feat: add invoice and alternative_componen management functionality

db/queries/invoice_item.sql

@@ -0,0 +1,38 @@
+-- name: GetInvoiceItemByID :one
+SELECT * FROM invoice_items
+WHERE id = sqlc.arg(id);
+
+-- name: ListInvoiceItems :many
+SELECT * FROM invoice_items;
+
+-- name: CreateInvoiceItem :one
+INSERT INTO invoice_items (invoice_id,component_id,original_component_id, required_quantity,actual_quantity, is_substituted, is_short, shortage_quantity, note, metadata)
+VALUES (
+    sqlc.arg(invoice_id),
+    sqlc.arg(component_id),
+    sqlc.arg(original_component_id),
+    sqlc.arg(required_quantity),
+    sqlc.arg(actual_quantity),
+    sqlc.arg(is_substituted),
+    sqlc.arg(is_short),
+    sqlc.arg(shortage_quantity),
+    sqlc.arg(note),
+    sqlc.arg(metadata)
+)
+RETURNING *;
+
+-- name: UpdateInvoiceItem :one
+UPDATE invoice_items
+SET required_quantity = coalesce(sqlc.arg(required_quantity), required_quantity),
+    actual_quantity = coalesce(sqlc.arg(actual_quantity), actual_quantity),
+    is_substituted = coalesce(sqlc.arg(is_substituted), is_substituted),
+    is_short = coalesce(sqlc.arg(is_short), is_short),
+    shortage_quantity = coalesce(sqlc.arg(shortage_quantity), shortage_quantity),
+    note = coalesce(sqlc.arg(note), note),
+    metadata = coalesce(sqlc.arg(metadata), metadata)
+WHERE id = sqlc.arg(id)
+RETURNING *;
+
+-- name: DeleteInvoiceItem :execrows
+DELETE FROM invoice_items
+WHERE id = sqlc.arg(id);