src/services/platforms/CapacitorPlatformService.ts

@@ -91,16 +91,92 @@ export class CapacitorPlatformService
     }
 
     try {
-      // Create/Open database
-      this.db = await this.sqlite.createConnection(
-        this.dbName,
-        false,
-        "no-encryption",
-        1,
-        false,
-      );
+      // Try to create/Open database connection
+      try {
+        this.db = await this.sqlite.createConnection(
+          this.dbName,
+          false,
+          "no-encryption",
+          1,
+          false,
+        );
+      } catch (createError: unknown) {
+        // If connection already exists, try to retrieve it or handle gracefully
+        const errorMessage =
+          createError instanceof Error
+            ? createError.message
+            : String(createError);
+        const errorObj =
+          typeof createError === "object" && createError !== null
+            ? (createError as { errorMessage?: string; message?: string })
+            : {};
+
+        const fullErrorMessage =
+          errorObj.errorMessage || errorObj.message || errorMessage;
+
+        if (fullErrorMessage.includes("already exists")) {
+          logger.debug(
+            "[CapacitorPlatformService] Connection already exists on native side, attempting to retrieve",
+          );
+          // Check if connection exists in JavaScript Map
+          const isConnResult = await this.sqlite.isConnection(
+            this.dbName,
+            false,
+          );
+          if (isConnResult.result) {
+            // Connection exists in Map, retrieve it
+            this.db = await this.sqlite.retrieveConnection(this.dbName, false);
+            logger.debug(
+              "[CapacitorPlatformService] Successfully retrieved existing connection from Map",
+            );
+          } else {
+            // Connection exists on native side but not in JavaScript Map
+            // This can happen when the app is restarted but native connections persist
+            // Try to close the native connection first, then create a new one
+            logger.debug(
+              "[CapacitorPlatformService] Connection exists natively but not in Map, closing and recreating",
+            );
+            try {
+              await this.sqlite.closeConnection(this.dbName, false);
+            } catch (closeError) {
+              // Ignore close errors - connection might not be properly tracked
+              logger.debug(
+                "[CapacitorPlatformService] Error closing connection (may be expected):",
+                closeError,
+              );
+            }
+            // Now try to create the connection again
+            this.db = await this.sqlite.createConnection(
+              this.dbName,
+              false,
+              "no-encryption",
+              1,
+              false,
+            );
+            logger.debug(
+              "[CapacitorPlatformService] Successfully created connection after cleanup",
+            );
+          }
+        } else {
+          // Re-throw if it's a different error
+          throw createError;
+        }
+      }
 
-      await this.db.open();
+      // Open the connection if it's not already open
+      try {
+        await this.db.open();
+      } catch (openError: unknown) {
+        const openErrorMessage =
+          openError instanceof Error ? openError.message : String(openError);
+        // If already open, that's fine - continue
+        if (!openErrorMessage.includes("already open")) {
+          throw openError;
+        }
+        logger.debug(
+          "[CapacitorPlatformService] Database connection already open",
+        );
+      }
 
       // Set journal mode to WAL for better performance
       // await this.db.execute("PRAGMA journal_mode=WAL;");