Distribution_GL Initialization

2026-10-20 13:07:07 +05:30
commit 3f16e0cb44
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+using General_Ledger_Service.Infra;
+using General_Ledger_Service.Interfaces.Repositories;
+using General_Ledger_Service.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace General_Ledger_Service.Repositories
+{
+    public class TaxRepository(AppDBContext context) : ITaxRepository
+    {
+        private readonly AppDBContext _context = context;
+
+        public async Task<TaxType?> GetTaxTypeByCodeAsync(string code) =>
+            await _context.TaxTypes.FirstOrDefaultAsync(t => t.Code == code);
+
+        public async Task<List<TaxType>> GetAllTaxTypesAsync() =>
+            await _context.TaxTypes.OrderBy(t => t.Code).ToListAsync();
+
+        public async Task<TaxCode?> GetEffectiveTaxCodeByCodeAsync(string code, DateOnly txnDate) =>
+            await _context.TaxCodes.FirstOrDefaultAsync(tc =>
+                tc.Code == code &&
+                tc.EffectiveFrom <= txnDate &&
+                (tc.EffectiveTo == null || tc.EffectiveTo >= txnDate));
+
+        public async Task<TaxCode?> GetByCodeAsync(string code) =>
+            await _context.TaxCodes.FirstOrDefaultAsync(tc => tc.Code == code);
+
+        public Task<TaxCode> AddTaxCodeAsync(TaxCode taxCode) =>
+            RepositoryHelpers.AddAsync(_context.TaxCodes, taxCode);
+
+        public async Task<List<TaxCode>> GetAllTaxCodesAsync() =>
+            await _context.TaxCodes.OrderBy(tc => tc.Code).ToListAsync();
+
+        // Accounting_System_Design_LKAS.md Section 11.7 - Non-Deductible Expenses. Expense is
+        // debit-normal, so base_credit - base_debit is negative for a normal balance; ABS() here
+        // (rather than in the Service layer) since this figure is always presented as a positive
+        // "Add:" line, same convention ReportService applies for the P&L's Expense-side sections.
+        public async Task<decimal> GetNonDeductibleExpensesAsync(DateOnly periodStart, DateOnly periodEnd)
+        {
+            var net = await _context.JournalEntryLines
+                .Where(l => l.Journal.IsPosted
+                            && l.Journal.EntryDate >= periodStart
+                            && l.Journal.EntryDate <= periodEnd
+                            && l.Account.AccountTypeId == 5
+                            && !l.Account.IsTaxDeductible)
+                .SumAsync(l => (decimal?)(l.BaseCredit - l.BaseDebit)) ?? 0m;
+
+            return Math.Abs(net);
+        }
+
+        // Reused for APIT/WHT/quarterly-tax-payment credit accounts (Section 11.7, steps 8-10) -
+        // each is a plain credit-normal balance sum against one configured accounts.account_id.
+        public async Task<decimal> GetAccountCreditActivityAsync(long accountId, DateOnly periodStart, DateOnly periodEnd)
+        {
+            return await _context.JournalEntryLines
+                .Where(l => l.Journal.IsPosted
+                            && l.Journal.EntryDate >= periodStart
+                            && l.Journal.EntryDate <= periodEnd
+                            && l.AccountId == accountId)
+                .SumAsync(l => (decimal?)(l.BaseCredit - l.BaseDebit)) ?? 0m;
+        }
+    }
+}