From 86f7f3160e101f65050b5046e07c3bcb7a1a64a4 Mon Sep 17 00:00:00 2001
From: juancwu <git@juancwu.dev>
Date: Sat, 14 Mar 2026 17:34:57 -0400
Subject: [PATCH] fix: missing decimal numbers for str amount column

---
 .../00019_fix_decimal_amount_values.sql       | 97 +++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 internal/db/migrations/00019_fix_decimal_amount_values.sql

diff --git a/internal/db/migrations/00019_fix_decimal_amount_values.sql b/internal/db/migrations/00019_fix_decimal_amount_values.sql
new file mode 100644
index 0000000..69ab1c4
--- /dev/null
+++ b/internal/db/migrations/00019_fix_decimal_amount_values.sql
@@ -0,0 +1,97 @@
+-- +goose Up
+-- Fix amount column values that were incorrectly converted from amount_cents
+-- in migration 00018. The SUBSTR(..., -2, 2) approach works in SQLite but
+-- fails in PostgreSQL where negative offsets mean "before string start".
+
+-- expenses
+UPDATE expenses SET amount =
+    CASE WHEN amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(amount_cents) % 100 AS TEXT)
+    END;
+
+-- account_transfers
+UPDATE account_transfers SET amount =
+    CASE WHEN amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(amount_cents) % 100 AS TEXT)
+    END;
+
+-- recurring_expenses
+UPDATE recurring_expenses SET amount =
+    CASE WHEN amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(amount_cents) % 100 AS TEXT)
+    END;
+
+-- budgets
+UPDATE budgets SET amount =
+    CASE WHEN amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(amount_cents) % 100 AS TEXT)
+    END;
+
+-- recurring_deposits
+UPDATE recurring_deposits SET amount =
+    CASE WHEN amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(amount_cents) % 100 AS TEXT)
+    END;
+
+-- loans
+UPDATE loans SET original_amount =
+    CASE WHEN original_amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(original_amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(original_amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(original_amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(original_amount_cents) % 100 AS TEXT)
+    END;
+
+-- recurring_receipts
+UPDATE recurring_receipts SET total_amount =
+    CASE WHEN total_amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(total_amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(total_amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(total_amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(total_amount_cents) % 100 AS TEXT)
+    END;
+
+-- recurring_receipt_sources
+UPDATE recurring_receipt_sources SET amount =
+    CASE WHEN amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(amount_cents) % 100 AS TEXT)
+    END;
+
+-- receipts
+UPDATE receipts SET total_amount =
+    CASE WHEN total_amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(total_amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(total_amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(total_amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(total_amount_cents) % 100 AS TEXT)
+    END;
+
+-- receipt_funding_sources
+UPDATE receipt_funding_sources SET amount =
+    CASE WHEN amount_cents < 0 THEN '-' ELSE '' END ||
+    CAST(ABS(amount_cents) / 100 AS TEXT) || '.' ||
+    CASE WHEN ABS(amount_cents) % 100 < 10
+         THEN '0' || CAST(ABS(amount_cents) % 100 AS TEXT)
+         ELSE CAST(ABS(amount_cents) % 100 AS TEXT)
+    END;
+
+-- +goose Down
+-- No-op: this migration fixes corrupted data from migration 00018.