allow for internal and external migrations

lnbits/extensions/cashu/migrations.py

@@ -1 +1,148 @@
-# this extension will use the migration_module module cashu.mint.migrations (see config.json)
+async def m001_initial(db):
+    """
+    Initial cashu table.
+    """
+    await db.execute(
+        """
+        CREATE TABLE cashu.cashu (
+            id TEXT PRIMARY KEY,
+            wallet TEXT NOT NULL,
+            name TEXT NOT NULL,
+            tickershort TEXT DEFAULT 'sats',
+            fraction BOOL,
+            maxsats INT,
+            coins INT,
+            prvkey TEXT NOT NULL,
+            pubkey TEXT NOT NULL
+        );
+    """
+    )
+
+    """
+    Initial cashus table.
+    """
+    await db.execute(
+        """
+        CREATE TABLE cashu.pegs (
+            id TEXT PRIMARY KEY,
+            wallet TEXT NOT NULL,
+            inout BOOL NOT NULL,
+            amount INT
+        );
+    """
+    )
+
+
+# async def m001_initial(db):
+#     await db.execute(
+#         """
+#             CREATE TABLE IF NOT EXISTS cashu.promises (
+#                 amount INTEGER NOT NULL,
+#                 B_b TEXT NOT NULL,
+#                 C_b TEXT NOT NULL,
+
+#                 UNIQUE (B_b)
+
+#             );
+#         """
+#     )
+
+#     await db.execute(
+#         """
+#             CREATE TABLE IF NOT EXISTS cashu.proofs_used (
+#                 amount INTEGER NOT NULL,
+#                 C TEXT NOT NULL,
+#                 secret TEXT NOT NULL,
+
+#                 UNIQUE (secret)
+
+#             );
+#         """
+#     )
+
+#     await db.execute(
+#         """
+#             CREATE TABLE IF NOT EXISTS cashu.invoices (
+#                 amount INTEGER NOT NULL,
+#                 pr TEXT NOT NULL,
+#                 hash TEXT NOT NULL,
+#                 issued BOOL NOT NULL,
+
+#                 UNIQUE (hash)
+
+#             );
+#         """
+#     )
+
+# await db.execute(
+#     """
+#     CREATE VIEW IF NOT EXISTS cashu.balance_issued AS
+#     SELECT COALESCE(SUM(s), 0) AS balance FROM (
+#         SELECT SUM(amount) AS s
+#         FROM cashu.promises
+#         WHERE amount > 0
+#     );
+# """
+# )
+
+# await db.execute(
+#     """
+#     CREATE VIEW IF NOT EXISTS cashu.balance_used AS
+#     SELECT COALESCE(SUM(s), 0) AS balance FROM (
+#         SELECT SUM(amount) AS s
+#         FROM cashu.proofs_used
+#         WHERE amount > 0
+#     );
+# """
+# )
+
+# await db.execute(
+#     """
+#     CREATE VIEW IF NOT EXISTS cashu.balance AS
+#     SELECT s_issued - s_used AS balance FROM (
+#         SELECT bi.balance AS s_issued, bu.balance AS s_used
+#         FROM cashu.balance_issued bi
+#         CROSS JOIN balance_used bu
+#     );
+# """
+# )
+
+
+# async def m003_mint_keysets(db):
+#     """
+#     Stores mint keysets from different mints and epochs.
+#     """
+#     await db.execute(
+#         f"""
+#             CREATE TABLE IF NOT EXISTS cashu.keysets (
+#                 id TEXT NOT NULL,
+#                 derivation_path TEXT,
+#                 valid_from TIMESTAMP NOT NULL DEFAULT {db.timestamp_now},
+#                 valid_to TIMESTAMP NOT NULL DEFAULT {db.timestamp_now},
+#                 first_seen TIMESTAMP NOT NULL DEFAULT {db.timestamp_now},
+#                 active BOOL DEFAULT TRUE,
+
+#                 UNIQUE (derivation_path)
+
+#             );
+#         """
+#     )
+#     await db.execute(
+#         f"""
+#             CREATE TABLE IF NOT EXISTS cashu.mint_pubkeys (
+#                 id TEXT NOT NULL,
+#                 amount INTEGER NOT NULL,
+#                 pubkey TEXT NOT NULL,
+
+#                 UNIQUE (id, pubkey)
+
+#             );
+#         """
+#     )
+
+
+# async def m004_keysets_add_version(db):
+#     """
+#     Column that remembers with which version
+#     """
+#     await db.execute("ALTER TABLE cashu.keysets ADD COLUMN version TEXT")