using System.ComponentModel.DataAnnotations;
using PlotLine.Models;

namespace PlotLine.ViewModels;

public sealed class FeatureRequestIndexViewModel
{
    public IReadOnlyList<FeatureRequest> Requests { get; set; } = [];
}

public sealed class FeatureRequestCreateViewModel
{
    [Required(ErrorMessage = "Enter a title.")]
    [StringLength(200, ErrorMessage = "Title must be 200 characters or fewer.")]
    public string Title { get; set; } = string.Empty;

    [Required(ErrorMessage = "Describe the problem or suggestion.")]
    [Display(Name = "Description / Problem")]
    public string Description { get; set; } = string.Empty;

    [StringLength(100, ErrorMessage = "App area must be 100 characters or fewer.")]
    [Display(Name = "App Area")]
    public string? AppArea { get; set; }

    [StringLength(50, ErrorMessage = "Importance must be 50 characters or fewer.")]
    public string? Importance { get; set; }

    public IReadOnlyList<string> AppAreas { get; set; } = FeatureRequestOptions.AppAreas;
    public IReadOnlyList<string> ImportanceOptions { get; set; } = FeatureRequestOptions.ImportanceOptions;
}

public sealed class FeatureRequestDetailsViewModel
{
    public FeatureRequest Request { get; set; } = new();
    public IReadOnlyList<FeatureRequestMessage> Messages { get; set; } = [];
    public FeatureRequestReplyViewModel Reply { get; set; } = new();
    public bool IsAdminView { get; set; }
    public IReadOnlyList<string> StatusOptions { get; set; } = FeatureRequestStatuses.All;
}

public sealed class FeatureRequestReplyViewModel
{
    public int FeatureRequestID { get; set; }

    [Required(ErrorMessage = "Enter a message.")]
    public string MessageBody { get; set; } = string.Empty;
}

public sealed class AdminFeatureRequestIndexViewModel
{
    public IReadOnlyList<FeatureRequest> Requests { get; set; } = [];
    public string? Status { get; set; }
    public string? AppArea { get; set; }
    public string? Importance { get; set; }
    public string? Search { get; set; }
    public string Sort { get; set; } = FeatureRequestSortOptions.LatestActivity;
    public IReadOnlyList<string> StatusOptions { get; set; } = FeatureRequestStatuses.All;
    public IReadOnlyList<string> AppAreas { get; set; } = FeatureRequestOptions.AppAreas;
    public IReadOnlyList<string> ImportanceOptions { get; set; } = FeatureRequestOptions.ImportanceOptions;
    public IReadOnlyList<(string Value, string Label)> SortOptions { get; set; } = FeatureRequestSortOptions.All;
}

public sealed class AdminFeatureRequestUpdateViewModel
{
    public int FeatureRequestID { get; set; }
    public string Status { get; set; } = FeatureRequestStatuses.New;
    public bool IsPublicCandidate { get; set; }
    public string? AdminNotes { get; set; }
}

public sealed class AdminDashboardViewModel
{
    public FeatureRequestAdminSummary FeatureRequestSummary { get; set; } = new();
}

public sealed class AdminFeatureRequestFilter
{
    public string? Status { get; set; }
    public string? AppArea { get; set; }
    public string? Importance { get; set; }
    public string? Search { get; set; }
    public string Sort { get; set; } = FeatureRequestSortOptions.LatestActivity;
}