using EngineeringSync.Domain.Entities;
using EngineeringSync.Infrastructure;
using EngineeringSync.Service.Models;
using EngineeringSync.Service.Services;
using Microsoft.EntityFrameworkCore;

namespace EngineeringSync.Service.Api;

public static class ChangesApi
{
    public static IEndpointRouteBuilder MapChangesApi(this IEndpointRouteBuilder app)
    {
        app.MapGet("/api/changes/{projectId:guid}", async (Guid projectId, IDbContextFactory<AppDbContext> dbFactory,
            int page = 0, int pageSize = 100) =>
        {
            await using var db = await dbFactory.CreateDbContextAsync();
            var changes = await db.PendingChanges
                .Where(c => c.ProjectId == projectId && c.Status == ChangeStatus.Pending)
                .OrderByDescending(c => c.CreatedAt)
                .Skip(page * pageSize)
                .Take(pageSize)
                .ToListAsync();
            return Results.Ok(changes);
        });

        app.MapGet("/api/changes/{projectId:guid}/history", async (Guid projectId,
            IDbContextFactory<AppDbContext> dbFactory) =>
        {
            await using var db = await dbFactory.CreateDbContextAsync();
            var changes = await db.PendingChanges
                .Where(c => c.ProjectId == projectId && c.Status != ChangeStatus.Pending)
                .OrderByDescending(c => c.SyncedAt ?? c.CreatedAt)
                .Take(100)
                .ToListAsync();
            return Results.Ok(changes);
        });

        app.MapPost("/api/sync", async (SyncRequest req, SyncManager syncManager) =>
        {
            var result = await syncManager.SyncAsync(req.ChangeIds);
            return Results.Ok(result);
        });

        app.MapPost("/api/ignore", async (IgnoreRequest req, SyncManager syncManager) =>
        {
            await syncManager.IgnoreAsync(req.ChangeIds);
            return Results.NoContent();
        });

        return app;
    }
}