax = $this->detect_brand_taxonomy();
+		if ( '' !== $brand_tax ) {
+			$links = array_merge( $links, $this->get_internal_link_suggestions( $brand_tax, $brand_tax === $current_tax ? $current_id : 0, 10 ) );
+		}
+
+		if ( empty( $links ) ) {
+			return '';
+		}
+
+		$lines = [];
+		$lines[] = __( 'Interne links (gebruik 2–5 relevante links in de tekst, als HTML: <a href="URL">Anker</a>):', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+		foreach ( $links as $link ) {
+			$name = isset( $link['name'] ) ? (string) $link['name'] : '';
+			$url  = isset( $link['url'] ) ? (string) $link['url'] : '';
+			if ( '' === $name || '' === $url ) {
+				continue;
+			}
+			$lines[] = sprintf( '- %s → %s', $name, $url );
+		}
+
+		return implode( "\n", $lines );
+	}
+
 	public function append_response_instructions( $prompt, $settings ) {
 		$instructions = (string) ( $this->get_structured_response_instructions( $settings ) ?? '' );
 		$prompt       = trim( (string) $prompt );
@@ -232,6 +397,250 @@ class Groq_AI_Prompt_Builder {
 		return $intro . "\n" . $context . "\n\n" . $prompt;
 	}
 
+	public function build_term_context_block( $term, $options = [], $settings = null ) {
+		if ( ! $term || ! is_object( $term ) ) {
+			return '';
+		}
+
+		$taxonomy = isset( $term->taxonomy ) ? sanitize_key( (string) $term->taxonomy ) : '';
+		$term_id  = isset( $term->term_id ) ? absint( $term->term_id ) : 0;
+		if ( '' === $taxonomy || ! $term_id ) {
+			return '';
+		}
+
+		$include_top_products = ! empty( $options['include_top_products'] );
+		$top_products_limit   = isset( $options['top_products_limit'] ) ? absint( $options['top_products_limit'] ) : 10;
+		$top_products_limit   = max( 1, min( 25, $top_products_limit ) );
+
+		$parts = [];
+		$parts[] = sprintf( __( 'Term: %s', GROQ_AI_PRODUCT_TEXT_DOMAIN ), wp_strip_all_tags( (string) $term->name ) );
+		if ( isset( $term->slug ) && '' !== (string) $term->slug ) {
+			$parts[] = sprintf( __( 'Slug: %s', GROQ_AI_PRODUCT_TEXT_DOMAIN ), sanitize_title( (string) $term->slug ) );
+		}
+		if ( isset( $term->count ) ) {
+			$parts[] = sprintf( __( 'Aantal producten: %s', GROQ_AI_PRODUCT_TEXT_DOMAIN ), (string) absint( $term->count ) );
+		}
+		if ( isset( $term->description ) && '' !== trim( (string) $term->description ) ) {
+			$parts[] = sprintf( __( 'Huidige omschrijving: %s', GROQ_AI_PRODUCT_TEXT_DOMAIN ), wp_strip_all_tags( (string) $term->description ) );
+		}
+
+		if ( $include_top_products ) {
+			$top_products = $this->get_top_products_for_term( $taxonomy, $term_id, $top_products_limit );
+			if ( ! empty( $top_products ) ) {
+				$lines = [];
+				foreach ( $top_products as $product_row ) {
+					$lines[] = sprintf( '- %s', $product_row );
+				}
+				$parts[] = __( 'Top verkochte producten (indicatief):', GROQ_AI_PRODUCT_TEXT_DOMAIN ) . "\n" . implode( "\n", $lines );
+			}
+		}
+
+		$internal_links = $this->build_internal_links_context( $term );
+		$internal_links = trim( (string) $internal_links );
+		if ( '' !== $internal_links ) {
+			$parts[] = $internal_links;
+		}
+
+		$google_context = apply_filters( 'groq_ai_term_google_context', '', $term, $settings );
+		$google_context = trim( (string) $google_context );
+		if ( '' !== $google_context ) {
+			$parts[] = $google_context;
+		}
+
+		return implode( "\n\n", array_filter( $parts ) );
+	}
+
+	public function prepend_term_context_to_prompt( $prompt, $context ) {
+		$context = trim( (string) $context );
+		if ( '' === $context ) {
+			return $prompt;
+		}
+		$intro = __( 'Gebruik de volgende categorie/term-context bij het schrijven:', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+		return $intro . "\n" . $context . "\n\n" . $prompt;
+	}
+
+	public function get_term_response_format_definition( $settings = null ) {
+		$rankmath_enabled = $this->settings_manager->is_module_enabled( 'rankmath', $settings );
+		$keyword_limit    = $this->settings_manager->get_rankmath_focus_keyword_limit( $settings );
+		$title_pixels     = $this->settings_manager->get_rankmath_meta_title_pixel_limit( $settings );
+		$desc_pixels      = $this->settings_manager->get_rankmath_meta_description_pixel_limit( $settings );
+
+		$properties = [
+			'description' => [
+				'type'        => 'string',
+				'description' => __( 'HTML-omschrijving voor de categorie/term met paragrafen en eventueel lijstjes.', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+				'minLength'   => 20,
+			],
+		];
+
+		if ( $rankmath_enabled ) {
+			$properties['meta_title'] = [
+				'type'        => 'string',
+				'description' => sprintf(
+					__( 'SEO-meta title (max. %1$d tekens en %2$d pixels).', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+					60,
+					$title_pixels
+				),
+				'maxLength'   => 120,
+			];
+			$properties['meta_description'] = [
+				'type'        => 'string',
+				'description' => sprintf(
+					__( 'SEO-meta description (max. %1$d tekens en %2$d pixels).', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+					160,
+					$desc_pixels
+				),
+				'maxLength'   => 320,
+			];
+			$properties['focus_keywords'] = [
+				'type'        => 'array',
+				'description' => __( 'Lijst met korte zoekwoorden zonder hashtags of extra tekst.', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+				'maxItems'    => max( 1, $keyword_limit ),
+				'items'       => [
+					'type'      => 'string',
+					'minLength' => 1,
+				],
+			];
+		}
+
+		$schema = [
+			'type'                 => 'object',
+			'properties'           => $properties,
+			'required'             => [ 'description' ],
+			'additionalProperties' => false,
+		];
+
+		return [
+			'type'        => 'json_schema',
+			'json_schema' => [
+				'name'   => 'groq_ai_term_text',
+				'schema' => $schema,
+			],
+		];
+	}
+
+	public function append_term_response_instructions( $prompt, $settings ) {
+		$instructions = (string) ( $this->get_term_structured_response_instructions( $settings ) ?? '' );
+		$prompt       = trim( (string) $prompt );
+		if ( '' === $instructions ) {
+			return $prompt;
+		}
+		if ( false !== strpos( $prompt, $instructions ) ) {
+			return $prompt;
+		}
+		return $prompt . "\n\n" . $instructions;
+	}
+
+	public function parse_term_structured_response( $raw, $settings = null ) {
+		if ( empty( $raw ) ) {
+			return new WP_Error( 'groq_ai_empty_response', __( 'Geen data ontvangen van de AI.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$clean = trim( (string) $raw );
+		if ( preg_match( '/```(?:json)?\s*(.*?)```/is', $clean, $matches ) ) {
+			$clean = trim( $matches[1] );
+		}
+
+		$decoded = json_decode( $clean, true );
+		if ( ! is_array( $decoded ) ) {
+			// Fallback: treat as plain text.
+			return [
+				'description' => trim( (string) $raw ),
+			];
+		}
+
+		$description = isset( $decoded['description'] ) ? trim( (string) $decoded['description'] ) : '';
+		if ( '' === $description ) {
+			return new WP_Error( 'groq_ai_parse_error', __( 'De AI-respons bevatte geen description veld.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+		}
+
+		$result = [
+			'description' => $description,
+		];
+
+		if ( isset( $decoded['meta_title'] ) ) {
+			$result['meta_title'] = $this->truncate_meta_field( (string) $decoded['meta_title'], 60 );
+		}
+		if ( isset( $decoded['meta_description'] ) ) {
+			$result['meta_description'] = $this->truncate_meta_field( (string) $decoded['meta_description'], 160 );
+		}
+		if ( isset( $decoded['focus_keywords'] ) ) {
+			if ( is_array( $decoded['focus_keywords'] ) ) {
+				$keywords = [];
+				foreach ( $decoded['focus_keywords'] as $kw ) {
+					$kw = trim( (string) $kw );
+					if ( '' !== $kw ) {
+						$keywords[] = $kw;
+					}
+				}
+				$keywords = array_values( array_unique( $keywords ) );
+				$result['focus_keywords'] = implode( ', ', $keywords );
+			}
+		}
+
+		return $result;
+	}
+
+	private function get_term_structured_response_instructions( $settings = null ) {
+		$schema_parts = [
+			'"description":"..."',
+		];
+
+		$rankmath_enabled = $this->settings_manager->is_module_enabled( 'rankmath', $settings );
+		if ( $rankmath_enabled ) {
+			$schema_parts[] = '"meta_title":"..."';
+			$schema_parts[] = '"meta_description":"..."';
+			$schema_parts[] = '"focus_keywords":["...","..."]';
+		}
+
+		$json_structure = '{' . implode( ',', $schema_parts ) . '}';
+
+		$instruction = sprintf(
+			__( 'Geef ALLEEN een geldig JSON-object terug met deze structuur: %s. Gebruik dubbele aanhalingstekens, geen Markdown of extra tekst. Gebruik \n voor regeleinden.', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+			$json_structure
+		);
+
+		$instruction .= ' ' . __( 'Zorg dat description geldige HTML bevat (gebruik minimaal <p>-tags en waar relevant lijstjes of benadrukking). Voeg geen extra tekst buiten het JSON-object toe.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+		$instruction .= ' ' . __( 'Als in de context een sectie "Interne links" staat, verwerk dan 2–5 van deze links natuurlijk in de description als HTML-links (<a href="URL">Anker</a>).', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+		return $instruction;
+	}
+
+	private function get_top_products_for_term( $taxonomy, $term_id, $limit = 10 ) {
+		$taxonomy = sanitize_key( (string) $taxonomy );
+		$term_id  = absint( $term_id );
+		$limit    = max( 1, min( 25, absint( $limit ) ) );
+
+		$query = new WP_Query(
+			[
+				'post_type'      => 'product',
+				'post_status'    => 'publish',
+				'posts_per_page' => $limit,
+				'no_found_rows'  => true,
+				'meta_key'       => 'total_sales',
+				'orderby'        => 'meta_value_num',
+				'order'          => 'DESC',
+				'tax_query'      => [
+					[
+						'taxonomy' => $taxonomy,
+						'field'    => 'term_id',
+						'terms'    => [ $term_id ],
+					],
+				],
+			]
+		);
+
+		$rows = [];
+		if ( $query->have_posts() ) {
+			foreach ( $query->posts as $post ) {
+				$title = isset( $post->post_title ) ? wp_strip_all_tags( (string) $post->post_title ) : '';
+				$rows[] = $title;
+			}
+		}
+		wp_reset_postdata();
+
+		return array_values( array_filter( $rows ) );
+	}
+
 	public function get_response_format_definition( $settings = null ) {
 		$rankmath_enabled = $this->settings_manager->is_module_enabled( 'rankmath', $settings );
 		$keyword_limit    = $this->settings_manager->get_rankmath_focus_keyword_limit( $settings );

includes/Services/Settings/class-groq-ai-settings-manager.php

@@ -32,9 +32,19 @@ class Groq_AI_Settings_Manager {
 			'model'          => '',
 			'store_context'  => '',
 			'default_prompt' => '',
+			'max_output_tokens' => 2048,
 			'groq_api_key'   => '',
 			'openai_api_key' => '',
 			'google_api_key' => '',
+			'google_oauth_client_id' => '',
+			'google_oauth_client_secret' => '',
+			'google_oauth_refresh_token' => '',
+			'google_oauth_connected_email' => '',
+			'google_oauth_connected_at' => 0,
+			'google_enable_gsc' => true,
+			'google_enable_ga' => true,
+			'google_gsc_site_url' => '',
+			'google_ga4_property_id' => '',
 			'context_fields' => $this->get_default_context_fields(),
 			'modules'        => $this->get_default_modules_settings(),
 			'image_context_mode' => 'url',
@@ -78,9 +88,19 @@ class Groq_AI_Settings_Manager {
 			'model'          => '',
 			'store_context'  => '',
 			'default_prompt' => '',
+			'max_output_tokens' => 2048,
 			'groq_api_key'   => '',
 			'openai_api_key' => '',
 			'google_api_key' => '',
+			'google_oauth_client_id' => '',
+			'google_oauth_client_secret' => '',
+			'google_oauth_refresh_token' => '',
+			'google_oauth_connected_email' => '',
+			'google_oauth_connected_at' => 0,
+			'google_enable_gsc' => true,
+			'google_enable_ga' => true,
+			'google_gsc_site_url' => '',
+			'google_ga4_property_id' => '',
 			'context_fields' => $this->get_default_context_fields(),
 			'modules'        => $this->get_default_modules_settings(),
 			'image_context_mode' => 'url',
@@ -111,6 +131,10 @@ class Groq_AI_Settings_Manager {
 
 		$image_limit = isset( $input['image_context_limit'] ) ? $this->sanitize_image_context_limit_value( $input['image_context_limit'] ) : $defaults['image_context_limit'];
 
+		$max_output_tokens = isset( $input['max_output_tokens'] ) ? absint( $input['max_output_tokens'] ) : absint( $defaults['max_output_tokens'] );
+		// Keep within sane bounds across providers.
+		$max_output_tokens = max( 128, min( 8192, $max_output_tokens ) );
+
 		$context_fields = $this->normalize_context_fields( $context_posted ? $raw_input['context_fields'] : $defaults['context_fields'] );
 
 		if ( 'none' === $image_mode ) {
@@ -124,9 +148,19 @@ class Groq_AI_Settings_Manager {
 			'model'          => $model,
 			'store_context'  => sanitize_textarea_field( $input['store_context'] ),
 			'default_prompt' => sanitize_textarea_field( $input['default_prompt'] ),
+			'max_output_tokens' => $max_output_tokens,
 			'groq_api_key'   => sanitize_text_field( $input['groq_api_key'] ),
 			'openai_api_key' => sanitize_text_field( $input['openai_api_key'] ),
 			'google_api_key' => sanitize_text_field( $input['google_api_key'] ),
+			'google_oauth_client_id' => sanitize_text_field( $input['google_oauth_client_id'] ),
+			'google_oauth_client_secret' => sanitize_text_field( $input['google_oauth_client_secret'] ),
+			'google_oauth_refresh_token' => sanitize_text_field( $input['google_oauth_refresh_token'] ),
+			'google_oauth_connected_email' => sanitize_text_field( $input['google_oauth_connected_email'] ),
+			'google_oauth_connected_at' => absint( $input['google_oauth_connected_at'] ),
+			'google_enable_gsc' => ! empty( $raw_input['google_enable_gsc'] ),
+			'google_enable_ga' => ! empty( $raw_input['google_enable_ga'] ),
+			'google_gsc_site_url' => esc_url_raw( (string) $input['google_gsc_site_url'] ),
+			'google_ga4_property_id' => sanitize_text_field( (string) $input['google_ga4_property_id'] ),
 			'response_format_compat' => ! empty( $raw_input['response_format_compat'] ),
 			'image_context_mode' => $image_mode,
 			'image_context_limit' => $image_limit,