From 71d9a4b15f35eeaa8126ebea1f23821ed6c45426 Mon Sep 17 00:00:00 2001
From: Stephan Richter <s.richter@srsoftware.de>
Date: Mon, 3 Nov 2025 20:16:57 +0100
Subject: [PATCH] working on referenceable locations

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>
---
 .../srsoftware/umbrella/core/Constants.java   | 21 ++++----
 frontend/src/routes/stock/Index.svelte        | 54 +++++++++++--------
 frontend/src/routes/stock/Locations.svelte    | 10 ++--
 .../srsoftware/umbrella/stock/SqliteDb.java   | 24 +++++++++
 .../de/srsoftware/umbrella/stock/StockDb.java | 29 +++++-----
 .../umbrella/stock/StockModule.java           |  4 +-
 6 files changed, 88 insertions(+), 54 deletions(-)

diff --git a/core/src/main/java/de/srsoftware/umbrella/core/Constants.java b/core/src/main/java/de/srsoftware/umbrella/core/Constants.java
index cb9bd49..b214f64 100644
--- a/core/src/main/java/de/srsoftware/umbrella/core/Constants.java
+++ b/core/src/main/java/de/srsoftware/umbrella/core/Constants.java
@@ -93,16 +93,17 @@ public class Constants {
 	public static final String OWNER_NUMBER = "owner_number";
 
 	public static final String PARENT_LOCATION_ID = "parent_location_id";
-	public static final String PARENT_TASK_ID = "parent_task_id";
-	public static final String PASS = "pass";
-	public static final String PASSWORD = "password";
-	public static final String PERMISSION = "permission";
-	public static final String POST             = "POST";
-	public static final String PRIORITY = "priority";
-	public static final String PROJECT = "project";
-	public static final String PROJECT_ID = "project_id";
-	public static final String PROPERTIES = "properties";
-	public static final String PROPERTY = "property";
+	public static final String PARENT_TASK_ID     = "parent_task_id";
+	public static final String PASS               = "pass";
+	public static final String PASSWORD           = "password";
+	public static final String PATH               = "path";
+	public static final String PERMISSION         = "permission";
+	public static final String POST               = "POST";
+	public static final String PRIORITY           = "priority";
+	public static final String PROJECT            = "project";
+	public static final String PROJECT_ID         = "project_id";
+	public static final String PROPERTIES         = "properties";
+	public static final String PROPERTY           = "property";
 	
 	public static final String RECEIVERS = "receivers";
 	public static final String REDIRECT = "redirect";
diff --git a/frontend/src/routes/stock/Index.svelte b/frontend/src/routes/stock/Index.svelte
index fcc9fb9..3258b7d 100644
--- a/frontend/src/routes/stock/Index.svelte
+++ b/frontend/src/routes/stock/Index.svelte
@@ -1,6 +1,6 @@
 <script>
     import { onMount }      from 'svelte';
-    import { api }          from '../../urls.svelte';
+    import { api, drop, get, patch } from '../../urls.svelte';
     import { error, yikes } from '../../warn.svelte';
     import { t }            from '../../translations.svelte';
 
@@ -15,8 +15,9 @@
     let loc_data        = $derived.by(loadLocation);
     let item            = $state(null);
     let location        = $state(null);
-    let draggedItem     = $state(null)
-    let draggedLocation = $state(null)
+    let draggedItem     = $state(null);
+    let draggedLocation = $state(null);
+    let { item_id, location_id, owner, owner_id } = $props();
 
     $effect(() => {
         // This effect runs whenever `location` changes
@@ -35,10 +36,7 @@
     async function deleteLocation(loc){
         if (!confirm(t('confirm_delete',{element:loc.name}))) return;
         const url = api(`stock/location/${loc.id}`);
-        const res = await fetch(url,{
-            credentials: 'include',
-            method: 'DELETE',
-        });
+        const res = await drop(url);
         if (res.ok){
             yikes();
             unlistLocation(loc);
@@ -69,11 +67,7 @@
     async function move_dragged_to(new_loc){
         const data = draggedItem ? { item : draggedItem.id, target: new_loc.id } : { parent_location_id: new_loc.id }
         const url = api(draggedItem ? 'stock/move_item' : `stock/location/${draggedLocation.id}`);
-        const res = await fetch(url,{
-            credentials : 'include',
-            method      : 'PATCH',
-            body        : JSON.stringify(data)
-        });
+        const res = await patch(url,data);
         if (res.ok){
             yikes();
             location        = new_loc;
@@ -87,8 +81,8 @@
 
     async function loadLocation(){
         if (!location) return null;
-        const url = api(`stock/location/${location.id}`)
-        const res = await fetch(url,{credentials:'include'});
+        const url = api(`stock/location/${location.id}`);
+        const res = await get(url);
         if (res.ok){
             yikes();
             return res.json();
@@ -98,9 +92,24 @@
         }
     }
 
+    async function loadPath(){
+        if (!location_id) return;
+        const url = api(`stock/location/${location_id}`);
+        const res = await get(url);
+        if (res.ok){
+            yikes();
+            var path = res.json();
+
+        } else {
+            error(res);
+            return null;
+        }
+
+    }
+
     async function loadProperties(){
         const url = api('stock/properties')
-        const res = await fetch(url,{credentials:'include'});
+        const res = await get(url);
         if (res.ok){
             var json = await res.json();
             var dict = {}
@@ -113,7 +122,7 @@
 
     async function loadUserLocations(){
         const url = api('stock/locations/of_user')
-        const res = await fetch(url,{credentials:'include'});
+        const res = await get(url);
         if (res.ok){
             top_level = await res.json();
             yikes();
@@ -122,6 +131,7 @@
 
     function load(){
         loadUserLocations();
+        loadPath();
         loadProperties();
     }
 
@@ -141,11 +151,7 @@
         const data = {};
         data[field] = newValue;
         const url = api(`stock/location/${location.id}`);
-        const res = await fetch(url,{
-            credentials: 'include',
-            method:'PATCH',
-            body:JSON.stringify(data)
-        });
+        const res = await patch(url,data);
         if (res.ok){
             yikes();
             return true;
@@ -179,6 +185,12 @@
 </script>
 
 <h2>{t('Stock')}</h2>
+<span class="warn">
+    {#if location_id}location id: {location_id}{/if}
+    {#if owner}owner type: {owner},{/if}
+    {#if owner_id}owner id: {owner_id},{/if}
+    {#if item_id}item id: {item_id}{/if}
+</span>
 <div class="grid3">
     <div class="locations">
         {#if top_level}
diff --git a/frontend/src/routes/stock/Locations.svelte b/frontend/src/routes/stock/Locations.svelte
index e6d11e4..9a51d24 100644
--- a/frontend/src/routes/stock/Locations.svelte
+++ b/frontend/src/routes/stock/Locations.svelte
@@ -1,5 +1,5 @@
 <script>
-    import { api } from '../../urls.svelte';
+    import { api, get } from '../../urls.svelte';
     import { error, yikes } from '../../warn.svelte';
     import { t }   from '../../translations.svelte';
 
@@ -41,7 +41,7 @@
             delete location.locations;
         } else {
             const url = api(`stock/locations/below/${location.id}`);
-            const res = await fetch(url,{credentials:'include'});
+            const res = await get(url);
             if (res.ok){
                 yikes();
                 location.locations = await res.json();
@@ -67,11 +67,7 @@
             parent: parent
         }
         const url = api('stock/location');
-        const res = await fetch(url,{
-            credentials: 'include',
-            method: 'POST',
-            body: JSON.stringify(data)
-        });
+        const res = await post(url,data);
         if (res.ok){
             yikes;
             const saved = await res.json();
diff --git a/stock/src/main/java/de/srsoftware/umbrella/stock/SqliteDb.java b/stock/src/main/java/de/srsoftware/umbrella/stock/SqliteDb.java
index 2ffcaa2..24f794f 100644
--- a/stock/src/main/java/de/srsoftware/umbrella/stock/SqliteDb.java
+++ b/stock/src/main/java/de/srsoftware/umbrella/stock/SqliteDb.java
@@ -286,6 +286,30 @@ public class SqliteDb extends BaseDb implements StockDb {
 		}
 	}
 
+	@Override
+	public Map<String, Object> pathToLocation(Location target) {
+		var root = new HashMap<String,Object>();
+		var location = loadLocation(target.id());
+		root.put(NAME,location.name());
+		root.put(ID,location.id());
+		try {
+			while (!is0(location.parent())) {
+				var rs = select(ALL).from(TABLE_LOCATIONS).where(ID, equal(location.parent())).exec(db);
+				var parent = DbLocation.of(rs);
+				rs.close();
+				var current = new HashMap<String,Object>();
+				current.put(NAME,parent.name());
+				current.put(ID,parent.id());
+				current.put(PATH,root);
+				root = current;
+				location = parent;
+			}
+		} catch (SQLException e){
+			throw databaseException("Failed to load path to location {0}",target);
+		}
+		return root;
+	}
+
 	private void replaceItemsTable() throws SQLException {
 		db.prepareStatement(format("DROP TABLE {0}",TABLE_ITEMS)).execute();
 		db.prepareStatement(format("ALTER TABLE {0} RENAME TO {1}","items_temp",TABLE_ITEMS)).execute();
diff --git a/stock/src/main/java/de/srsoftware/umbrella/stock/StockDb.java b/stock/src/main/java/de/srsoftware/umbrella/stock/StockDb.java
index 1b7cfb5..9fb746c 100644
--- a/stock/src/main/java/de/srsoftware/umbrella/stock/StockDb.java
+++ b/stock/src/main/java/de/srsoftware/umbrella/stock/StockDb.java
@@ -5,20 +5,21 @@ import de.srsoftware.umbrella.core.api.Owner;
 import de.srsoftware.umbrella.core.model.*;
 import de.srsoftware.umbrella.core.model.Location;
 import java.util.Collection;
+import java.util.Map;
 
 public interface StockDb {
-	Property   addNewProperty(long itemId, String name, Object value, String unit);
-	Location   delete(DbLocation location);
-	Collection<DbLocation> listChildLocations(long parentId);
-	Collection<DbLocation> listCompanyLocations(Company company);
-	Collection<Item>       listItemsAt(Location location);
-	Collection<Property>   listProperties();
-	Collection<DbLocation> listUserLocations(UmbrellaUser userId);
-	Item       loadItem(long id);
-	DbLocation loadLocation(long locationId);
-	DbLocation save(DbLocation location);
-	Item       save(Item item);
-	Property   setProperty(long itemId, long existingPropId, Object value);
-
-	long nextItemNumberFor(Owner owner);
+	Property                addNewProperty(long itemId, String name, Object value, String unit);
+	Location                delete(DbLocation location);
+	Collection<DbLocation>  listChildLocations(long parentId);
+	Collection<DbLocation>  listCompanyLocations(Company company);
+	Collection<Item>        listItemsAt(Location location);
+	Collection<Property>    listProperties();
+	Collection<DbLocation>  listUserLocations(UmbrellaUser userId);
+	Item                 	loadItem(long id);
+	DbLocation          	loadLocation(long locationId);
+	long					nextItemNumberFor(Owner owner);
+	Map<String,Object>  	pathToLocation(Location location);
+	DbLocation 				save(DbLocation location);
+	Item     				save(Item item);
+	Property   				setProperty(long itemId, long existingPropId, Object value);
 }
diff --git a/stock/src/main/java/de/srsoftware/umbrella/stock/StockModule.java b/stock/src/main/java/de/srsoftware/umbrella/stock/StockModule.java
index 42facd6..c55b03d 100644
--- a/stock/src/main/java/de/srsoftware/umbrella/stock/StockModule.java
+++ b/stock/src/main/java/de/srsoftware/umbrella/stock/StockModule.java
@@ -165,8 +165,8 @@ public class StockModule extends BaseHandler implements StockService {
 			case USER -> List.of(owner.id());
 			case null, default -> throw unprocessable("Unprocessable owner type: {0}",owner.type());
 		};
-
-		return sendContent(ex,Map.of(ITEMS,items,USERS,userIds));
+		var pathToLocation = stockDb.pathToLocation(location);
+		return sendContent(ex,Map.of(ITEMS,items,USERS,userIds,PATH,pathToLocation));
 	}
 
 	private boolean getLocations(Path path, UmbrellaUser user, HttpExchange ex) throws IOException {