Support applink update

src/applinks.js

@@ -45,18 +45,14 @@ async function list() {
     return results;
 }
 
-async function add(applink) {
+async function amendIconAndLabel(applink) {
     assert.strictEqual(typeof applink, 'object');
-    assert.strictEqual(typeof applink.upstreamUri, 'string');
 
-    debug(`add: ${applink.upstreamUri}`, applink);
+    const [error, response] = await safe(superagent.get(applink.upstreamUri));
+    if (error || !response.text) throw new BoxError(BoxError.BAD_FIELD, 'cannot fetch applink icon');
 
-    // TODO applink property validation and fetch icon and label if not provided
+    const dom = new jsdom.JSDOM(response.text);
     if (!applink.icon) {
-        const [error, response] = await safe(superagent.get(applink.upstreamUri));
-        if (error || !response.text) throw new BoxError(BoxError.BAD_FIELD, 'cannot fetch applink icon');
-
-        const dom = new jsdom.JSDOM(response.text);
         if (dom.window.document.querySelector('link[rel="icon"]')) {
             const favicon = dom.window.document.querySelector('link[rel="icon"]').href ;
             const [error, response] = await safe(superagent.get(favicon));
@@ -67,9 +63,20 @@ async function add(applink) {
         } else {
             debug(`Cannot fetch icon for ${applink.upstreamUri}`);
         }
+    }
 
+    if (!applink.lable) {
         if (dom.window.document.title) applink.label = dom.window.document.title;
     }
+}
+
+async function add(applink) {
+    assert.strictEqual(typeof applink, 'object');
+    assert.strictEqual(typeof applink.upstreamUri, 'string');
+
+    debug(`add: ${applink.upstreamUri}`, applink);
+
+    await amendIconAndLabel(applink);
 
     const data = {
         id: uuid.v4(),
@@ -92,8 +99,6 @@ async function add(applink) {
 async function get(applinkId) {
     assert.strictEqual(typeof applinkId, 'string');
 
-    debug(`get: ${applinkId}`);
-
     const result = await database.query(`SELECT ${APPLINKS_FIELDS} FROM applinks WHERE id = ?`, [ applinkId ]);
     if (result.length === 0) throw new BoxError(BoxError.NOT_FOUND, 'Applink not found');
 
@@ -108,6 +113,14 @@ async function update(applinkId, applink) {
     assert.strictEqual(typeof applink.upstreamUri, 'string');
 
     debug(`update: ${applinkId} ${applink.upstreamUri}`, applink);
+
+    await amendIconAndLabel(applink);
+
+    const query = 'UPDATE applinks SET label=?, icon=?, upstreamUri=? WHERE id = ?';
+    const args = [ applink.label, applink.icon, applink.upstreamUri, applinkId ];
+
+    const result = await database.query(query, args);
+    if (result.affectedRows !== 1) throw new BoxError(BoxError.NOT_FOUND, 'Applink not found');
 }
 
 async function remove(applinkId) {
@@ -122,8 +135,6 @@ async function remove(applinkId) {
 async function getIcon(applinkId) {
     assert.strictEqual(typeof applinkId, 'string');
 
-    debug(`getIcon: ${applinkId}`);
-
     const applink = await get(applinkId);
 
     return applink.icon;

src/routes/applinks.js

@@ -51,7 +51,7 @@ async function update(req, res, next) {
 
     if (!req.body.upstreamUri || typeof req.body.upstreamUri !== 'string') return next(new HttpError(400, 'upstreamUri must be a non-empty string'));
 
-    const [error] = await safe(applinks.get(req.params.id, req.body));
+    const [error] = await safe(applinks.update(req.params.id, req.body));
     if (error) return next(BoxError.toHttpError(error));
 
     next(new HttpSuccess(202, {}));