preparing item service for use in document service

backend/build.gradle.kts

@@ -15,6 +15,7 @@ dependencies{
     implementation(project(":contact"))
     implementation(project(":core"))
     implementation(project(":documents"))
+    implementation(project(":items"))
     implementation(project(":legacy"))
     implementation(project(":markdown"))
     implementation(project(":messages"))

backend/src/main/java/de/srsoftware/umbrella/backend/Application.java

@@ -12,6 +12,7 @@ import de.srsoftware.umbrella.company.CompanyModule;
 import de.srsoftware.umbrella.core.Util;
 import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
 import de.srsoftware.umbrella.documents.DocumentApi;
+import de.srsoftware.umbrella.items.ItemApi;
 import de.srsoftware.umbrella.legacy.LegacyApi;
 import de.srsoftware.umbrella.markdown.MarkdownApi;
 import de.srsoftware.umbrella.message.MessageApi;
@@ -57,12 +58,14 @@ public class Application {
 		var userModule        = new UserModule(config,messageSystem);
 		var companyModule     = new CompanyModule(config, userModule);
 		var documentApi       = new DocumentApi(companyModule, config);
+		var itemApi           = new ItemApi(config,userModule);
 		var legacyApi         = new LegacyApi(userModule.userDb(),config);
 		var markdownApi       = new MarkdownApi(userModule);
 		var messageApi        = new MessageApi(messageSystem);
 		var webHandler        = new WebHandler();
 
 		documentApi      .bindPath("/api/document")    .on(server);
+		itemApi			 .bindPath("/api/items")       .on(server);
 		markdownApi		 .bindPath("/api/markdown")    .on(server);
 		messageApi       .bindPath("/api/messages")    .on(server);
 		translationModule.bindPath("/api/translations").on(server);

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

@@ -72,7 +72,7 @@ public abstract class BaseHandler extends PathHandler {
 		return sendEmptyResponse(HTTP_UNAUTHORIZED,ex);
 	}
 
-	public boolean notImplemented(HttpExchange ex,String message,Object clazz) throws IOException{
-		return sendContent(ex,HTTP_NOT_IMPLEMENTED,format(message,clazz.getClass().getSimpleName()));
+	public boolean notImplemented(HttpExchange ex,String method,Object clazz) throws IOException{
+		return sendContent(ex,HTTP_NOT_IMPLEMENTED,format("{0}.{1} not implemented",clazz.getClass().getSimpleName(),method));
 	}
 }

frontend/src/routes/document/ItemList.svelte

@@ -1,7 +1,26 @@
 <script>
+    import { t } from '../../translations.svelte.js';
+    import { onMount } from 'svelte';
+
+    let items = $state(null);
+    let error = $state(null);
+    async function loadItems(){
+        const url = `${location.protocol}//${location.host.replace('5173','8080')}/api/items/list`;
+        const resp = await fetch(url,{credentials:'include'});
+        if (resp.ok){
+            items = await resp.json();
+        } else {
+            error = await resp.body();
+        }
+    }
+
+    onMount(loadItems);
 
 </script>
 
 <div>
     <h1>Items</h1>
+    {#if error}
+    <span class="error">{error}</span>
+    {/if}
 </div>

items/build.gradle.kts

@@ -0,0 +1,8 @@
+description = "Umbrella : Items"
+
+dependencies{
+    implementation(project(":core"))
+    implementation("de.srsoftware:configuration.api:1.0.2")
+    implementation("de.srsoftware:tools.jdbc:1.3.2")
+    implementation("de.srsoftware:tools.util:2.0.3")
+}

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

@@ -0,0 +1,7 @@
+package de.srsoftware.umbrella.items;
+
+public class Constants {
+	private Constants(){}
+
+	public static final String CONFIG_DATABASE = "umbrella.modules.items.database";
+}

items/src/main/java/de/srsoftware/umbrella/items/Item.java

@@ -0,0 +1,4 @@
+package de.srsoftware.umbrella.items;
+
+public class Item {
+}

items/src/main/java/de/srsoftware/umbrella/items/ItemApi.java

@@ -0,0 +1,53 @@
+package de.srsoftware.umbrella.items;
+
+import com.sun.net.httpserver.HttpExchange;
+import de.srsoftware.configuration.Configuration;
+import de.srsoftware.tools.Path;
+import de.srsoftware.tools.SessionToken;
+import de.srsoftware.umbrella.core.BaseHandler;
+import de.srsoftware.umbrella.core.api.UserService;
+import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
+import de.srsoftware.umbrella.core.model.Token;
+import de.srsoftware.umbrella.core.model.UmbrellaUser;
+
+import java.io.IOException;
+import java.util.Optional;
+
+import static de.srsoftware.umbrella.core.ConnectionProvider.connect;
+import static de.srsoftware.umbrella.core.Paths.LIST;
+import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.missingFieldException;
+import static de.srsoftware.umbrella.items.Constants.CONFIG_DATABASE;
+
+public class ItemApi extends BaseHandler {
+
+	private final ItemDb itemDb;
+	private final UserService users;
+
+	public ItemApi(Configuration config, UserService userService) throws UmbrellaException {
+		var dbFile = config.get(CONFIG_DATABASE).orElseThrow(() -> missingFieldException(CONFIG_DATABASE));
+		itemDb = new SqliteDb(connect(dbFile));
+		users = userService;
+	}
+
+	@Override
+	public boolean doGet(Path path, HttpExchange ex) throws IOException {
+		addCors(ex);
+		try {
+			Optional<Token> token = SessionToken.from(ex).map(Token::of);
+			var user = users.loadUser(token);
+			if (user.isEmpty()) return unauthorized(ex);
+			var head = path.pop();
+			return switch (head) {
+				case LIST -> listItems(ex,user);
+				default -> super.doGet(path,ex);
+			};
+		} catch (UmbrellaException e){
+			return send(ex,e);
+		}
+	}
+
+	private boolean listItems(HttpExchange ex, Optional<UmbrellaUser> user) throws IOException {
+		var items = itemDb.list();
+		return notImplemented(ex,"listItems",this);
+	}
+}

items/src/main/java/de/srsoftware/umbrella/items/ItemDb.java

@@ -0,0 +1,7 @@
+package de.srsoftware.umbrella.items;
+
+import java.util.Collection;
+
+public interface ItemDb {
+	Collection<Item> list();
+}

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

@@ -0,0 +1,11 @@
+package de.srsoftware.umbrella.items;
+
+import java.sql.Connection;
+
+public class SqliteDb implements ItemDb{
+	private final Connection db;
+
+	public SqliteDb(Connection connection) {
+		db = connection;
+	}
+}

settings.gradle.kts

@@ -13,3 +13,4 @@ include("company")
 include("contact")
 
 include("markdown")
+include("items")