using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using Volo.Abp.Application.Dtos;

namespace Sozsoft.Platform.Forum;

// Search DTOs
public class SearchForumInput
{
    [Required]
    public string Query { get; set; }
    public Guid? CategoryId { get; set; }
    public Guid? TopicId { get; set; }
    public bool SearchInCategories { get; set; } = true;
    public bool SearchInTopics { get; set; } = true;
    public bool SearchInPosts { get; set; } = true;
    public int Page { get; set; } = 1;
    public int PageSize { get; set; } = 20;
}

public class ForumSearchResultDto
{
    public List<ForumCategoryDto> Categories { get; set; } = new();
    public List<ForumTopicDto> Topics { get; set; } = new();
    public List<ForumPostDto> Posts { get; set; } = new();
    public int TotalCount { get; set; }
}

// Category DTOs
public class ForumCategoryDto : FullAuditedEntityDto<Guid>
{
    public Guid? TenantId { get; set; }
    public string Name { get; set; }
    public string Slug { get; set; }
    public string Description { get; set; }
    public string Icon { get; set; }
    public int DisplayOrder { get; set; }
    public bool IsActive { get; set; }
    public bool IsLocked { get; set; }
    public int TopicCount { get; set; }
    public int PostCount { get; set; }
    public DateTime? LastPostDate { get; set; }
    public Guid? LastPostUserId { get; set; }
}

public class GetCategoriesInput : PagedAndSortedResultRequestDto
{
    public bool? IsActive { get; set; }
    public string Search { get; set; }

    public GetCategoriesInput()
    {
        MaxResultCount = 10;
        SkipCount = 0;
    }
}

// Topic DTOs
public class ForumTopicDto : FullAuditedEntityDto<Guid>
{
    public Guid? TenantId { get; set; }
    public string Title { get; set; }
    public string Content { get; set; }
    public Guid CategoryId { get; set; }
    public Guid AuthorId { get; set; }
    public string AuthorName { get; set; }
    public string AuthorTitle { get; set; }
    public string AuthorEmail { get; set; }
    public string AuthorPhoneNumber { get; set; }
    public string AuthorDepartment { get; set; }
    public int ViewCount { get; set; }
    public int ReplyCount { get; set; }
    public int LikeCount { get; set; }
    public bool IsPinned { get; set; }
    public bool IsLocked { get; set; }
    public bool IsSolved { get; set; }
    public Guid? LastPostId { get; set; }
    public DateTime? LastPostDate { get; set; }
    public Guid? LastPostUserId { get; set; }
    public string LastPostUserName { get; set; }
}

public class CreateForumTopicDto
{
    public Guid? TenantId { get; set; }

    [Required]
    [StringLength(200)]
    public string Title { get; set; }

    [Required]
    public string Content { get; set; }

    [Required]
    public Guid CategoryId { get; set; }

    public bool IsPinned { get; set; } = false;
    public bool IsLocked { get; set; } = false;
}

public class UpdateForumTopicDto
{
    public Guid? TenantId { get; set; }

    [Required]
    [StringLength(200)]
    public string Title { get; set; }

    [Required]
    public string Content { get; set; }

    public bool IsPinned { get; set; }
    public bool IsLocked { get; set; }
    public bool IsSolved { get; set; }
}

public class GetTopicsInput : PagedAndSortedResultRequestDto
{
    public Guid? CategoryId { get; set; }
    public bool? IsPinned { get; set; }
    public bool? IsSolved { get; set; }
    public string Search { get; set; }
}

// Post DTOs
public class ForumPostDto : FullAuditedEntityDto<Guid>
{
    public Guid? TenantId { get; set; }
    public Guid TopicId { get; set; }
    public string Content { get; set; }
    public Guid AuthorId { get; set; }
    public string AuthorName { get; set; }
    public string AuthorTitle { get; set; }
    public string AuthorEmail { get; set; }
    public string AuthorPhoneNumber { get; set; }
    public string AuthorDepartment { get; set; }
    public int LikeCount { get; set; }
    public bool IsAcceptedAnswer { get; set; }

    public Guid? ParentPostId { get; set; }
}

public class CreateForumPostDto
{
    public Guid? TenantId { get; set; }

    [Required]
    public Guid TopicId { get; set; }

    [Required]
    public string Content { get; set; }

    public Guid? ParentPostId { get; set; }
}

public class UpdateForumPostDto
{
    public Guid? TenantId { get; set; }

    [Required]
    public string Content { get; set; }

    public bool IsAcceptedAnswer { get; set; }
}

public class GetPostsInput : PagedAndSortedResultRequestDto
{
    public Guid? TopicId { get; set; }
    public bool? IsAcceptedAnswer { get; set; }
    public string Search { get; set; }
}

// Statistics DTO
public class ForumStatsDto
{
    public int TotalCategories { get; set; }
    public int TotalTopics { get; set; }
    public int TotalPosts { get; set; }
    public long TotalUsers { get; set; }
    public long ActiveUsers { get; set; }
}