Rename app and persist all-time consumption to MongoDB

2026-10-08 13:23:00 +03:00
parent 7366ba0480
commit 9a6c121d09
22 changed files with 1449 additions and 30 deletions
@@ -0,0 +1,82 @@
+package com.evsuite.abrp;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.util.Log;
+
+import org.json.JSONObject;
+
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.util.UUID;
+
+/** Best-effort MongoDB sync through the API in server/. Never blocks local persistence. */
+final class ConsumptionCloudClient {
+    private static final String TAG = "FatihsMG4.Mongo";
+    private static final long SYNC_INTERVAL_MS = 5 * 60_000L;
+    private static final int TIMEOUT_MS = 8_000;
+    private static final String PREFS = "consumption_cloud";
+    private static final String INSTALLATION_ID = "installation_id";
+
+    private final String endpoint;
+    private final String token;
+    private final String installationId;
+    private long lastAttemptMs;
+
+    ConsumptionCloudClient(Context context) {
+        endpoint = BuildConfig.CONSUMPTION_API_URL.trim();
+        token = BuildConfig.CONSUMPTION_API_TOKEN.trim();
+        SharedPreferences prefs = context.getSharedPreferences(PREFS, Context.MODE_PRIVATE);
+        String existing = prefs.getString(INSTALLATION_ID, "");
+        if (existing == null || existing.isEmpty()) {
+            existing = UUID.randomUUID().toString();
+            prefs.edit().putString(INSTALLATION_ID, existing).commit();
+        }
+        installationId = existing;
+    }
+
+    void syncIfDue(ConsumptionTracker.CloudSnapshot snapshot, long nowMs) {
+        if (endpoint.isEmpty() || token.isEmpty() || nowMs - lastAttemptMs < SYNC_INTERVAL_MS) return;
+        lastAttemptMs = nowMs;
+        HttpURLConnection connection = null;
+        try {
+            JSONObject body = new JSONObject()
+                    .put("installationId", installationId)
+                    .put("recordedAt", nowMs)
+                    .put("lifetime", totals(snapshot.lifetime));
+            if (snapshot.sohPercent != null) body.put("sohPercent", snapshot.sohPercent);
+            byte[] bytes = body.toString().getBytes(StandardCharsets.UTF_8);
+            connection = (HttpURLConnection) new URL(trimSlash(endpoint) + "/v1/consumption").openConnection();
+            connection.setRequestMethod("PUT");
+            connection.setConnectTimeout(TIMEOUT_MS);
+            connection.setReadTimeout(TIMEOUT_MS);
+            connection.setDoOutput(true);
+            connection.setFixedLengthStreamingMode(bytes.length);
+            connection.setRequestProperty("Content-Type", "application/json");
+            connection.setRequestProperty("Authorization", "Bearer " + token);
+            try (OutputStream out = connection.getOutputStream()) { out.write(bytes); }
+            int status = connection.getResponseCode();
+            try (InputStream ignored = status < 400
+                    ? connection.getInputStream() : connection.getErrorStream()) { }
+            if (status < 200 || status >= 300) Log.w(TAG, "Sync rejected with HTTP " + status);
+        } catch (Exception e) {
+            Log.w(TAG, "Consumption sync unavailable");
+        } finally {
+            if (connection != null) connection.disconnect();
+        }
+    }
+
+    private static JSONObject totals(ConsumptionTracker.Totals totals) throws Exception {
+        return new JSONObject().put("km", totals.km).put("kwh", totals.kwh)
+                .put("hours", totals.hours).put("socDrop", totals.soc);
+    }
+
+    private static String trimSlash(String value) {
+        int end = value.length();
+        while (end > 0 && value.charAt(end - 1) == '/') end--;
+        return value.substring(0, end);
+    }
+}