using System.Security.Claims;
using Microsoft.EntityFrameworkCore;
using Socialize.Api.Data;
using Socialize.Api.Modules.Identity.Contracts;
using Socialize.Api.Modules.Organizations.Data;
using Socialize.Api.Modules.Organizations.Services;
using Socialize.Api.Modules.ReleaseCommunications.Data;

namespace Socialize.Api.Modules.ReleaseCommunications.Services;

internal static class ReleaseUpdateVisibility
{
    public static async Task<ReleaseUpdateAudienceContext> GetAudienceContextAsync(
        AppDbContext dbContext,
        ClaimsPrincipal user,
        Guid userId,
        CancellationToken ct)
    {
        bool isDeveloper = user.IsInRole(KnownRoles.Developer);
        bool isOrganizationOwner = await dbContext.Organizations.AnyAsync(
                                       organization => organization.OwnerUserId == userId,
                                       ct)
                                   || await dbContext.OrganizationMemberships.AnyAsync(
                                       membership =>
                                           membership.UserId == userId &&
                                           membership.Role == OrganizationRoles.Owner,
                                       ct);

        return new ReleaseUpdateAudienceContext(isDeveloper, isOrganizationOwner);
    }

    public static IQueryable<ReleaseUpdate> VisibleTo(
        this IQueryable<ReleaseUpdate> query,
        ReleaseUpdateAudienceContext context)
    {
        return query.Where(update =>
            update.Status == ReleaseUpdateStatus.Published &&
            (update.Audience == ReleaseUpdateAudience.Everyone ||
             (update.Audience == ReleaseUpdateAudience.OrganizationOwners && context.IsOrganizationOwner) ||
             (update.Audience == ReleaseUpdateAudience.Developers && context.IsDeveloper)));
    }
}

internal record ReleaseUpdateAudienceContext(
    bool IsDeveloper,
    bool IsOrganizationOwner);