Add configurable optimizer area sensors

custom_components/solaredge_optimizers/strings.json

@@ -43,6 +43,27 @@
       "unknown": "Unexpected error"
     }
   },
+  "options": {
+    "step": {
+      "init": {
+        "title": "Configure optimizer areas",
+        "description": "Map area names to optimizer IDs as a JSON object. Available IDs: {optimizer_ids}",
+        "data": {
+          "area_mapping": "Area mapping"
+        },
+        "data_description": {
+          "area_mapping": "Example: assign IDs 1.1.1 and 1.1.2 to an area named west. Use an empty object to disable area sensors."
+        }
+      }
+    },
+    "error": {
+      "duplicate_area": "Area names must be unique",
+      "duplicate_optimizer": "An optimizer can only belong to one area",
+      "empty_area": "Every area must contain at least one optimizer",
+      "invalid_area_mapping": "Enter a JSON object containing area names and optimizer ID lists",
+      "unknown_optimizer": "The mapping contains an unknown optimizer ID"
+    }
+  },
   "entity": {
     "sensor": {
       "daily_energy": {
@@ -50,6 +71,12 @@
       },
       "current_power": {
         "name": "{optimizer_id} current power"
+      },
+      "area_daily_energy": {
+        "name": "{area} daily energy"
+      },
+      "area_current_power": {
+        "name": "{area} current power"
       }
     }
   }