initial commit

migrations.py

@@ -0,0 +1,117 @@
+async def m001_initial(db):
+    """
+    Initial migration for Castle accounting extension.
+    Creates tables for double-entry bookkeeping system.
+    """
+    await db.execute(
+        f"""
+        CREATE TABLE castle.accounts (
+            id TEXT PRIMARY KEY,
+            name TEXT NOT NULL,
+            account_type TEXT NOT NULL,
+            description TEXT,
+            user_id TEXT,
+            created_at TIMESTAMP NOT NULL DEFAULT {db.timestamp_now}
+        );
+        """
+    )
+
+    await db.execute(
+        """
+        CREATE INDEX idx_accounts_user_id ON castle.accounts (user_id);
+        """
+    )
+
+    await db.execute(
+        """
+        CREATE INDEX idx_accounts_type ON castle.accounts (account_type);
+        """
+    )
+
+    await db.execute(
+        f"""
+        CREATE TABLE castle.journal_entries (
+            id TEXT PRIMARY KEY,
+            description TEXT NOT NULL,
+            entry_date TIMESTAMP NOT NULL,
+            created_by TEXT NOT NULL,
+            created_at TIMESTAMP NOT NULL DEFAULT {db.timestamp_now},
+            reference TEXT
+        );
+        """
+    )
+
+    await db.execute(
+        """
+        CREATE INDEX idx_journal_entries_created_by ON castle.journal_entries (created_by);
+        """
+    )
+
+    await db.execute(
+        """
+        CREATE INDEX idx_journal_entries_date ON castle.journal_entries (entry_date);
+        """
+    )
+
+    await db.execute(
+        f"""
+        CREATE TABLE castle.entry_lines (
+            id TEXT PRIMARY KEY,
+            journal_entry_id TEXT NOT NULL,
+            account_id TEXT NOT NULL,
+            debit INTEGER NOT NULL DEFAULT 0,
+            credit INTEGER NOT NULL DEFAULT 0,
+            description TEXT,
+            FOREIGN KEY (journal_entry_id) REFERENCES castle.journal_entries (id),
+            FOREIGN KEY (account_id) REFERENCES castle.accounts (id)
+        );
+        """
+    )
+
+    await db.execute(
+        """
+        CREATE INDEX idx_entry_lines_journal_entry ON castle.entry_lines (journal_entry_id);
+        """
+    )
+
+    await db.execute(
+        """
+        CREATE INDEX idx_entry_lines_account ON castle.entry_lines (account_id);
+        """
+    )
+
+    # Insert default chart of accounts
+    default_accounts = [
+        # Assets
+        ("cash", "Cash", "asset", "Cash on hand"),
+        ("bank", "Bank Account", "asset", "Bank account"),
+        ("lightning", "Lightning Balance", "asset", "Lightning Network balance"),
+        ("accounts_receivable", "Accounts Receivable", "asset", "Money owed to the Castle"),
+
+        # Liabilities
+        ("accounts_payable", "Accounts Payable", "liability", "Money owed by the Castle"),
+
+        # Equity
+        ("member_equity", "Member Equity", "equity", "Member contributions"),
+        ("retained_earnings", "Retained Earnings", "equity", "Accumulated profits"),
+
+        # Revenue
+        ("accommodation_revenue", "Accommodation Revenue", "revenue", "Revenue from stays"),
+        ("service_revenue", "Service Revenue", "revenue", "Revenue from services"),
+        ("other_revenue", "Other Revenue", "revenue", "Other revenue"),
+
+        # Expenses
+        ("utilities", "Utilities", "expense", "Electricity, water, internet"),
+        ("food", "Food & Supplies", "expense", "Food and supplies"),
+        ("maintenance", "Maintenance", "expense", "Repairs and maintenance"),
+        ("other_expense", "Other Expenses", "expense", "Miscellaneous expenses"),
+    ]
+
+    for acc_id, name, acc_type, desc in default_accounts:
+        await db.execute(
+            """
+            INSERT INTO castle.accounts (id, name, account_type, description)
+            VALUES (:id, :name, :type, :description)
+            """,
+            {"id": acc_id, "name": name, "type": acc_type, "description": desc}
+        )