Initial commit: LoraTester Android + server

server/core/schema.py

@@ -4,7 +4,7 @@ from __future__ import annotations
 
 import sqlite3
 
-SCHEMA_VERSION = 3
+SCHEMA_VERSION = 4
 
 
 def table_exists(conn: sqlite3.Connection, name: str) -> bool:
@@ -121,6 +121,44 @@ def apply_migrations(conn: sqlite3.Connection) -> list[str]:
         )
         log.append("CREATE track_points")
 
+    if not table_exists(conn, "device_commands"):
+        conn.executescript(
+            """
+            CREATE TABLE device_commands (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                from_device_id TEXT NOT NULL,
+                to_device_id TEXT NOT NULL,
+                kind TEXT NOT NULL,
+                payload TEXT,
+                created_at REAL NOT NULL,
+                delivered_at REAL
+            );
+            CREATE INDEX IF NOT EXISTS idx_commands_to_pending
+                ON device_commands(to_device_id, delivered_at, created_at);
+            """
+        )
+        log.append("CREATE device_commands")
+
+    if not table_exists(conn, "paired_track_sessions"):
+        conn.executescript(
+            """
+            CREATE TABLE paired_track_sessions (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                device_a TEXT NOT NULL,
+                device_b TEXT NOT NULL,
+                initiator TEXT NOT NULL,
+                status TEXT NOT NULL,
+                start_at REAL NOT NULL,
+                track_id_a INTEGER,
+                track_id_b INTEGER,
+                created_at REAL NOT NULL
+            );
+            CREATE INDEX IF NOT EXISTS idx_paired_status
+                ON paired_track_sessions(status, created_at DESC);
+            """
+        )
+        log.append("CREATE paired_track_sessions")
+
     set_schema_version(conn, SCHEMA_VERSION)
     log.append(f"schema_version={SCHEMA_VERSION}")
     return log
@@ -132,6 +170,8 @@ def check_db_ok(conn: sqlite3.Connection) -> bool:
         ("telemetry", "meta"),
         ("tracks", None),
         ("track_points", "elevation_m"),
+        ("device_commands", None),
+        ("paired_track_sessions", None),
     ]
     for table, col in required:
         if not table_exists(conn, table):