fix(Trial Balance): limit lookup to FY

This commit limits the Trial Balance lookup to only oldest fiscal year.

Closes IMA-WorldHealth#2568.

server/models/procedures/trial_balance.sql

@@ -190,6 +190,16 @@ CREATE PROCEDURE TrialBalanceSummary()
 BEGIN
   -- this assumes lines have been staged using CALL StageTrialBalanceTransaction()
 
+  -- fiscal year to limit period_total search
+  DECLARE fiscalYearId MEDIUMINT;
+
+  -- get the fiscal year of the oldest record to limit period_total search
+  SET fiscalYearId = (
+    SELECT MIN(fiscal_year_id)
+    FROM posting_journal JOIN stage_trial_balance_transaction
+      ON posting_journal.record_uuid = stage_trial_balance_transaction.record_uuid
+  );
+
   -- gather the staged accounts
   CREATE TEMPORARY TABLE IF NOT EXISTS staged_accounts AS
     SELECT DISTINCT account_id FROM posting_journal JOIN stage_trial_balance_transaction
@@ -200,6 +210,7 @@ BEGIN
     SELECT u.account_id, IFNULL(SUM(debit - credit), 0) AS balance_before
     FROM staged_accounts as u
     LEFT JOIN period_total ON u.account_id = period_total.account_id
+    WHERE period_total.fiscal_year_id = fiscalYearId
     GROUP BY u.account_id;
 
   SELECT account_id, account.number AS number, account.label AS label,

server/models/schema.sql

@@ -176,7 +176,7 @@ CREATE TABLE `rubric_payroll` (
   `is_discount` tinyint(1) DEFAULT 0,
   `is_tax` tinyint(1) DEFAULT 0,
   `is_social_care` tinyint(1) DEFAULT 0,
-  `is_membership_fee` tinyint(1) DEFAULT 0,  
+  `is_membership_fee` tinyint(1) DEFAULT 0,
   `debtor_account_id` int(10) unsigned DEFAULT NULL,
   `expense_account_id` int(10) unsigned DEFAULT NULL,
   `is_ipr` tinyint(1) DEFAULT 0,
@@ -1587,7 +1587,7 @@ CREATE TABLE `taxe_ipr` (
   `currency_id`     TINYINT(3) UNSIGNED NOT NULL,
   PRIMARY KEY (`id`),
   KEY `currency_id` (`currency_id`),
-  FOREIGN KEY (`currency_id`) REFERENCES `currency` (`id`) ON UPDATE CASCADE  
+  FOREIGN KEY (`currency_id`) REFERENCES `currency` (`id`) ON UPDATE CASCADE
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 DROP TABLE IF EXISTS `taxe_ipr_configuration`;