add hasOverview and hasChangelog to Addon manager

src/core/managers/Addon.js

@@ -11,7 +11,7 @@ import { open as openModal } from '@vizality/modal';
 import { isArray } from '@vizality/util/array';
 import { Avatars, Events as _Events } from '@vizality/constants';
 import http from 'isomorphic-git/http/node';
-import { join, resolve, sep } from 'path';
+import { join, resolve, sep, extname } from 'path';
 import { clone } from 'isomorphic-git';
 import { Messages } from '@vizality/i18n';
 import { watch } from 'chokidar';
@@ -138,12 +138,40 @@ export default class AddonManager extends Events {
   hasScreenshots (addonId) {
     try {
       const addon = this.get(addonId);
-      return Boolean(addon?.screenshots);
+      return Boolean(addon?.manifest?.screenshots);
     } catch (err) {
       return this._error(`An error occurred while checking for screenshots for "${addonId}"!`, err);
     }
   }
 
+  /**
+   * 
+   * @param {string} addonId Addon ID
+   * @returns 
+   */
+  hasOverview (addonId) {
+    try {
+      const addon = this.get(addonId);
+      return Boolean(addon?.sections?.overview);
+    } catch (err) {
+      return this._error(`An error occurred while checking for overview for "${addonId}"!`, err);
+    }
+  }
+
+  /**
+   * 
+   * @param {string} addonId Addon ID
+   * @returns 
+   */
+  hasChangelog (addonId) {
+    try {
+      const addon = this.get(addonId);
+      return Boolean(addon?.sections?.changelog);
+    } catch (err) {
+      return this._error(`An error occurred while checking for changelog for "${addonId}"!`, err);
+    }
+  }
+
   /**
    * 
    * @returns 
@@ -228,6 +256,7 @@ export default class AddonManager extends Events {
       });
 
       this._setAddonIcon(addonId, manifest);
+      this._setScreenshotImages(addonId, manifest);
       this._items.set(addonId, new Addon());
     } catch (err) {
       return this._error(`An error occurred while initializing "${addonId}"!`, err);
@@ -664,6 +693,38 @@ export default class AddonManager extends Events {
     }
   }
 
+    /**
+    * 
+    */
+  _setScreenshotImages (addonId, manifest) {
+    try {
+      const validExtensions = [ '.png', '.jpg', '.jpeg', '.gif', '.webp' ];
+      const screenshotUrls = [];
+      if (isArray(manifest.screenshots)) {
+        manifest.screenshot.forEach(screenshot => {
+          if (!validExtensions.some(ext => screenshot.endsWith(ext))) {
+            this._warn(`${toTitleCase(this.type)} screenshots must be of type .png, .jpg, .jpeg, .gif, or .webp`);
+          } else {
+            screenshotUrls.push(`vz-${this.type}://${addonId}/${screenshot}`)
+          }
+        });
+      } else {
+          const screenshotsDir = join(this.dir, addonId, 'screenshots');
+          const hasScreenshots = existsSync(screenshotsDir) && lstatSync(screenshotsDir)?.isDirectory();
+          if (hasScreenshots) {
+            const previewImages = [];
+            const validExtensions = [ '.png', '.gif', '.jpg', '.jpeg', '.webp' ];
+            readdirSync(screenshotsDir)
+              .filter(file => validExtensions.indexOf(extname(file).toLowerCase()) !== -1)
+              .map(file => previewImages.push(`vz-${this.type}://${addonId}/screenshots/${file}`));
+            return manifest.screenshots = previewImages;
+          }
+      }
+    } catch (err) {
+      return this._error(err);
+    }
+  }
+    
   /**
    * Enables the addon directory watcher.
    * @private