Refactor code structure for improved readability and maintainability

includes/Admin/class-groq-ai-logs-table.php

@@ -136,28 +136,15 @@ class Groq_AI_Logs_Table extends WP_List_Table {
 
 	protected function column_created_at( $item ) {
 		$date = esc_html( mysql2date( get_option( 'date_format' ) . ' ' . get_option( 'time_format' ), $item['created_at'] ) );
-		$usage = $this->get_usage_meta( $item );
-		$payload = [
-			'created_at'        => $item['created_at'],
-			'user'              => $this->column_default( $item, 'user_id' ),
-			'post_title'        => $item['post_title'],
-			'provider'          => $item['provider'],
-			'model'             => $item['model'],
-			'status'            => $item['status'],
-			'tokens_prompt'     => isset( $item['tokens_prompt'] ) ? (int) $item['tokens_prompt'] : null,
-			'tokens_completion' => isset( $item['tokens_completion'] ) ? (int) $item['tokens_completion'] : null,
-			'tokens_total'      => isset( $item['tokens_total'] ) ? (int) $item['tokens_total'] : null,
-			'prompt'            => $item['prompt'],
-			'response'          => $item['response'],
-			'error_message'     => $item['error_message'],
-			'image_context'     => isset( $usage['image_context'] ) ? $usage['image_context'] : null,
-		];
-		$encoded = esc_attr( wp_json_encode( $payload ) );
-		return sprintf(
-			'<a href="#" class="groq-ai-log-row" data-groq-log="%s">%s</a>',
-			$encoded,
-			$date
+		$url  = add_query_arg(
+			[
+				'page'   => 'groq-ai-product-text-log',
+				'log_id' => isset( $item['id'] ) ? (int) $item['id'] : 0,
+			],
+			admin_url( 'options-general.php' )
 		);
+
+		return sprintf( '<a href="%s">%s</a>', esc_url( $url ), $date );
 	}
 
 	private function get_usage_meta( $item ) {

includes/Admin/class-groq-ai-settings-page.php

@@ -84,6 +84,311 @@ class Groq_AI_Product_Text_Settings_Page {
 			[ $this, 'render_prompt_settings_page' ]
 		);
 
+		add_submenu_page(
+			'options-general.php',
+			__( 'Siti AI Log detail', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+			__( 'Siti AI Log detail', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+			'manage_options',
+			'groq-ai-product-text-log',
+			[ $this, 'render_log_detail_page' ]
+		);
+
+	}
+	private function get_page_url( $slug = 'groq-ai-product-text', $args = [] ) {
+		$slug = sanitize_key( (string) $slug );
+		$url  = add_query_arg(
+			[
+				'page' => $slug,
+			],
+			admin_url( 'options-general.php' )
+		);
+
+		if ( ! empty( $args ) ) {
+			$url = add_query_arg( $args, $url );
+		}
+
+		return $url;
+	}
+
+	private function get_request_redirect_url( $field, $page_slug = 'groq-ai-product-text' ) {
+		$default = $this->get_page_url( $page_slug );
+		$value   = isset( $_REQUEST[ $field ] ) ? wp_unslash( $_REQUEST[ $field ] ) : '';
+
+		if ( '' === $value ) {
+			return $default;
+		}
+
+		return wp_validate_redirect( $value, $default );
+	}
+
+	private function parse_oauth_state( $value ) {
+		$value = (string) $value;
+		if ( '' === $value ) {
+			return [];
+		}
+
+		$decoded = base64_decode( $value, true );
+		if ( ! is_string( $decoded ) || '' === $decoded ) {
+			return [];
+		}
+
+		$data = json_decode( $decoded, true );
+
+		return is_array( $data ) ? $data : [];
+	}
+
+	private function redirect_with_google_notice( $type, $message = '', $redirect = null, $status = 'success' ) {
+		$redirect = $redirect ? $redirect : $this->get_page_url();
+		$args     = [
+			'groq_ai_google_notice'        => sanitize_key( (string) $type ),
+			'groq_ai_google_notice_status' => sanitize_key( (string) $status ),
+		];
+		if ( '' !== $message ) {
+			$args['groq_ai_google_notice_message'] = rawurlencode( (string) $message );
+		}
+
+		wp_safe_redirect( add_query_arg( $args, $redirect ) );
+		exit;
+	}
+
+	private function redirect_with_term_notice( $taxonomy, $term_id, $type, $message = '', $status = 'success' ) {
+		$url = ( $taxonomy && $term_id ) ? $this->get_term_page_url( $taxonomy, $term_id ) : $this->get_page_url( 'groq-ai-product-text-categories' );
+
+		$args = [
+			'groq_ai_term_notice' => sanitize_key( (string) $type ),
+			'groq_ai_term_status' => sanitize_key( (string) $status ),
+		];
+
+		if ( '' !== $message ) {
+			$args['groq_ai_term_notice_message'] = rawurlencode( (string) $message );
+		}
+
+		wp_safe_redirect( add_query_arg( $args, $url ) );
+		exit;
+	}
+
+	private function get_google_redirect_uri() {
+		return add_query_arg(
+			'action',
+			'groq_ai_google_oauth_callback',
+			admin_url( 'admin-post.php' )
+		);
+	}
+
+	private function update_settings_partial( array $updates ) {
+		$option_key = $this->plugin->get_option_key();
+		$current    = get_option( $option_key, [] );
+
+		if ( ! is_array( $current ) ) {
+			$current = [];
+		}
+
+		foreach ( $updates as $key => $value ) {
+			$current[ $key ] = $value;
+		}
+
+		update_option( $option_key, $current );
+	}
+
+	public function render_settings_page() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			return;
+		}
+
+		$option_key     = $this->plugin->get_option_key();
+		$settings       = $this->plugin->get_settings();
+		$providers      = $this->provider_manager->get_providers();
+		$current_page   = $this->get_page_url();
+		$prompt_url     = $this->get_page_url( 'groq-ai-product-text-prompts' );
+		$modules_url    = $this->get_page_url( 'groq-ai-product-text-modules' );
+		$logs_url       = $this->get_page_url( 'groq-ai-product-text-logs' );
+		$categories_url = $this->get_page_url( 'groq-ai-product-text-categories' );
+		$brands_url     = $this->get_page_url( 'groq-ai-product-text-brands' );
+
+		$prompt_preview = $this->plugin->build_prompt_template_preview( $settings );
+		$google_notice  = isset( $_GET['groq_ai_google_notice'] ) ? sanitize_key( wp_unslash( $_GET['groq_ai_google_notice'] ) ) : '';
+		$google_status  = isset( $_GET['groq_ai_google_notice_status'] ) ? sanitize_key( wp_unslash( $_GET['groq_ai_google_notice_status'] ) ) : '';
+		$google_message = '';
+		if ( isset( $_GET['groq_ai_google_notice_message'] ) ) {
+			$google_message = sanitize_text_field( rawurldecode( wp_unslash( $_GET['groq_ai_google_notice_message'] ) ) );
+		}
+
+		$google_connected       = ! empty( $settings['google_oauth_refresh_token'] );
+		$google_connected_email = isset( $settings['google_oauth_connected_email'] ) ? (string) $settings['google_oauth_connected_email'] : '';
+		$google_connected_at    = isset( $settings['google_oauth_connected_at'] ) ? absint( $settings['google_oauth_connected_at'] ) : 0;
+
+		?>
+		<div class="wrap">
+			<h1><?php esc_html_e( 'Siti AI instellingen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h1>
+			<p class="description">
+				<?php esc_html_e( 'Kies je AI-aanbieder, beheer API-sleutels en koppel optioneel Google Search Console/Analytics voor extra context.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?>
+			</p>
+			<p style="margin:16px 0; display:flex; flex-wrap:wrap; gap:8px;">
+				<a class="button" href="<?php echo esc_url( $prompt_url ); ?>"><?php esc_html_e( 'Prompt instellingen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></a>
+				<a class="button" href="<?php echo esc_url( $modules_url ); ?>"><?php esc_html_e( 'Modules', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></a>
+				<a class="button" href="<?php echo esc_url( $logs_url ); ?>"><?php esc_html_e( 'AI-logboek', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></a>
+				<a class="button" href="<?php echo esc_url( $categories_url ); ?>"><?php esc_html_e( 'Categorie teksten', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></a>
+				<a class="button" href="<?php echo esc_url( $brands_url ); ?>"><?php esc_html_e( 'Merk teksten', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></a>
+			</p>
+			<?php settings_errors( $option_key ); ?>
+			<?php if ( $google_notice ) :
+				$class = ( 'error' === $google_status ) ? 'notice-error' : 'notice-success';
+				$google_message = '' !== $google_message ? $google_message : ( 'connected' === $google_notice ? __( 'Google OAuth is verbonden.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) : ( 'disconnected' === $google_notice ? __( 'Google OAuth is ontkoppeld.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) : __( 'Google test afgerond.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) ) );
+				?>
+				<div class="notice <?php echo esc_attr( $class ); ?>"><p><?php echo esc_html( $google_message ); ?></p></div>
+			<?php endif; ?>
+			<div style="margin:16px 0; padding:16px; background:#fff; border:1px solid #dcdcde;">
+				<strong><?php esc_html_e( 'Huidige promptcontext', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></strong>
+				<pre style="background:#f6f7f7; padding:12px; overflow:auto; margin-top:8px; white-space:pre-wrap;"><?php echo esc_html( $prompt_preview ); ?></pre>
+			</div>
+			<form method="post" action="options.php">
+				<?php settings_fields( $option_key ); ?>
+				<h2><?php esc_html_e( 'AI-aanbieder', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h2>
+				<table class="form-table" role="presentation">
+					<tr>
+						<th scope="row"><label for="groq-ai-provider"><?php esc_html_e( 'Aanbieder', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<select id="groq-ai-provider" name="<?php echo esc_attr( $option_key ); ?>[provider]">
+								<?php foreach ( $providers as $provider ) :
+									$provider_key = $provider->get_key();
+									?>
+									<option value="<?php echo esc_attr( $provider_key ); ?>" <?php selected( $settings['provider'], $provider_key ); ?>><?php echo esc_html( $provider->get_label() ); ?></option>
+								<?php endforeach; ?>
+							</select>
+							<p class="description"><?php esc_html_e( 'Selecteer welke aanbieder de product- en termteksten schrijft.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><label for="groq-ai-model-select"><?php esc_html_e( 'Model', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<div class="groq-ai-model-field">
+								<select id="groq-ai-model-select" name="<?php echo esc_attr( $option_key ); ?>[model]" data-current-model="<?php echo esc_attr( isset( $settings['model'] ) ? $settings['model'] : '' ); ?>">
+									<option value="" selected="selected"><?php esc_html_e( 'Selecteer eerst een aanbieder', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></option>
+								</select>
+							</div>
+							<button type="button" class="button" id="groq-ai-refresh-models"><?php esc_html_e( 'Live modellen ophalen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></button>
+							<p id="groq-ai-refresh-models-status" class="description"></p>
+						</td>
+					</tr>
+					<?php foreach ( $providers as $provider ) :
+						$provider_key = $provider->get_key();
+						$option_field = $provider->get_option_key();
+						$value        = isset( $settings[ $option_field ] ) ? (string) $settings[ $option_field ] : '';
+						?>
+						<tr id="groq_ai_api_key_<?php echo esc_attr( $provider_key ); ?>" data-provider-row="<?php echo esc_attr( $provider_key ); ?>">
+							<th scope="row"><label for="groq-ai-api-<?php echo esc_attr( $provider_key ); ?>"><?php esc_html_e( 'API-sleutel', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+							<td>
+								<input type="password" id="groq-ai-api-<?php echo esc_attr( $provider_key ); ?>" class="regular-text" name="<?php echo esc_attr( $option_key ); ?>[<?php echo esc_attr( $option_field ); ?>]" value="<?php echo esc_attr( $value ); ?>" autocomplete="off" />
+								<p class="description"><?php printf( esc_html__( 'Voer de API-sleutel in voor %s.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), esc_html( $provider->get_label() ) ); ?></p>
+							</td>
+						</tr>
+					<?php endforeach; ?>
+				</table>
+				<h2><?php esc_html_e( 'Algemene instellingen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h2>
+				<table class="form-table" role="presentation">
+					<tr>
+						<th scope="row"><label for="groq-ai-max-output"><?php esc_html_e( 'Maximale output tokens', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<input type="number" id="groq-ai-max-output" name="<?php echo esc_attr( $option_key ); ?>[max_output_tokens]" value="<?php echo esc_attr( isset( $settings['max_output_tokens'] ) ? (int) $settings['max_output_tokens'] : 2048 ); ?>" min="128" max="8192" />
+							<p class="description"><?php esc_html_e( 'Limitering van het aantal tokens per output voor compatibiliteit met verschillende modellen.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><label for="groq-ai-term-bottom-meta"><?php esc_html_e( 'Term meta key (onderste tekst)', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<input type="text" id="groq-ai-term-bottom-meta" class="regular-text" name="<?php echo esc_attr( $option_key ); ?>[term_bottom_description_meta_key]" value="<?php echo esc_attr( isset( $settings['term_bottom_description_meta_key'] ) ? $settings['term_bottom_description_meta_key'] : '' ); ?>" />
+							<p class="description"><?php esc_html_e( 'Optioneel: overschrijf in welke term meta key de onderste omschrijving moet landen.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><?php esc_html_e( 'Response format fallback', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+						<td>
+							<?php $this->render_response_format_compat_field(); ?>
+						</td>
+					</tr>
+				</table>
+				<h2><?php esc_html_e( 'Google Search Console & Analytics', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h2>
+				<table class="form-table" role="presentation">
+					<tr>
+						<th scope="row"><label for="groq-ai-google-client-id"><?php esc_html_e( 'Google OAuth client ID', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<input type="text" id="groq-ai-google-client-id" class="regular-text" name="<?php echo esc_attr( $option_key ); ?>[google_oauth_client_id]" value="<?php echo esc_attr( isset( $settings['google_oauth_client_id'] ) ? $settings['google_oauth_client_id'] : '' ); ?>" autocomplete="off" />
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><label for="groq-ai-google-client-secret"><?php esc_html_e( 'Google OAuth client secret', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<input type="password" id="groq-ai-google-client-secret" class="regular-text" name="<?php echo esc_attr( $option_key ); ?>[google_oauth_client_secret]" value="<?php echo esc_attr( isset( $settings['google_oauth_client_secret'] ) ? $settings['google_oauth_client_secret'] : '' ); ?>" autocomplete="off" />
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><?php esc_html_e( 'Search Console koppeling', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+						<td>
+							<label>
+								<input type="checkbox" name="<?php echo esc_attr( $option_key ); ?>[google_enable_gsc]" value="1" <?php checked( ! empty( $settings['google_enable_gsc'] ) ); ?> />
+								<?php esc_html_e( 'Search Console data gebruiken in term prompts', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?>
+							</label>
+							<p>
+								<input type="url" class="regular-text" name="<?php echo esc_attr( $option_key ); ?>[google_gsc_site_url]" value="<?php echo esc_attr( isset( $settings['google_gsc_site_url'] ) ? $settings['google_gsc_site_url'] : '' ); ?>" placeholder="sc-domain:voorbeeld.nl" />
+							</p>
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><?php esc_html_e( 'Analytics koppeling', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+						<td>
+							<label>
+								<input type="checkbox" name="<?php echo esc_attr( $option_key ); ?>[google_enable_ga]" value="1" <?php checked( ! empty( $settings['google_enable_ga'] ) ); ?> />
+								<?php esc_html_e( 'GA4 data meesturen (landing page statistieken)', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?>
+							</label>
+							<p>
+								<input type="text" class="regular-text" name="<?php echo esc_attr( $option_key ); ?>[google_ga4_property_id]" value="<?php echo esc_attr( isset( $settings['google_ga4_property_id'] ) ? $settings['google_ga4_property_id'] : '' ); ?>" placeholder="properties/123456789" />
+							</p>
+						</td>
+					</tr>
+				</table>
+				<p class="submit"><?php submit_button( __( 'Instellingen opslaan', GROQ_AI_PRODUCT_TEXT_DOMAIN ), 'primary', 'submit', false ); ?></p>
+			</form>
+			<div style="margin-top:24px; padding:16px; border:1px solid #dcdcde; background:#fff;">
+				<h2><?php esc_html_e( 'Google verbinding', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h2>
+				<p>
+					<?php
+					if ( $google_connected ) {
+						$timestamp = $google_connected_at ? date_i18n( get_option( 'date_format' ) . ' ' . get_option( 'time_format' ), $google_connected_at ) : '';
+						printf(
+							esc_html__( 'Verbonden als %1$s%2$s.', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+							$google_connected_email ? esc_html( $google_connected_email ) : esc_html__( 'onbekende gebruiker', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+							$timestamp ? ' — ' . esc_html( $timestamp ) : ''
+						);
+					} else {
+						esc_html_e( 'Nog niet gekoppeld aan Google OAuth.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+					}
+					?>
+				</p>
+				<div style="display:flex; flex-wrap:wrap; gap:12px; align-items:center;">
+					<form method="post" action="<?php echo esc_url( admin_url( 'admin-post.php' ) ); ?>">
+						<?php wp_nonce_field( 'groq_ai_google_oauth', '_wpnonce' ); ?>
+						<input type="hidden" name="action" value="groq_ai_google_oauth_start" />
+						<input type="hidden" name="redirect_to" value="<?php echo esc_url( $current_page ); ?>" />
+						<button type="submit" class="button button-primary"><?php echo $google_connected ? esc_html__( 'Opnieuw verbinden', GROQ_AI_PRODUCT_TEXT_DOMAIN ) : esc_html__( 'Verbind met Google', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></button>
+					</form>
+					<?php if ( $google_connected ) : ?>
+						<form method="post" action="<?php echo esc_url( admin_url( 'admin-post.php' ) ); ?>">
+							<?php wp_nonce_field( 'groq_ai_google_disconnect', '_wpnonce' ); ?>
+							<input type="hidden" name="action" value="groq_ai_google_oauth_disconnect" />
+							<input type="hidden" name="redirect_to" value="<?php echo esc_url( $current_page ); ?>" />
+							<button type="submit" class="button"><?php esc_html_e( 'Ontkoppelen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></button>
+						</form>
+						<form method="post" action="<?php echo esc_url( admin_url( 'admin-post.php' ) ); ?>">
+							<?php wp_nonce_field( 'groq_ai_google_test_connection', '_wpnonce' ); ?>
+							<input type="hidden" name="action" value="groq_ai_google_test_connection" />
+							<input type="hidden" name="redirect_to" value="<?php echo esc_url( $current_page ); ?>" />
+							<button type="submit" class="button button-secondary"><?php esc_html_e( 'Verbinding testen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></button>
+						</form>
+					<?php endif; ?>
+				</div>
+			</div>
+		</div>
+		<?php
 	}
 
 	/**
@@ -106,7 +411,8 @@ class Groq_AI_Product_Text_Settings_Page {
 			#adminmenu a[href="options-general.php?page=groq-ai-product-text-modules"],
 			#adminmenu a[href="options-general.php?page=groq-ai-product-text-logs"],
 			#adminmenu a[href="options-general.php?page=groq-ai-product-text-prompts"],
-			#adminmenu a[href="options-general.php?page=groq-ai-product-text-term"] {
+			#adminmenu a[href="options-general.php?page=groq-ai-product-text-term"],
+			#adminmenu a[href="options-general.php?page=groq-ai-product-text-log"] {
 				display: none !important;
 			}
 		</style>
@@ -425,6 +731,239 @@ class Groq_AI_Product_Text_Settings_Page {
 		</div>
 		<?php
 	}
+
+	public function render_modules_page() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			return;
+		}
+
+		$option_key = $this->plugin->get_option_key();
+		?>
+		<div class="wrap">
+			<h1><?php esc_html_e( 'Siti AI modules', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h1>
+			<p class="description"><?php esc_html_e( 'Schakel aanvullende integraties in en bepaal grenzen voor gegenereerde content.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+			<?php settings_errors( $option_key ); ?>
+			<form method="post" action="options.php">
+				<?php settings_fields( $option_key ); ?>
+				<table class="form-table" role="presentation">
+					<tr>
+						<th scope="row"><?php esc_html_e( 'Rank Math integratie', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+						<td><?php $this->render_rankmath_module_field(); ?></td>
+					</tr>
+				</table>
+				<?php submit_button( __( 'Modules opslaan', GROQ_AI_PRODUCT_TEXT_DOMAIN ) ); ?>
+			</form>
+		</div>
+		<?php
+	}
+
+	public function render_logs_page() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			return;
+		}
+
+		$logs_table = new Groq_AI_Logs_Table( $this->plugin );
+		$logs_table->prepare_items();
+		?>
+		<div class="wrap">
+			<h1><?php esc_html_e( 'AI-logboek', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h1>
+			<form method="get">
+				<input type="hidden" name="page" value="groq-ai-product-text-logs" />
+				<?php $logs_table->search_box( __( 'Zoek logboek', GROQ_AI_PRODUCT_TEXT_DOMAIN ), 'groq-ai-logs' ); ?>
+				<?php $logs_table->display(); ?>
+			</form>
+		</div>
+		<?php
+	}
+
+	public function render_log_detail_page() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			return;
+		}
+
+		$log_id   = isset( $_GET['log_id'] ) ? absint( $_GET['log_id'] ) : 0;
+		$back_url = $this->get_page_url( 'groq-ai-product-text-logs' );
+		$log      = null;
+
+		if ( $log_id ) {
+			global $wpdb;
+			$table = $wpdb->prefix . 'groq_ai_generation_logs';
+			$query = $wpdb->prepare(
+				"SELECT l.*, p.post_title FROM {$table} l LEFT JOIN {$wpdb->posts} p ON p.ID = l.post_id WHERE l.id = %d",
+				$log_id
+			);
+			$log = $wpdb->get_row( $query, ARRAY_A );
+		}
+
+		?>
+		<div class="wrap">
+			<h1><?php esc_html_e( 'Logdetail', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h1>
+			<p>
+				<a href="<?php echo esc_url( $back_url ); ?>" class="button">&larr; <?php esc_html_e( 'Terug naar logboek', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></a>
+			</p>
+			<?php if ( ! $log ) : ?>
+				<p><?php esc_html_e( 'Log niet gevonden of verwijderd.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+			<?php else : ?>
+				<table class="widefat striped" style="margin-top:16px;">
+					<tbody>
+						<tr>
+							<th><?php esc_html_e( 'Datum', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+							<td><?php echo esc_html( mysql2date( get_option( 'date_format' ) . ' ' . get_option( 'time_format' ), $log['created_at'] ) ); ?></td>
+						</tr>
+						<tr>
+							<th><?php esc_html_e( 'Gebruiker', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+							<td>
+								<?php
+								if ( $log['user_id'] ) {
+									$user = get_userdata( $log['user_id'] );
+									echo $user ? esc_html( $user->display_name ) : esc_html( (string) $log['user_id'] );
+								} else {
+									echo '—';
+								}
+								?>
+							</td>
+						</tr>
+						<tr>
+							<th><?php esc_html_e( 'Product', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+							<td>
+								<?php
+								if ( $log['post_id'] ) {
+									$link = get_edit_post_link( $log['post_id'] );
+									$title = $log['post_title'] ? $log['post_title'] : sprintf( __( 'Product #%d', GROQ_AI_PRODUCT_TEXT_DOMAIN ), (int) $log['post_id'] );
+									echo $link ? '<a href="' . esc_url( $link ) . '">' . esc_html( $title ) . '</a>' : esc_html( $title );
+								} else {
+									echo '—';
+								}
+								?>
+							</td>
+						</tr>
+						<tr>
+							<th><?php esc_html_e( 'Provider', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+							<td><?php echo esc_html( $log['provider'] ); ?></td>
+						</tr>
+						<tr>
+							<th><?php esc_html_e( 'Model', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+							<td><?php echo esc_html( $log['model'] ); ?></td>
+						</tr>
+						<tr>
+							<th><?php esc_html_e( 'Status', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+							<td><?php echo esc_html( $log['status'] ); ?></td>
+						</tr>
+						<tr>
+							<th><?php esc_html_e( 'Tokens', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+							<td>
+								<?php
+								printf(
+									esc_html__( 'Prompt: %1$s — Completion: %2$s — Totaal: %3$s', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
+									isset( $log['tokens_prompt'] ) ? number_format_i18n( (int) $log['tokens_prompt'] ) : '—',
+									isset( $log['tokens_completion'] ) ? number_format_i18n( (int) $log['tokens_completion'] ) : '—',
+									isset( $log['tokens_total'] ) ? number_format_i18n( (int) $log['tokens_total'] ) : '—'
+								);
+								?>
+							</td>
+						</tr>
+						<tr>
+							<th><?php esc_html_e( 'Foutmelding', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+							<td><?php echo $log['error_message'] ? esc_html( $log['error_message'] ) : '—'; ?></td>
+						</tr>
+					</tbody>
+				</table>
+
+				<h2><?php esc_html_e( 'Prompt', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h2>
+				<pre style="background:#fff;border:1px solid #dcdcde;padding:12px;white-space:pre-wrap;"><?php echo esc_html( $log['prompt'] ); ?></pre>
+
+				<h2><?php esc_html_e( 'AI-respons', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h2>
+				<pre style="background:#f9f9f9;border:1px solid #dcdcde;padding:12px;white-space:pre-wrap;"><?php echo esc_html( $log['response'] ); ?></pre>
+			<?php endif; ?>
+		</div>
+		<?php
+	}
+
+	public function render_prompt_settings_page() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			return;
+		}
+
+		$option_key   = $this->plugin->get_option_key();
+		$settings     = $this->plugin->get_settings();
+		$definitions  = $this->plugin->get_context_field_definitions();
+		$context_vals = isset( $settings['context_fields'] ) ? (array) $settings['context_fields'] : $this->plugin->get_default_context_fields();
+		$image_mode   = $this->plugin->get_image_context_mode( $settings );
+		$image_limit  = $this->plugin->get_image_context_limit( $settings );
+		$preview      = $this->plugin->build_prompt_template_preview( $settings );
+
+		?>
+		<div class="wrap">
+			<h1><?php esc_html_e( 'Prompt & context', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></h1>
+			<p class="description"><?php esc_html_e( 'Bepaal welke winkelcontext standaard meegestuurd wordt en hoe de prompt eruit ziet voor nieuwe generaties.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+			<div style="margin:16px 0; padding:16px; background:#fff; border:1px solid #dcdcde;">
+				<strong><?php esc_html_e( 'Voorbeeldprompt', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></strong>
+				<pre style="background:#f6f7f7; padding:12px; border-radius:4px; white-space:pre-wrap; overflow:auto; margin-top:8px;"><?php echo esc_html( $preview ); ?></pre>
+			</div>
+			<?php settings_errors( $option_key ); ?>
+			<form method="post" action="options.php">
+				<?php settings_fields( $option_key ); ?>
+				<table class="form-table" role="presentation">
+					<tr>
+						<th scope="row"><label for="groq-ai-store-context"><?php esc_html_e( 'Winkelcontext', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<textarea id="groq-ai-store-context" class="large-text" rows="4" name="<?php echo esc_attr( $option_key ); ?>[store_context]"><?php echo esc_textarea( isset( $settings['store_context'] ) ? $settings['store_context'] : '' ); ?></textarea>
+							<p class="description"><?php esc_html_e( 'Beschrijf je winkel, tone-of-voice en doelgroep. Wordt in system prompts gebruikt.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><label for="groq-ai-default-prompt"><?php esc_html_e( 'Standaard prompt', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<textarea id="groq-ai-default-prompt" class="large-text" rows="6" name="<?php echo esc_attr( $option_key ); ?>[default_prompt]"><?php echo esc_textarea( isset( $settings['default_prompt'] ) ? $settings['default_prompt'] : '' ); ?></textarea>
+							<p class="description"><?php esc_html_e( 'Vult automatisch de AI-modal en termgenerator. Je kunt dit per product/term overschrijven.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><?php esc_html_e( 'Contextvelden', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+						<td>
+							<div class="groq-ai-context-defaults">
+								<?php foreach ( $definitions as $key => $info ) :
+									$checked = ! empty( $context_vals[ $key ] );
+									$label   = isset( $info['label'] ) ? $info['label'] : $key;
+									$description = isset( $info['description'] ) ? $info['description'] : '';
+									?>
+									<label>
+										<input type="checkbox" name="<?php echo esc_attr( $option_key ); ?>[context_fields][<?php echo esc_attr( $key ); ?>]" value="1" <?php checked( $checked ); ?> />
+										<strong><?php echo esc_html( $label ); ?></strong>
+									</label>
+									<?php if ( $description ) : ?>
+										<p class="description" style="margin:0 0 8px 24px;"><?php echo esc_html( $description ); ?></p>
+									<?php endif; ?>
+								<?php endforeach; ?>
+							</div>
+						</td>
+					</tr>
+					<tr>
+						<th scope="row"><?php esc_html_e( 'Productattributen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></th>
+						<td><?php $this->render_product_attribute_includes_field(); ?></td>
+					</tr>
+					<tr>
+						<th scope="row"><label for="groq-ai-image-mode"><?php esc_html_e( 'Afbeeldingen als context', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></label></th>
+						<td>
+							<select id="groq-ai-image-mode" name="<?php echo esc_attr( $option_key ); ?>[image_context_mode]">
+								<option value="none" <?php selected( 'none', $image_mode ); ?>><?php esc_html_e( 'Niet meesturen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></option>
+								<option value="url" <?php selected( 'url', $image_mode ); ?>><?php esc_html_e( 'Alleen URL en korte beschrijving', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></option>
+								<option value="base64" <?php selected( 'base64', $image_mode ); ?>><?php esc_html_e( 'Inline base64 (alleen voor modellen die dit vereisen)', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></option>
+							</select>
+							<p class="description"><?php esc_html_e( 'Sommige modellen (zoals Gemini) ondersteunen beeldcontext; let op je tokenverbruik.', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?></p>
+							<label>
+								<?php esc_html_e( 'Maximaal aantal afbeeldingen', GROQ_AI_PRODUCT_TEXT_DOMAIN ); ?>
+								<input type="number" min="1" max="10" name="<?php echo esc_attr( $option_key ); ?>[image_context_limit]" value="<?php echo esc_attr( $image_limit ); ?>" style="width:80px;" />
+							</label>
+						</td>
+					</tr>
+				</table>
+				<?php submit_button( __( 'Prompt instellingen opslaan', GROQ_AI_PRODUCT_TEXT_DOMAIN ) ); ?>
+			</form>
+		</div>
+		<?php
+	}
+
 	public function render_term_generator_page() {
 		if ( ! current_user_can( 'manage_options' ) ) {
 			return;
@@ -454,6 +993,20 @@ class Groq_AI_Product_Text_Settings_Page {
 			return;
 		}
 
+		$term_notice         = isset( $_GET['groq_ai_term_notice'] ) ? sanitize_key( wp_unslash( $_GET['groq_ai_term_notice'] ) ) : '';
+		$term_notice_status  = isset( $_GET['groq_ai_term_status'] ) ? sanitize_key( wp_unslash( $_GET['groq_ai_term_status'] ) ) : 'success';
+		$term_notice_message = '';
+		if ( isset( $_GET['groq_ai_term_notice_message'] ) ) {
+			$term_notice_message = sanitize_text_field( rawurldecode( wp_unslash( $_GET['groq_ai_term_notice_message'] ) ) );
+		}
+		if ( $term_notice && '' === $term_notice_message ) {
+			if ( 'saved' === $term_notice ) {
+				$term_notice_message = __( 'Term succesvol opgeslagen.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+			} else {
+				$term_notice_message = __( 'Actie voltooid.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+			}
+		}
+
 		$term_label = ( 'product_cat' === $taxonomy ) ? __( 'Categorie', GROQ_AI_PRODUCT_TEXT_DOMAIN ) : __( 'Term', GROQ_AI_PRODUCT_TEXT_DOMAIN );
 		$word_count = $this->count_words( $term->description );
 		$meta_prompt = get_term_meta( $term_id, 'groq_ai_term_custom_prompt', true );
@@ -478,6 +1031,12 @@ class Groq_AI_Product_Text_Settings_Page {
 			<h1>
 				<?php echo esc_html( $term_label ); ?>: <?php echo esc_html( $term->name ); ?>
 			</h1>
+			<?php if ( $term_notice ) : ?>
+				<?php $notice_class = ( 'error' === $term_notice_status ) ? 'notice notice-error' : 'notice notice-success'; ?>
+				<div class="<?php echo esc_attr( $notice_class ); ?>">
+					<p><?php echo esc_html( $term_notice_message ); ?></p>
+				</div>
+			<?php endif; ?>
 			<p>
 				<?php
 				printf(
@@ -648,6 +1207,8 @@ class Groq_AI_Product_Text_Settings_Page {
 		return apply_filters( 'groq_ai_default_term_prompt', $default_prompt, $term );
 	}
 
+	
+
 	public function render_product_attribute_includes_field() {
 		$settings = $this->plugin->get_settings();
 		$values   = isset( $settings['product_attribute_includes'] ) && is_array( $settings['product_attribute_includes'] )
@@ -815,14 +1376,25 @@ class Groq_AI_Product_Text_Settings_Page {
 	}
 
 	public function enqueue_settings_assets( $hook ) {
-		if ( ! in_array( $hook, [
+		$allowed_hooks = [
 			'settings_page_groq-ai-product-text',
 			'settings_page_groq-ai-product-text-modules',
 			'settings_page_groq-ai-product-text-prompts',
 			'settings_page_groq-ai-product-text-categories',
 			'settings_page_groq-ai-product-text-brands',
 			'settings_page_groq-ai-product-text-term',
-		], true ) ) {
+			'settings_page_groq-ai-product-text-logs',
+		];
+
+		$matches_hook = false;
+		foreach ( $allowed_hooks as $allowed ) {
+			if ( 0 === strpos( (string) $hook, $allowed ) ) {
+				$matches_hook = true;
+				break;
+			}
+		}
+
+		if ( ! $matches_hook ) {
 			return;
 		}
 
@@ -848,7 +1420,9 @@ class Groq_AI_Product_Text_Settings_Page {
 			true
 		);
 
-		if ( 'settings_page_groq-ai-product-text-term' === $hook ) {
+		$current_page = isset( $_GET['page'] ) ? sanitize_key( wp_unslash( $_GET['page'] ) ) : '';
+
+		if ( 0 === strpos( (string) $hook, 'settings_page_groq-ai-product-text-term' ) ) {
 			wp_enqueue_script(
 				'groq-ai-term-admin',
 				plugins_url( 'assets/js/term-admin.js', GROQ_AI_PRODUCT_TEXT_FILE ),
@@ -875,7 +1449,7 @@ class Groq_AI_Product_Text_Settings_Page {
 		$bulk_allow_regen  = false;
 		$bulk_strings      = [];
 
-		if ( 'settings_page_groq-ai-product-text-categories' === $hook ) {
+		if ( 0 === strpos( (string) $hook, 'settings_page_groq-ai-product-text-categories' ) ) {
 			$bulk_taxonomy    = 'product_cat';
 			$bulk_strings     = [
 				'statusIdle'     => __( 'Bulk gestart. AI werkt de geselecteerde categorieën bij…', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
@@ -887,7 +1461,7 @@ class Groq_AI_Product_Text_Settings_Page {
 				'logError'       => __( '%1$s mislukt: %2$s', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
 				'confirmStop'    => __( 'Weet je zeker dat je wilt stoppen? De huidige categorie kan onafgemaakt blijven.', GROQ_AI_PRODUCT_TEXT_DOMAIN ),
 			];
-		} elseif ( 'settings_page_groq-ai-product-text-brands' === $hook ) {
+		} elseif ( 0 === strpos( (string) $hook, 'settings_page_groq-ai-product-text-brands' ) ) {
 			$detected_taxonomy = $this->detect_brand_taxonomy();
 			if ( '' !== $detected_taxonomy ) {
 				$bulk_taxonomy    = $detected_taxonomy;
@@ -957,4 +1531,300 @@ class Groq_AI_Product_Text_Settings_Page {
 
 		wp_localize_script( 'groq-ai-settings', 'GroqAISettingsData', $data );
 	}
+
+	public function handle_google_oauth_start() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			wp_die( esc_html__( 'Je hebt geen toestemming om deze actie uit te voeren.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), '', [ 'response' => 403 ] );
+		}
+
+		check_admin_referer( 'groq_ai_google_oauth' );
+
+		$redirect = $this->get_request_redirect_url( 'redirect_to' );
+		$settings = $this->plugin->get_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'] ) : '';
+
+		if ( '' === $client_id || '' === $client_secret ) {
+			$this->redirect_with_google_notice( 'error', __( 'Vul eerst het Google client ID en secret in en sla de instellingen op.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect, 'error' );
+		}
+
+		$state_payload = [
+			'nonce'     => wp_create_nonce( 'groq_ai_google_oauth_state' ),
+			'redirect'  => $redirect,
+			'timestamp' => time(),
+		];
+
+		$state_json = wp_json_encode( $state_payload );
+		if ( ! is_string( $state_json ) ) {
+			$state_json = wp_json_encode( (object) [] );
+		}
+		$state = base64_encode( (string) $state_json );
+
+		$scopes = [
+			'https://www.googleapis.com/auth/webmasters.readonly',
+			'https://www.googleapis.com/auth/analytics.readonly',
+			'https://www.googleapis.com/auth/userinfo.email',
+		];
+
+		$auth_url = add_query_arg(
+			[
+				'response_type'          => 'code',
+				'client_id'              => $client_id,
+				'redirect_uri'           => $this->get_google_redirect_uri(),
+				'scope'                  => implode( ' ', $scopes ),
+				'access_type'            => 'offline',
+				'prompt'                 => 'consent',
+				'include_granted_scopes' => 'true',
+				'state'                  => $state,
+			],
+			'https://accounts.google.com/o/oauth2/v2/auth'
+		);
+
+		wp_safe_redirect( $auth_url );
+		exit;
+	}
+
+	public function handle_google_oauth_callback() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			wp_die( esc_html__( 'Je hebt geen toestemming om deze actie uit te voeren.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), '', [ 'response' => 403 ] );
+		}
+
+		$state_value = isset( $_GET['state'] ) ? wp_unslash( $_GET['state'] ) : '';
+		$state       = $this->parse_oauth_state( $state_value );
+		$redirect    = isset( $state['redirect'] ) ? wp_validate_redirect( (string) $state['redirect'], $this->get_page_url() ) : $this->get_page_url();
+
+		if ( isset( $_GET['error'] ) ) {
+			$error_message = sanitize_text_field( wp_unslash( $_GET['error'] ) );
+			if ( isset( $_GET['error_description'] ) ) {
+				$error_message .= ': ' . sanitize_text_field( wp_unslash( $_GET['error_description'] ) );
+			}
+			$this->redirect_with_google_notice( 'error', $error_message, $redirect, 'error' );
+		}
+
+		if ( isset( $state['nonce'] ) && ! wp_verify_nonce( $state['nonce'], 'groq_ai_google_oauth_state' ) ) {
+			$this->redirect_with_google_notice( 'error', __( 'Ongeldige OAuth-sessie. Probeer het opnieuw.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect, 'error' );
+		}
+
+		$timestamp = isset( $state['timestamp'] ) ? absint( $state['timestamp'] ) : 0;
+		if ( $timestamp && ( time() - $timestamp ) > HOUR_IN_SECONDS ) {
+			$this->redirect_with_google_notice( 'error', __( 'OAuth-sessie verlopen. Probeer het opnieuw.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect, 'error' );
+		}
+
+		$code = isset( $_GET['code'] ) ? sanitize_text_field( wp_unslash( $_GET['code'] ) ) : '';
+		if ( '' === $code ) {
+			$this->redirect_with_google_notice( 'error', __( 'Geen autorisatiecode ontvangen.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect, 'error' );
+		}
+
+		$settings      = $this->plugin->get_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'] ) : '';
+
+		if ( '' === $client_id || '' === $client_secret ) {
+			$this->redirect_with_google_notice( 'error', __( 'Google client ID en secret ontbreken.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect, 'error' );
+		}
+
+		$response = wp_remote_post(
+			'https://oauth2.googleapis.com/token',
+			[
+				'timeout' => 20,
+				'body'    => [
+					'code'          => $code,
+					'client_id'     => $client_id,
+					'client_secret' => $client_secret,
+					'redirect_uri'  => $this->get_google_redirect_uri(),
+					'grant_type'    => 'authorization_code',
+				],
+			]
+		);
+
+		if ( is_wp_error( $response ) ) {
+			$this->redirect_with_google_notice( 'error', $response->get_error_message(), $redirect, 'error' );
+		}
+
+		$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 ) ) {
+			$this->redirect_with_google_notice( 'error', __( 'Kon tokens niet ophalen bij Google.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect, 'error' );
+		}
+
+		$access_token  = isset( $data['access_token'] ) ? trim( (string) $data['access_token'] ) : '';
+		$refresh_token = isset( $data['refresh_token'] ) ? trim( (string) $data['refresh_token'] ) : '';
+
+		if ( '' === $refresh_token ) {
+			$existing = isset( $settings['google_oauth_refresh_token'] ) ? (string) $settings['google_oauth_refresh_token'] : '';
+			$refresh_token = $existing;
+		}
+
+		if ( '' === $refresh_token ) {
+			$this->redirect_with_google_notice( 'error', __( 'Google retourneerde geen refresh token. Forceer toestemming opnieuw en probeer het nogmaals.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect, 'error' );
+		}
+
+		if ( '' === $access_token ) {
+			$this->redirect_with_google_notice( 'error', __( 'Google retourneerde geen access token.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect, 'error' );
+		}
+
+		$email = '';
+		$userinfo = wp_remote_get(
+			'https://openidconnect.googleapis.com/v1/userinfo',
+			[
+				'timeout' => 15,
+				'headers' => [
+					'Authorization' => 'Bearer ' . $access_token,
+				],
+			]
+		);
+
+		if ( ! is_wp_error( $userinfo ) ) {
+			$userinfo_code = wp_remote_retrieve_response_code( $userinfo );
+			$userinfo_body = json_decode( wp_remote_retrieve_body( $userinfo ), true );
+			if ( 200 === $userinfo_code && is_array( $userinfo_body ) && isset( $userinfo_body['email'] ) ) {
+				$email = sanitize_email( (string) $userinfo_body['email'] );
+			}
+		}
+
+		$this->update_settings_partial(
+			[
+				'google_oauth_refresh_token'   => sanitize_text_field( $refresh_token ),
+				'google_oauth_connected_email' => $email,
+				'google_oauth_connected_at'    => current_time( 'timestamp' ),
+			]
+		);
+
+		$this->redirect_with_google_notice( 'connected', __( 'Google OAuth is verbonden.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect );
+	}
+
+	public function handle_google_oauth_disconnect() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			wp_die( esc_html__( 'Je hebt geen toestemming om deze actie uit te voeren.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), '', [ 'response' => 403 ] );
+		}
+
+		check_admin_referer( 'groq_ai_google_disconnect' );
+
+		$redirect = $this->get_request_redirect_url( 'redirect_to' );
+
+		$this->update_settings_partial(
+			[
+				'google_oauth_refresh_token'   => '',
+				'google_oauth_connected_email' => '',
+				'google_oauth_connected_at'    => 0,
+			]
+		);
+
+		$this->redirect_with_google_notice( 'disconnected', __( 'Google OAuth is ontkoppeld.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $redirect );
+	}
+
+	public function handle_google_test_connection() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			wp_die( esc_html__( 'Je hebt geen toestemming om deze actie uit te voeren.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), '', [ 'response' => 403 ] );
+		}
+
+		check_admin_referer( 'groq_ai_google_test_connection' );
+
+		$redirect = $this->get_request_redirect_url( 'redirect_to' );
+		$settings = $this->plugin->get_settings();
+
+		$oauth_client = new Groq_AI_Google_OAuth_Client();
+		$token        = $oauth_client->get_access_token( $settings );
+
+		if ( is_wp_error( $token ) ) {
+			$this->redirect_with_google_notice( 'test', $token->get_error_message(), $redirect, 'error' );
+		}
+
+		$messages = [ __( 'OAuth token opgehaald.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) ];
+
+		$token_info = $oauth_client->get_access_token_info( $token );
+		if ( ! is_wp_error( $token_info ) && ! empty( $token_info['scope'] ) ) {
+			$messages[] = sprintf( __( 'Scopes: %s', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $token_info['scope'] );
+		}
+
+		if ( ! empty( $settings['google_enable_gsc'] ) && ! empty( $settings['google_gsc_site_url'] ) ) {
+			$gsc_client = new Groq_AI_Google_Search_Console_Client( $oauth_client );
+			$result     = $gsc_client->list_sites( $settings );
+			if ( is_wp_error( $result ) ) {
+				$this->redirect_with_google_notice( 'test', $result->get_error_message(), $redirect, 'error' );
+			}
+			$messages[] = __( 'Search Console API bereikbaar.', GROQ_AI_PRODUCT_TEXT_DOMAIN );
+		}
+
+		if ( ! empty( $settings['google_enable_ga'] ) && ! empty( $settings['google_ga4_property_id'] ) ) {
+			$ga_client = new Groq_AI_Google_Analytics_Data_Client( $oauth_client );
+			$end_date  = gmdate( 'Y-m-d' );
+			$start_date = gmdate( 'Y-m-d', time() - ( 7 * DAY_IN_SECONDS ) );
+			$summary   = $ga_client->get_property_sessions_summary( $settings, $settings['google_ga4_property_id'], $start_date, $end_date );
+			if ( is_wp_error( $summary ) ) {
+				$this->redirect_with_google_notice( 'test', $summary->get_error_message(), $redirect, 'error' );
+			}
+			$sessions = isset( $summary['sessions'] ) ? absint( $summary['sessions'] ) : 0;
+			$messages[] = sprintf( __( 'GA4 API bereikbaar (sessies laatste 7 dagen: %d).', GROQ_AI_PRODUCT_TEXT_DOMAIN ), $sessions );
+		}
+
+		$this->redirect_with_google_notice( 'test', implode( ' ', $messages ), $redirect );
+	}
+
+	public function handle_save_term_content() {
+		if ( ! current_user_can( 'manage_options' ) ) {
+			wp_die( esc_html__( 'Je hebt geen toestemming om deze actie uit te voeren.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), '', [ 'response' => 403 ] );
+		}
+
+		check_admin_referer( 'groq_ai_save_term_content' );
+
+		$taxonomy = isset( $_POST['taxonomy'] ) ? sanitize_key( wp_unslash( $_POST['taxonomy'] ) ) : '';
+		$term_id  = isset( $_POST['term_id'] ) ? absint( $_POST['term_id'] ) : 0;
+
+		if ( '' === $taxonomy || ! taxonomy_exists( $taxonomy ) || ! $term_id ) {
+			$this->redirect_with_term_notice( $taxonomy, $term_id, 'error', __( 'Ongeldige term.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), 'error' );
+		}
+
+		$term = get_term( $term_id, $taxonomy );
+		if ( ! $term || is_wp_error( $term ) ) {
+			$this->redirect_with_term_notice( $taxonomy, $term_id, 'error', __( 'Term niet gevonden.', GROQ_AI_PRODUCT_TEXT_DOMAIN ), 'error' );
+		}
+
+		$description        = isset( $_POST['description'] ) ? wp_kses_post( wp_unslash( $_POST['description'] ) ) : '';
+		$bottom_description = isset( $_POST['groq_ai_term_bottom_description'] ) ? wp_kses_post( wp_unslash( $_POST['groq_ai_term_bottom_description'] ) ) : '';
+		$custom_prompt      = isset( $_POST['groq_ai_term_custom_prompt'] ) ? sanitize_textarea_field( wp_unslash( $_POST['groq_ai_term_custom_prompt'] ) ) : '';
+
+		$update = wp_update_term(
+			$term_id,
+			$taxonomy,
+			[
+				'description' => $description,
+			]
+		);
+
+		if ( is_wp_error( $update ) ) {
+			$this->redirect_with_term_notice( $taxonomy, $term_id, 'error', $update->get_error_message(), 'error' );
+		}
+
+		$settings        = $this->plugin->get_settings();
+		$bottom_meta_key = $this->resolve_term_bottom_description_meta_key( $term, $settings );
+		$bottom_meta_key = '' !== $bottom_meta_key ? $bottom_meta_key : 'groq_ai_term_bottom_description';
+		update_term_meta( $term_id, $bottom_meta_key, $bottom_description );
+
+		if ( '' === trim( $custom_prompt ) ) {
+			delete_term_meta( $term_id, 'groq_ai_term_custom_prompt' );
+		} else {
+			update_term_meta( $term_id, 'groq_ai_term_custom_prompt', $custom_prompt );
+		}
+
+		if ( isset( $_POST['groq_ai_term_bottom_description'] ) && $bottom_meta_key !== 'groq_ai_term_bottom_description' ) {
+			update_term_meta( $term_id, 'groq_ai_term_bottom_description', $bottom_description );
+		}
+
+		if ( $this->plugin->is_module_enabled( 'rankmath', $settings ) ) {
+			$rankmath_keys        = $this->resolve_rankmath_term_meta_keys( $term, $settings );
+			$rankmath_title       = isset( $_POST['groq_ai_rankmath_meta_title'] ) ? sanitize_text_field( wp_unslash( $_POST['groq_ai_rankmath_meta_title'] ) ) : '';
+			$rankmath_description = isset( $_POST['groq_ai_rankmath_meta_description'] ) ? sanitize_textarea_field( wp_unslash( $_POST['groq_ai_rankmath_meta_description'] ) ) : '';
+			$rankmath_keywords    = isset( $_POST['groq_ai_rankmath_focus_keywords'] ) ? sanitize_text_field( wp_unslash( $_POST['groq_ai_rankmath_focus_keywords'] ) ) : '';
+
+			update_term_meta( $term_id, $rankmath_keys['title'], $rankmath_title );
+			update_term_meta( $term_id, $rankmath_keys['description'], $rankmath_description );
+			update_term_meta( $term_id, $rankmath_keys['focus_keyword'], $rankmath_keywords );
+		}
+
+		$this->redirect_with_term_notice( $taxonomy, $term_id, 'saved', __( 'Term opgeslagen.', GROQ_AI_PRODUCT_TEXT_DOMAIN ) );
+	}
 }