working on patching vcards

contact/src/main/java/de/srsoftware/umbrella/contact/ContactDb.java

@@ -3,8 +3,13 @@ package de.srsoftware.umbrella.contact;
 
 import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
 import de.srsoftware.umbrella.core.model.Contact;
+
 import java.util.Map;
 
 public interface ContactDb {
-	Map<Long,Contact> listContactsOf(long id) throws UmbrellaException;
+	Map<Long,Contact> listContactsOf(long userId) throws UmbrellaException;
+
+	Contact load(long id, long userId);
+
+	Contact save(Contact contact);
 }

contact/src/main/java/de/srsoftware/umbrella/contact/ContactModule.java

@@ -50,6 +50,30 @@ public class ContactModule extends BaseHandler implements ContactService {
 		}
 	}
 
+	@Override
+	public boolean doPatch(Path path, HttpExchange ex) throws IOException {
+		addCors(ex);
+		try {
+			Optional<Token> token = SessionToken.from(ex).map(Token::of);
+			var user = userService().loadUser(token);
+			if (user.isEmpty()) return unauthorized(ex);
+			var head = path.pop();
+			try {
+				var id = Long.parseLong(head);
+				return patchContact(id, user.get(), ex);
+			} catch (Exception ignored){
+				return super.doPatch(path,ex);
+			}
+		} catch (UmbrellaException e) {
+			return send(ex,e);
+		}
+	}
+
+	private boolean patchContact(long id, UmbrellaUser user, HttpExchange ex) throws IOException {
+		var contact = contactDb.load(id, user.id()).patch(json(ex));
+		return sendContent(ex,contactDb.save(contact).toMap());
+	}
+
 	private boolean getContacts(UmbrellaUser user, HttpExchange ex) throws IOException {
 		return sendContent(ex,mapValues(listContactsOf(user)));
 	}

contact/src/main/java/de/srsoftware/umbrella/contact/SqliteDb.java

@@ -7,6 +7,8 @@ import static de.srsoftware.tools.jdbc.Query.select;
 import static de.srsoftware.umbrella.contact.Constants.*;
 import static de.srsoftware.umbrella.core.Constants.*;
 import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.databaseException;
+import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.notFound;
+import static java.lang.System.Logger.Level.ERROR;
 import static java.text.MessageFormat.format;
 
 import de.srsoftware.umbrella.core.BaseDb;
@@ -72,4 +74,23 @@ public class SqliteDb extends BaseDb implements ContactDb{
 		}
 	}
 
+	@Override
+	public Contact load(long id, long userId) {
+		try {
+			var rs = select(ALL).from(TABLE_CONTACTS).leftJoin(ID,TABLE_CONTACTS_USERS,CONTACT_ID).where(USER_ID,equal(userId)).where(ID,equal(id)).exec(db);
+			Contact contact = null;
+			if (rs.next()) contact = Contact.of(rs);
+			rs.close();
+			if (contact != null) return contact;
+			throw notFound("Failed to load contact with id = {0}",id);
+		} catch (SQLException e) {
+			throw databaseException("Failed to load contacts of user {0}",userId);
+		}
+	}
+
+	@Override
+	public Contact save(Contact contact) {
+		LOG.log(ERROR,"Save not implemented!");
+		return contact;
+	}
 }

core/src/main/java/de/srsoftware/umbrella/core/Constants.java

@@ -99,6 +99,7 @@ public class Constants {
 	public static final String FIELD_TYPE_PREFIX = "type_prefix";
 	public static final String FIELD_TYPE_SUFFIX = "type_suffix";
 	public static final String FIELD_UNIT = "unit";
+	public static final String FROM = "from";
 	public static final String FULLTEXT = "fulltext";
 
 	public static final String GET	          = "GET";
@@ -168,6 +169,7 @@ public class Constants {
 	public static final String THEME = "theme";
 	public static final String TITLE = "title";
 	public static final String TIMESTAMP = "timestamp";
+	public static final String TO = "to";
 	public static final String TOKEN = "token";
 	public static final String TOTAL_PRIO = "total_prio";
 	public static final String TYPE = "type";

core/src/main/java/de/srsoftware/umbrella/core/model/Contact.java

@@ -2,8 +2,11 @@
 package de.srsoftware.umbrella.core.model;
 
 import static de.srsoftware.umbrella.core.Constants.*;
+import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.missingFieldException;
 
 import de.srsoftware.tools.Mappable;
+import org.json.JSONObject;
+
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.Map;
@@ -17,4 +20,10 @@ public record Contact(long id, String vcard) implements Mappable {
 	public Map<String, Object> toMap() {
 		return Map.of(ID,id,VCARD,vcard);
 	}
+
+	public Contact patch(JSONObject json) {
+		if (!(json.get(FROM) instanceof String from)) throw missingFieldException(FROM);
+		if (!(json.get(TO) instanceof String to)) throw missingFieldException(TO);
+		return new Contact(id,vcard.replace(from, to));
+	}
 }

frontend/src/routes/contact/Card.svelte

@@ -1,6 +1,9 @@
 <script>
+    import { api } from '../../urls.svelte';
+    import { error, yikes } from '../../warn.svelte';
     import { t }   from '../../translations.svelte';
 
+
     import Address from './Address.svelte';
     import Email from './Email.svelte';
     import ExtraField from './ExtraField.svelte';
@@ -12,9 +15,28 @@
 
     let addresses = $derived(contact.vcard.match(/^ADR.*:.+$/gm));
     let code = $state(false);
+    let fns = $derived(contact.vcard.match(/^FN.*:.+$/gm));
     let emails = $derived(contact.vcard.match(/^EMAIL.*:.+$/gm));
     let extra_fields = $derived(contact.vcard.match(/^X-.*:.+/gm));
 
+    async function patch(from,to){
+        console.log(`patch(${contact.id}: ${from} → ${to})`);
+        if (from == to) return;
+        const url = api(`contact/${contact.id}`);
+        const res = await fetch(url,{
+            method:'PATCH',
+            credentials:'include',
+            body:JSON.stringify({from:from,to:to})
+        });
+        if (res.ok){
+            yikes();
+            contact = await res.json();
+        } else {
+            error(res);
+        }
+        return true;
+    }
+
     function toggleCode(){
         code = !code;
     }
@@ -23,14 +45,16 @@
 <fieldset class="vcard">
     <legend>
         {t('contact_number',{number:contact.id})}
-        <button class="symbol" onclick={toggleCode}>C</button>
+        <button class="symbol" onclick={toggleCode}></button>
     </legend>
     <table>
         <thead></thead>
         <tbody>
             <tr>
                 <td>
-                    <FN vcard={contact.vcard} />
+                    {#each fns as code}
+                    <FN {code} {patch} />
+                    {/each}
                 </td>
                 {#if code}
                 <td rowspan="6">

frontend/src/routes/contact/FN.svelte

@@ -1,12 +1,18 @@
 <script>
+    import LineEditor from '../../Components/LineEditor.svelte';
     import { fn } from '../../vcard.js';
     import { t }  from '../../translations.svelte';
 
-    let { vcard } = $props();
+    let { code, patch = (from, to) => true } = $props();
 
-    let name = $derived(fn(vcard));
+    let name = $derived(fn(code));
+
+    function onSet(newVal){
+        const newCode = code.replace(name,newVal);
+        return patch(code,newCode);
+    }
 </script>
 
 {#if name}
-<span class="formatted name">{name}</span>
+<LineEditor type="span" editable={true} value={name} {onSet} />
 {/if}