From 7949fcdc683d07689bad5da5d20bfa3eeb5a6a46 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Tue, 5 Sep 2023 01:25:00 +0200
Subject: Move frontend code to subdirectories, to simplify command line flags.

---
 static/ts/server_connect.ts | 133 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 static/ts/server_connect.ts

(limited to 'static/ts/server_connect.ts')

diff --git a/static/ts/server_connect.ts b/static/ts/server_connect.ts
new file mode 100644
index 00000000..29f5bab2
--- /dev/null
+++ b/static/ts/server_connect.ts
@@ -0,0 +1,133 @@
+export { create_event, remove_event }
+
+import { jcal_to_xcal } from './jcal'
+import { VEvent } from './vevent'
+import { uid } from './types'
+import { vcal_objects } from './globals'
+import { PopupElement } from './components/popup-element'
+
+async function remove_event(uid: uid) {
+    let element = vcal_objects.get(uid);
+    if (!element) {
+        console.error(`No VEvent with that uid = '${uid}', giving up`)
+        return;
+    }
+
+    let data = new URLSearchParams();
+    data.append('uid', uid);
+
+    let response = await fetch('/remove', {
+        method: 'POST',
+        body: data
+    });
+
+    console.log(response);
+    // toggle_popup(popup_from_event(element));
+
+    if (response.status < 200 || response.status >= 300) {
+        let body = await response.text();
+        alert(`HTTP error ${response.status}\n${body}`)
+    } else {
+        /* Remove all HTML components which belong to this vevent */
+        for (let component of element.registered) {
+            component.remove();
+        }
+        /* remove the vevent from our global store,
+           hopefully also freeing it for garbace collection */
+        vcal_objects.delete(uid);
+    }
+}
+
+// function event_to_jcal(event) {
+//     /* encapsulate event in a shim calendar, to ensure that
+//        we always send correct stuff */
+//     return ['vcalendar',
+//         [
+//             /*
+//               'prodid' and 'version' are technically both required (RFC 5545,
+//               3.6 Calendar Components).
+//             */
+//         ],
+//         [
+//             /* vtimezone goes here */
+//             event.properties.to_jcal()
+//         ]
+//     ];
+// }
+
+async function create_event(event: VEvent) {
+
+    // let xml = event.getElementsByTagName("icalendar")[0].outerHTML
+    let calendar = event.calendar;
+    if (!calendar) {
+        console.error("Can't create event without calendar")
+        return;
+    }
+
+    console.log('calendar =', atob(calendar)/*, xml*/);
+
+    let data = new URLSearchParams();
+    data.append("cal", calendar);
+    // data.append("data", xml);
+
+    // console.log(event);
+
+    let jcal = event.to_jcal();
+    // console.log(jcal);
+
+    let doc: Document = jcal_to_xcal(jcal);
+    // console.log(doc);
+    let str = doc.documentElement.outerHTML;
+    console.log(str);
+    data.append("data", str);
+
+    // console.log(event.properties);
+
+    let response = await fetch('/insert', {
+        method: 'POST',
+        body: data
+    });
+
+    console.log(response);
+    if (response.status < 200 || response.status >= 300) {
+        let body = await response.text();
+        alert(`HTTP error ${response.status}\n${body}`)
+        return;
+    }
+
+    /* response from here on is good */
+
+    // let body = await response.text();
+
+    /* server is assumed to return an XML document on the form
+       <properties>
+       **xcal property** ...
+       </properties>
+       parse that, and update our own vevent with the data.
+    */
+
+    // let parser = new DOMParser();
+    // let return_properties = parser
+    //     .parseFromString(body, 'text/xml')
+    //     .children[0];
+
+    // let child;
+    // while ((child = return_properties.firstChild)) {
+    //     let target = event.querySelector(
+    //         "vevent properties " + child.tagName);
+    //     if (target) {
+    //         target.replaceWith(child);
+    //     } else {
+    //         event.querySelector("vevent properties")
+    //             .appendChild(child);
+    //     }
+    // }
+
+    for (let r of event.registered) {
+        r.classList.remove('generated');
+        if (r instanceof PopupElement) {
+            console.log(r);
+            r.removeAttribute('visible');
+        }
+    }
+}
-- 
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