working on VCARD parsing

frontend/src/routes/contact/Index.svelte

@@ -4,7 +4,55 @@
     import { error, yikes } from '../../warn.svelte';
     import { t }       from '../../translations.svelte';
 
-    let contacts = $state({})
+    let contacts = $state(null)
+
+    function parseAdr(key,val){
+        var parts = val.split(';');
+        var adr = {
+            postbox : parts[0],
+            ext : parts[1],
+            street : parts[2],
+            locality : parts[3],
+            region : parts[4],
+            code : parts[5],
+            country : parts[6]
+        }
+        parts = key.split(';');
+        for (let part of parts){
+            let inner = part.split('=');
+            if (inner.length<2) continue;
+            const k = inner[0];
+            const v = inner.slice(1).join('=');
+            adr[k] = v;
+        }
+        return adr;
+    }
+
+    function parse(data){
+        var code = data.vcard;
+        const lines = code.split("\n");
+        let unprocessed = null;
+        var o = {};
+        for (var line of lines){
+            if (unprocessed = null) unprocessed = line;
+            if (line.startsWith(' ')) { // extend line
+                unprocessed += line.substring(1);
+            } else {
+                // process complete line
+                const parts = line.split(':');
+                var prefix = parts[0];
+                var val = parts.slice(1).join(':');
+                var key = prefix.split(';')[0].toUpperCase();
+                switch (key) {
+                    case "ADR": o[key] = parseAdr(prefix,val); break;
+                    default:
+                        if (key) o[prefix]=val;
+                }
+                unprocessed = line;
+            }
+        }
+        console.log(o);
+    }
 
     async function load(){
         const url = api('contact/list');
@@ -12,7 +60,8 @@
         if (res.ok){
             yikes();
             var data = await res.json();
-            console.log(data);
+            contacts = Object.values(data).map(parse).sort((a,b) => a.FN.localeCompare(b.FN));
+            console.log(contacts);
         } else {
             error(res);
         }