1 files changed, 116 insertions, 0 deletions
diff --git a/app/src/web/assets/js/context_a.ts b/app/src/web/assets/js/context_a.ts
new file mode 100644
index 00000000..4751bbdc
--- /dev/null
+++ b/app/src/web/assets/js/context_a.ts
@@ -0,0 +1,116 @@
+/**
+ * Context menu for links
+ * Largely mimics click_a.js
+ */
+
+(function () {
+    let longClick = false;
+
+    /**
+     * Given event and target, return true if handled and false otherwise.
+     */
+    type EventHandler = (e: Event, target: HTMLElement) => Boolean
+
+    const _frostCopyComment: EventHandler = (e, target) => {
+        if (!target.hasAttribute('data-commentid')) {
+            return false;
+        }
+        const text = target.innerText;
+        console.log(`Copy comment ${text}`);
+        Frost.contextMenu(null, text);
+        return true;
+    };
+
+    /**
+     * Posts should click a tag, with two parents up being div.story_body_container
+     */
+    const _frostCopyPost: EventHandler = (e, target) => {
+        if (target.tagName !== 'A') {
+            return false;
+        }
+        const parent1 = target.parentElement;
+        if (!parent1 || parent1.tagName !== 'DIV') {
+            return false;
+        }
+        const parent2 = parent1.parentElement;
+        if (!parent2 || !parent2.classList.contains('story_body_container')) {
+            return false;
+        }
+        const url = target.getAttribute('href');
+        const text = parent1.innerText;
+        console.log(`Copy post ${url} ${text}`);
+        Frost.contextMenu(url, text);
+        return true;
+    };
+
+    const _frostImage: EventHandler = (e, target) => {
+        let element: Element = target;
+        // Notifications are two layers under
+        for (let i = 0; i < 2; i++) {
+            if (element.tagName !== 'A') {
+                element = <Element>element.parentElement;
+            }
+        }
+        if (element.tagName !== 'A') {
+            return false;
+        }
+        const url = element.getAttribute('href');
+        if (!url || url === '#') {
+            return false;
+        }
+        const text = (<HTMLElement>element.parentElement).innerText;
+        // Check if image item exists, first in children and then in parent
+        let image = element.querySelector("[style*=\"background-image: url(\"]");
+        if (!image) {
+            image = (<Element>element.parentElement).querySelector("[style*=\"background-image: url(\"]")
+        }
+        if (image) {
+            const imageUrl = (<String>window.getComputedStyle(image, null).backgroundImage).trim().slice(4, -1);
+            console.log(`Context image: ${imageUrl}`);
+            Frost.loadImage(imageUrl, text);
+            return true;
+        }
+        // Check if true img exists
+        const img = element.querySelector("img[src*=scontent]");
+        if (img instanceof HTMLMediaElement) {
+            const imgUrl = img.src;
+            console.log(`Context img: ${imgUrl}`);
+            Frost.loadImage(imgUrl, text);
+            return true;
+        }
+        console.log(`Context content ${url} ${text}`);
+        Frost.contextMenu(url, text);
+        return true;
+    };
+
+    const handlers = [_frostCopyComment, _frostCopyPost, _frostImage];
+
+    const _frostAContext = (e: Event) => {
+        Frost.longClick(true);
+        longClick = true;
+
+        /*
+         * Commonality; check for valid target
+         */
+        const target = e.target || e.currentTarget || e.srcElement;
+        if (!(target instanceof HTMLElement)) {
+            console.log("No element found");
+            return
+        }
+        for (const h of handlers) {
+            if (h(e, target)) {
+                e.stopPropagation();
+                e.preventDefault();
+                return
+            }
+        }
+    };
+
+    document.addEventListener('contextmenu', _frostAContext, true);
+    document.addEventListener('touchend', () => {
+        if (longClick) {
+            Frost.longClick(false);
+            longClick = false
+        }
+    }, true);
+}).call(undefined);