Faction cancels assault

Submitted by Brutus5000 on Sat, 07/23/2016 - 23:57
Goal

Abort battle and revert all transactions

Input data
  • <battle id>
  • <faction id>
Preconditions

Only the attacking faction is allowed to cancel the assault:

SELECT attacking_faction FROM battles WHERE id = <battle id> AND status = 'I'

ASSERT HAT attacking_faction = <faction id>

Database transaction

UPDATE battles SET status = 'C' AND endet_at = NOW()

DELETE FROM battle_participants WHERE fk_battle = <battle id>

DELECT FROM unit_transaction_details WHERE fk_unit_transation = (SELECT id FROM unit_transaction WHERE fk_battle = <battle id>)

DELETE FROM unit_transactions WHERE fk_battle = <battle id>

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