update MMM-JsonTable.js

MMM-JsonTable.js

@@ -7,6 +7,7 @@ Module.register("MMM-JsonTable", {
   defaults: {
     url: "",
     arrayName: null,
+    // Note: The arrayName string is case-sensitive! Ensure that the path provided matches the exact case of the keys in the JSON data.
     noDataText:
       "Json data is not of type array! Maybe the config arrayName is not used and should be, or is configured wrong.",
     keepColumns: [],
@@ -58,9 +59,34 @@ Module.register("MMM-JsonTable", {
     const table = document.createElement("table");
     const tbody = document.createElement("tbody");
 
+    function resolveDataPath(data, path) {
+      // If path is a string and doesn't contain '.'
+      if (typeof path === "string" && !path.includes(".")) {
+        return data[path];
+      }
+      // If path is a string with '.' indicating a deeper path,
+      let pathArray;
+      if (typeof path === "string" && path.includes(".")) {
+        pathArray = path.split(".");
+      }
+
+      // If path is array, reduce it to resolve nested data
+      if (Array.isArray(pathArray)) {
+        return pathArray.reduce(
+          (obj, key) => (obj && obj[key] !== undefined ? obj[key] : null),
+          data
+        );
+      }
+
+      // Fallback (unexpected format)
+      // console.error("Unexpected path format:", path);
+      return null;
+    }
+
     let items = [];
+
     if (this.config.arrayName) {
-      items = this.jsonData[this.config.arrayName];
+      items = resolveDataPath(this.jsonData, this.config.arrayName);
     } else {
       items = this.jsonData;
     }

README.md

@@ -1,5 +1,8 @@
 # MMM-JsonTable
 
+All credit to @timdows her.
+just added the functionality to dive in to a second array
+
 A module for the [MagicMirror²](https://github.com/MichMich/MagicMirror) project which creates a table filled with a list gathered from a json request.
 
 All the variables of the objects in the array are represented by a table column.
@@ -237,13 +240,95 @@
   position: 'top_right',
   header: 'HouseDB Kwh Statistics',
   config: {
-    url: 'https://xyz/abc/get.json',
+
+ url: 'https://xyz/abc/get.json',
     arrayName: 'deviceKwhUsages',
     descriptiveRow: '<tr><td>Name</td><td>Today</td><td>ThisWeek</td><td>LastWeek</td><td>ThisMonth</td><td>LastMonth</td></tr>'
   }
 }
 ```
 
+Getting the data under "Forbrok"
+
+```
+{
+    "status": "success",
+    "url": "/soppel",
+    "method": "GET",
+    "data": [
+        {
+            "Forbrok": [
+                {
+                    "deviceName": "Power consumption",
+                    "currentValue": "Now: 3009 watts",
+                    "currentTarget": " ",
+                    "lastUpdate": "Limit: 5000 watt"
+                },
+                {
+                    "deviceName": "Varmepumpe",
+                    "currentValue": "Now:25.8°C,",
+                    "currentTarget": "Target:21°C,",
+                    "lastUpdate": "Home override: true"
+                },
+                {
+                    "deviceName": "Hotwater",
+                    "currentValue": "Now:44.38°C,",
+                    "currentTarget": "Last heat complete",
+                    "lastUpdate": "66.9 : 05:46 @ 19-12-2022 "
+                },
+                {
+                    "deviceName": "Last update",
+                    "currentValue": " ",
+                    "currentTarget": " ",
+                    "lastUpdate": "23:27 19-12-2022"
+                }
+            ]
+        },
+        {
+            "mren": [
+                {
+                    "avfallstype": "Restavfall",
+                    "dato": "30-12-2022"
+                },
+                {
+                    "avfallstype": "Matavfall",
+                    "dato": "30-12-2022"
+                },
+                {
+                    "avfallstype": "Papiravfall",
+                    "dato": "30-12-2022"
+                },
+                {
+                    "avfallstype": "Plastemballasje",
+                    "dato": "30-12-2022"
+                },
+                {
+                    "avfallstype": "Glass- og metallemballasje",
+                    "dato": "30-12-2022"
+                }
+            ]
+        }
+    ]
+}
+```
+
+Configuration:
+
+```javascript
+{
+  module: 'MMM-JsonTable',
+  position: 'top_left',
+  header: 'Homey Local API',
+  config: {
+    url: 'https://xyz/abc/get.json',
+    arrayName: 'Data',
+    arrayName2: 'Forbrok',
+
+
+  }
+}
+```
+
 ## Developer hints
 
 Please use `npm run test` before doing a PR.