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[backend/database] Add migration that fixes up poll voter counts using the new algorithm (ISH-377)

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Laura Hausmann 2024-06-20 20:05:51 +02:00
parent 7f14c3df81
commit f5c0cc9a38
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Iceshrimp.Backend/Core/Database/Migrations/20240620180339_FixupPollVotersCounts3.cs Normal file
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using Microsoft.EntityFrameworkCore.Migrations;
using Microsoft.EntityFrameworkCore.Infrastructure;
#nullable disable
namespace Iceshrimp.Backend.Core.Database.Migrations
{
/// <inheritdoc />
[DbContext(typeof(DatabaseContext))]
[Migration("20240620180339_FixupPollVotersCounts3")]
public partial class FixupPollVotersCounts3 : Migration
{
/// <inheritdoc />
protected override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.Sql("""
UPDATE "poll" SET "votersCount" = GREATEST("votersCount", (SELECT MAX("total") FROM UNNEST("votes") AS "total")::integer, (SELECT COUNT(*) FROM (SELECT DISTINCT "userId" FROM "poll_vote" WHERE "noteId" = "poll"."noteId") AS sq)::integer) WHERE "votersCount" IS NOT NULL AND "multiple" = TRUE;
UPDATE "poll" SET "votersCount" = GREATEST("votersCount", (SELECT SUM("total") FROM UNNEST("votes") AS "total")::integer, (SELECT COUNT(*) FROM (SELECT DISTINCT "userId" FROM "poll_vote" WHERE "noteId" = "poll"."noteId") AS sq)::integer) WHERE "votersCount" IS NOT NULL AND "multiple" = FALSE;
""");
}
/// <inheritdoc />
protected override void Down(MigrationBuilder migrationBuilder)
{
}
}
}