From 761b1d1c46584a7e4206f362a14f2bae2a3a6095 Mon Sep 17 00:00:00 2001
From: Daniel Waxweiler <daniel.waxweiler@pm.me>
Date: Sat, 11 Nov 2023 20:12:30 +0100
Subject: [PATCH] wip

---
 source/connector-mobilizon.php          |  6 +++
 source/front/blocks/events-list/edit.js | 25 +++++++++++-
 source/front/events-displayer.js        |  2 +-
 source/includes/Api.php                 | 52 +++++++++++++++++++++++++
 4 files changed, 83 insertions(+), 2 deletions(-)
 create mode 100644 source/includes/Api.php

diff --git a/source/connector-mobilizon.php b/source/connector-mobilizon.php
index b9cac8a..6c9097a 100644
--- a/source/connector-mobilizon.php
+++ b/source/connector-mobilizon.php
@@ -13,6 +13,7 @@
 require_once __DIR__ . '/includes/exceptions/GeneralException.php';
 require_once __DIR__ . '/includes/exceptions/GroupNotFoundException.php';
 require_once __DIR__ . '/includes/Constants.php';
+require_once __DIR__ . '/includes/Api.php';
 require_once __DIR__ . '/includes/EventsCache.php';
 require_once __DIR__ . '/includes/Settings.php';
 require_once __DIR__ . '/includes/DateTimeWrapper.php';
@@ -30,6 +31,7 @@ if (!defined('ABSPATH')) {
 final class Mobilizon_Connector {
 
   private function __construct() {
+    add_action('init', [$this, 'register_api']);
     add_action('init', [$this, 'register_blocks']);
     add_action('init', [$this, 'register_settings'], 1); // required for register_blocks
     add_action('init', [$this, 'register_shortcut']);
@@ -60,6 +62,10 @@ final class Mobilizon_Connector {
     wp_add_inline_script($scriptName, 'var MOBILIZON_CONNECTOR = ' . json_encode($settings), 'before');
   }
 
+  public function register_api() {
+    MobilizonConnector\Api::init();
+  }
+
   public function register_blocks() {
     $scriptName = MobilizonConnector\EventsListBlock::initAndReturnScriptName();
     $this->load_settings_globally_before_script($scriptName);
diff --git a/source/front/blocks/events-list/edit.js b/source/front/blocks/events-list/edit.js
index d1da0bf..3612b2f 100644
--- a/source/front/blocks/events-list/edit.js
+++ b/source/front/blocks/events-list/edit.js
@@ -1,5 +1,9 @@
 /* eslint-disable @wordpress/i18n-ellipsis */
 import { loadEventList } from '../../events-loader.js'
+import {
+  showLoadingIndicator,
+  hideLoadingIndicator
+} from '../../events-displayer.js'
 
 const { InspectorControls, useBlockProps } = wp.blockEditor
 const { PanelBody } = wp.components
@@ -23,7 +27,25 @@ export default ({ attributes, setAttributes }) => {
     timer = setTimeout(() => {
       const container = document.getElementById(blockProps.id)
       if (container) {
-        loadEventList(container)
+        // loadEventList(container)
+        // TODO use API instead
+        
+        // TODO not using newest values yet
+        showLoadingIndicator(container)
+        const eventsCount = attributes.eventsCount
+        const groupName = attributes.groupName
+        let url = `/wp-json/connector-mobilizon/v1/events?eventsCount=${eventsCount}`
+        if (groupName) {
+          url += `&groupName=${groupName}`
+        }
+        fetch(url)
+          .then((response) => response.text()) // TODO also handle response.ok being false
+          .then((data) => {
+            console.log(data) // TODO handle
+          })
+          .finally(() => {
+            hideLoadingIndicator(container)
+          })
       }
     }, 500)
   }
@@ -37,6 +59,7 @@ export default ({ attributes, setAttributes }) => {
     reloadEventList()
   }
   function updateGroupName(event) {
+    // TODO not triggered on pasting only
     setAttributes({ groupName: event.target.value })
     reloadEventList()
   }
diff --git a/source/front/events-displayer.js b/source/front/events-displayer.js
index 96abf20..7c9a48b 100644
--- a/source/front/events-displayer.js
+++ b/source/front/events-displayer.js
@@ -84,7 +84,7 @@ export function showLoadingIndicator(container) {
   indicator.style.display = 'block'
 }
 
-function hideLoadingIndicator(container) {
+export function hideLoadingIndicator(container) {
   const indicator = container.querySelector('.loading-indicator')
   indicator.style.display = 'none'
 }
diff --git a/source/includes/Api.php b/source/includes/Api.php
new file mode 100644
index 0000000..a21449f
--- /dev/null
+++ b/source/includes/Api.php
@@ -0,0 +1,52 @@
+<?php
+namespace MobilizonConnector;
+
+class Api {
+  public static function init() {
+    add_action('rest_api_init', 'MobilizonConnector\Api::init_api');
+  }
+
+  public static function init_api() {
+    register_rest_route(
+      NAME . '/v1',
+      '/events',
+      [
+        'methods' => 'GET',
+        'callback' => 'MobilizonConnector\Api::get_events',
+        'args' => [
+          'eventsCount' => [
+            'required' => true,
+            'validate_callback' => function($param, $request, $key) {
+              return is_numeric($param) && $param > 0;
+            }
+          ],
+          'groupName' => [
+            'validate_callback' => function($param, $request, $key) {
+              return !is_numeric($param);
+            }
+          ]
+        ]
+      ]
+      );
+  }
+
+  public static function get_events($request) {
+    $eventsCount = $request['eventsCount'];
+    $groupName = isset($request['groupName']) ? $request['groupName'] : '';
+
+    $url = Settings::getUrl();
+
+    try {
+      if ($groupName) {
+        $events = GraphQlClient::get_upcoming_events_by_group_name($url, (int) $eventsCount, $groupName);
+      } else {
+        $events = GraphQlClient::get_upcoming_events($url, (int) $eventsCount);
+      }
+      return $events;
+    } catch (GeneralException $e) {
+      return 'The events could not be loaded!';
+    } catch (GroupNotFoundException $e) {
+      return sprintf('The group "%s" could not be found!', $groupName);
+    }
+  }
+}