mirror of https://github.com/ErsatzTV/ErsatzTV.git
Jason Dove
6 months ago
31 changed files with 14120 additions and 73 deletions
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using ErsatzTV.Core.Interfaces.Scheduling; |
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using NCalc; |
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namespace ErsatzTV.Core.Scheduling; |
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public static class CountExpression |
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{ |
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public static int Evaluate( |
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string countExpression, |
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IMediaCollectionEnumerator enumerator, |
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Random random, |
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CancellationToken cancellationToken) |
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{ |
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int enumeratorCount = enumerator is PlaylistEnumerator playlistEnumerator |
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? playlistEnumerator.CountForRandom |
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: enumerator.Count; |
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var expression = new Expression(countExpression); |
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expression.EvaluateParameter += (name, e) => |
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{ |
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e.Result = name switch |
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{ |
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"count" => enumeratorCount, |
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"random" => enumeratorCount > 0 ? random.Next() % enumeratorCount : 0, |
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_ => e.Result |
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}; |
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}; |
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object expressionResult = expression.Evaluate(cancellationToken); |
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return expressionResult switch |
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{ |
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double doubleResult => (int)Math.Floor(doubleResult), |
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int intResult => intResult, |
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_ => 0 |
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}; |
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} |
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} |
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using Microsoft.EntityFrameworkCore.Migrations; |
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#nullable disable |
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namespace ErsatzTV.Infrastructure.MySql.Migrations |
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{ |
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/// <inheritdoc />
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public partial class Change_ProgramScheduleItemMultipleCountString : 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.AlterColumn<string>( |
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name: "Count", |
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table: "ProgramScheduleMultipleItem", |
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type: "longtext", |
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nullable: true, |
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oldClrType: typeof(int), |
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oldType: "int") |
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.Annotation("MySql:CharSet", "utf8mb4"); |
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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.AlterColumn<int>( |
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name: "Count", |
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table: "ProgramScheduleMultipleItem", |
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type: "int", |
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nullable: false, |
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defaultValue: 0, |
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oldClrType: typeof(string), |
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oldType: "longtext", |
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oldNullable: true) |
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.OldAnnotation("MySql:CharSet", "utf8mb4"); |
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} |
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} |
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} |
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using Microsoft.EntityFrameworkCore.Migrations; |
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#nullable disable |
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namespace ErsatzTV.Infrastructure.Sqlite.Migrations |
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{ |
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/// <inheritdoc />
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public partial class Change_ProgramScheduleItemMultipleCountString : 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.AlterColumn<string>( |
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name: "Count", |
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table: "ProgramScheduleMultipleItem", |
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type: "TEXT", |
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nullable: true, |
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oldClrType: typeof(int), |
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oldType: "INTEGER"); |
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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.AlterColumn<int>( |
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name: "Count", |
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table: "ProgramScheduleMultipleItem", |
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type: "INTEGER", |
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nullable: false, |
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defaultValue: 0, |
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oldClrType: typeof(string), |
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oldType: "TEXT", |
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oldNullable: true); |
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} |
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} |
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} |
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