Refactor state transitions into workflow service

This commit is contained in:
2026-02-07 13:27:02 +01:00
parent 260dd5ab17
commit abb9874c98
3 changed files with 115 additions and 81 deletions

View File

@@ -1,7 +1,4 @@
using GameList.Data;
using GameList.Domain;
using GameList.Contracts;
using Microsoft.EntityFrameworkCore;
namespace GameList.Endpoints;
@@ -11,111 +8,41 @@ public static class StateEndpoints
{
var group = app.MapGroup("/api").RequireAuthorization();
group.MapGet("/state", async (HttpContext ctx, AppDbContext db) =>
group.MapGet("/state", async (HttpContext ctx, AppDbContext db, StateWorkflowService service) =>
{
var player = await EndpointHelpers.GetAuthenticatedPlayer(ctx, db);
if (player is null)
return EndpointHelpers.UnauthorizedError();
var state = await db.AppState.AsNoTracking().FirstAsync();
var phase = EndpointHelpers.GetCurrentPhase(player.CurrentPhase, state.ResultsOpen);
var summary = new StateSummaryResponse(
phase,
player.VotesFinal,
player.HasJoker,
state.ResultsOpen,
state.UpdatedAt,
await db.Players.CountAsync(),
await db.Suggestions.CountAsync(),
await db.Votes.CountAsync()
);
return Results.Ok(summary);
return await service.GetStateAsync(player);
});
group.MapGet("/me", async (HttpContext ctx, AppDbContext db) =>
group.MapGet("/me", async (HttpContext ctx, AppDbContext db, StateWorkflowService service) =>
{
var player = await EndpointHelpers.GetAuthenticatedPlayer(ctx, db);
if (player is null)
return EndpointHelpers.UnauthorizedError();
var state = await db.AppState.AsNoTracking().FirstAsync();
var phase = EndpointHelpers.GetCurrentPhase(player.CurrentPhase, state.ResultsOpen);
return Results.Ok(new MeResponse(
player.Id,
player.Username,
player.DisplayName,
player.IsAdmin,
phase,
player.VotesFinal,
player.HasJoker
));
return await service.GetMeAsync(player);
});
group.MapPost("/me/phase/next", async (HttpContext ctx, AppDbContext db) =>
group.MapPost("/me/phase/next", async (HttpContext ctx, AppDbContext db, StateWorkflowService service) =>
{
var player = await EndpointHelpers.GetAuthenticatedPlayer(ctx, db);
if (player is null)
return EndpointHelpers.UnauthorizedError();
var appState = await db.AppState.FirstAsync();
var reconciled = EndpointHelpers.ReconcilePlayerPhase(player, appState.ResultsOpen);
var next = NextPhase(player.CurrentPhase);
if (next == Phase.Vote)
{
var hasSuggestions = await db.Suggestions.AnyAsync(s => s.PlayerId == player.Id);
if (!hasSuggestions)
{
if (reconciled)
await db.SaveChangesAsync();
return EndpointHelpers.BadRequestError("Add at least one suggestion before entering the Vote phase.");
}
}
if (next == Phase.Results && !appState.ResultsOpen)
{
if (reconciled)
await db.SaveChangesAsync();
return EndpointHelpers.BadRequestError("Results are locked until the admin enables them.");
}
player.CurrentPhase = next;
player.VotesFinal = false; // moving forward clears any prior finalize
await db.SaveChangesAsync();
return Results.Ok(new PhaseTransitionResponse(player.CurrentPhase, appState.ResultsOpen));
return await service.NextPhaseAsync(player);
});
group.MapPost("/me/phase/prev", async (HttpContext ctx, AppDbContext db) =>
group.MapPost("/me/phase/prev", async (HttpContext ctx, AppDbContext db, StateWorkflowService service) =>
{
var player = await EndpointHelpers.GetAuthenticatedPlayer(ctx, db);
if (player is null)
return EndpointHelpers.UnauthorizedError();
var isAdmin = await EndpointHelpers.IsAdmin(ctx, db);
if (!isAdmin)
{
return EndpointHelpers.BadRequestError("Only admins can move backward.");
}
var appState = await db.AppState.FirstAsync();
EndpointHelpers.ReconcilePlayerPhase(player, appState.ResultsOpen);
player.CurrentPhase = PrevPhase(player.CurrentPhase);
player.VotesFinal = false;
await db.SaveChangesAsync();
return Results.Ok(new PhaseTransitionResponse(player.CurrentPhase, appState.ResultsOpen));
return await service.PrevPhaseAsync(player);
});
}
private static Phase NextPhase(Phase current) => current switch
{
Phase.Suggest => Phase.Vote,
_ => Phase.Results
};
private static Phase PrevPhase(Phase current) => current switch
{
Phase.Results => Phase.Vote,
_ => Phase.Suggest
};
}

View File

@@ -0,0 +1,106 @@
using GameList.Contracts;
using GameList.Data;
using GameList.Domain;
using Microsoft.EntityFrameworkCore;
namespace GameList.Endpoints;
internal sealed class StateWorkflowService(AppDbContext db)
{
public async Task<IResult> GetStateAsync(Player player)
{
var state = await db.AppState.AsNoTracking().FirstAsync();
var phase = EndpointHelpers.GetCurrentPhase(player.CurrentPhase, state.ResultsOpen);
var summary = new StateSummaryResponse(
phase,
player.VotesFinal,
player.HasJoker,
state.ResultsOpen,
state.UpdatedAt,
await db.Players.CountAsync(),
await db.Suggestions.CountAsync(),
await db.Votes.CountAsync()
);
return Results.Ok(summary);
}
public async Task<IResult> GetMeAsync(Player player)
{
var state = await db.AppState.AsNoTracking().FirstAsync();
var phase = EndpointHelpers.GetCurrentPhase(player.CurrentPhase, state.ResultsOpen);
return Results.Ok(new MeResponse(
player.Id,
player.Username,
player.DisplayName,
player.IsAdmin,
phase,
player.VotesFinal,
player.HasJoker
));
}
public async Task<IResult> NextPhaseAsync(Player player)
{
var appState = await db.AppState.FirstAsync();
var shouldSave = EndpointHelpers.ReconcilePlayerPhase(player, appState.ResultsOpen);
try
{
var next = NextPhase(player.CurrentPhase);
if (next == Phase.Vote)
{
var hasSuggestions = await db.Suggestions.AnyAsync(s => s.PlayerId == player.Id);
if (!hasSuggestions)
return EndpointHelpers.BadRequestError("Add at least one suggestion before entering the Vote phase.");
}
if (next == Phase.Results && !appState.ResultsOpen)
return EndpointHelpers.BadRequestError("Results are locked until the admin enables them.");
player.CurrentPhase = next;
player.VotesFinal = false; // moving forward clears any prior finalize
shouldSave = true;
return Results.Ok(new PhaseTransitionResponse(player.CurrentPhase, appState.ResultsOpen));
}
finally
{
if (shouldSave)
await db.SaveChangesAsync();
}
}
public async Task<IResult> PrevPhaseAsync(Player player)
{
if (!player.IsAdmin)
return EndpointHelpers.BadRequestError("Only admins can move backward.");
var appState = await db.AppState.FirstAsync();
var shouldSave = EndpointHelpers.ReconcilePlayerPhase(player, appState.ResultsOpen);
try
{
player.CurrentPhase = PrevPhase(player.CurrentPhase);
player.VotesFinal = false;
shouldSave = true;
return Results.Ok(new PhaseTransitionResponse(player.CurrentPhase, appState.ResultsOpen));
}
finally
{
if (shouldSave)
await db.SaveChangesAsync();
}
}
private static Phase NextPhase(Phase current) => current switch
{
Phase.Suggest => Phase.Vote,
_ => Phase.Results
};
private static Phase PrevPhase(Phase current) => current switch
{
Phase.Results => Phase.Vote,
_ => Phase.Suggest
};
}