Make temperature range configurable

src/pkjs/weather.js

@@ -15,14 +15,21 @@ function locationSuccess(pos) {
 
     xhrRequest(url, 'GET',
         function (responseText) {
-            var json = JSON.parse(responseText);
+            const current_temp = JSON.parse(responseText).current.temperature_2m;
+            const min_temp = JSON.parse(localStorage.getItem('clay-settings')).CLAY_TEMP_BAR_0;
+            const max_temp = min_temp + 80;
 
-            // clamp into a range of 80 (technically 81)C (-32,48), -32C=-25.6F, 48C=118.4F
-            var temperature = Math.min(Math.max(json.current.temperature_2m, -32), 48);
-            // set set range minimum to 0 (add 32) and convert to bars (0-20)
-            temperature = Math.round((temperature + 32) / 4);
+            const clamped_temp = Math.min(Math.max(current_temp, min_temp), max_temp);
+            const normalized_temp = clamped_temp - min_temp;
+            const temp_bars = Math.round(normalized_temp / 4);
 
-            Pebble.sendAppMessage({ PKJS_TEMP_BAR_COUNT: temperature });
+            console.log("Current temp: " + current_temp);
+            console.log("Min temp: " + min_temp);
+            console.log("Max temp: " + max_temp);
+            console.log("Clamped temp: " + clamped_temp);
+            console.log("Bars " + temp_bars);
+
+            Pebble.sendAppMessage({ PKJS_TEMP_BAR_COUNT: temp_bars });
         }
     );
 }