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BillingVariant: Add Commit() and Revert() functions

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This commit is contained in:
Lorenz Stechauner
2023-12-22 23:51:34 +01:00
parent 8368caf58a
commit bc578b212e
1 changed files with 63 additions and 0 deletions
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63
Elwig/Helpers/Billing/BillingVariant.cs
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@ -13,11 +13,70 @@ namespace Elwig.Helpers.Billing {
public async Task Calculate() {
await DeleteInDb();
await SetCalcTime();
await CalculatePrices();
await CalculateModifiers();
await CalculateMemberModifiers();
}
public async Task Commit() {
await Revert();
using var cnx = await AppDbContext.ConnectAsync();
using (var cmd = cnx.CreateCommand()) {
// TODO modifiers and prev_modifiers
cmd.CommandText = $"""
INSERT INTO credit (year, tgnr, mgnr, avnr, net_amount, prev_net_amount, vat, modifiers, prev_modifiers)
SELECT s.year,
COALESCE(t.tgnr, 0) + ROW_NUMBER() OVER(ORDER BY m.mgnr) AS tgnr,
m.mgnr,
v.avnr,
ROUND(p.amount / POW(10, s.precision - 2)),
ROUND(lp.amount / POW(10, s.precision - 2)) AS prev_amount,
IIF(m.buchführend, s.vat_normal, s.vat_flatrate) AS vat,
NULL,
NULL
FROM season s
JOIN payment_variant v ON v.year = s.year
LEFT JOIN payment_variant l ON l.year = s.year
AND l.avnr = (SELECT avnr
FROM payment_variant
WHERE NOT test_variant
ORDER BY COALESCE(transfer_date, date) DESC, avnr DESC
LIMIT 1)
LEFT JOIN (SELECT year, MAX(tgnr) AS tgnr FROM credit GROUP BY year) t ON t.year = s.year
JOIN (SELECT DISTINCT year, mgnr FROM delivery) d ON d.year = s.year
JOIN member m ON m.mgnr = d.mgnr
LEFT JOIN payment_member lp ON (lp.year, lp.avnr, lp.mgnr) = (l.year, l.avnr, m.mgnr)
LEFT JOIN payment_member p ON (p.year, p.avnr, p.mgnr) = (v.year, v.avnr, m.mgnr)
WHERE s.year = {Year} AND v.avnr = {AvNr}
""";
await cmd.ExecuteNonQueryAsync();
}
using (var cmd = cnx.CreateCommand()) {
cmd.CommandText = $"UPDATE payment_variant SET test_variant = FALSE WHERE (year, avnr) = ({Year}, {AvNr})";
await cmd.ExecuteNonQueryAsync();
}
}
public async Task Revert() {
using var cnx = await AppDbContext.ConnectAsync();
using (var cmd = cnx.CreateCommand()) {
cmd.CommandText = $"DELETE FROM credit WHERE (year, avnr) = ({Year}, {AvNr})";
await cmd.ExecuteNonQueryAsync();
}
using (var cmd = cnx.CreateCommand()) {
cmd.CommandText = $"UPDATE payment_variant SET test_variant = TRUE WHERE (year, avnr) = ({Year}, {AvNr})";
await cmd.ExecuteNonQueryAsync();
}
}
protected async Task SetCalcTime() {
using var cnx = await AppDbContext.ConnectAsync();
using var cmd = cnx.CreateCommand();
cmd.CommandText = $"UPDATE payment_variant SET calc_time = UNIXEPOCH() WHERE (year, avnr) = ({Year}, {AvNr})";
await cmd.ExecuteNonQueryAsync();
}
protected async Task DeleteInDb() {
using var cnx = await AppDbContext.ConnectAsync();
using (var cmd = cnx.CreateCommand()) {
@ -32,6 +91,10 @@ namespace Elwig.Helpers.Billing {
cmd.CommandText = $"DELETE FROM payment_member WHERE (year, avnr) = ({Year}, {AvNr})";
await cmd.ExecuteNonQueryAsync();
}
using (var cmd = cnx.CreateCommand()) {
cmd.CommandText = $"UPDATE payment_variant SET calc_time = NULL WHERE (year, avnr) = ({Year}, {AvNr})";
await cmd.ExecuteNonQueryAsync();
}
}
protected async Task CalculateMemberModifiers() {