5eb8b4b377
Introduce a 'Modified' field to track the last modification date of prospects. Automatically update this field on changes and integrate it in UI display for better transparency.
41 lines
1.1 KiB
C#
41 lines
1.1 KiB
C#
using System;
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using Microsoft.EntityFrameworkCore.Migrations;
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#nullable disable
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namespace FoodsharingSiegen.Server.Migrations
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{
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/// <inheritdoc />
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public partial class ProposalModified : Migration
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{
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/// <inheritdoc />
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protected override void Up(MigrationBuilder migrationBuilder)
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{
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migrationBuilder.AddColumn<DateTime>(
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name: "Modified",
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table: "Prospects",
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type: "TEXT",
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nullable: true);
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// Fill Modified column of existing rows
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migrationBuilder.Sql(@"
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UPDATE Prospects
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SET Modified = COALESCE(
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(SELECT MAX(Created)
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FROM Interactions
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WHERE Interactions.ProspectID = Prospects.Id),
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Prospects.Created
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);
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");
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}
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/// <inheritdoc />
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protected override void Down(MigrationBuilder migrationBuilder)
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{
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migrationBuilder.DropColumn(
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name: "Modified",
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table: "Prospects");
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}
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}
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}
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