using System.Net.Http.Json;
using Microsoft.Extensions.Configuration;
using Tasks.Module.Models;

namespace Tasks.Module.Services;

public interface IFolderService
{
    Task<List<FolderDto>> GetAllRootFoldersAsync();
    Task<FolderDto?> GetFolderByIdAsync(string id);
    Task<FolderDto> CreateFolderAsync(CreateFolderDto createDto);
    Task<FolderDto?> UpdateFolderAsync(UpdateFolderDto updateDto);
    Task<bool> DeleteFolderAsync(string id);
    Task<bool> MoveFolderAsync(string id, string? parentId);
    Task<List<FileReferenceDto>> GetFilesInFolderAsync(string folderId);
    Task<FileReferenceDto> CreateFileReferenceAsync(CreateFileReferenceDto createDto);
    Task<bool> DeleteFileReferenceAsync(string id);
    Task<List<TasksSheetDto>> GetTasksSheetsInFolderAsync(string folderId);
    Task<List<TasksSheetDto>> GetRootTasksSheetsAsync();
    Task<TasksSheetDto?> GetTasksSheetByIdAsync(string id);
    Task<TasksSheetDto> CreateTasksSheetAsync(CreateTasksSheetDto createDto);
    Task<bool> MoveTasksSheetAsync(string id, string? parentFolderId);
    Task<TodoItemDto> AddTaskToTasksSheetAsync(string tasksSheetId, CreateTodoItemDto createDto);
    Task<bool> ToggleTaskInTasksSheetAsync(string taskId);
    Task<bool> DeleteTaskInTasksSheetAsync(string taskId);
}

public class FolderService : IFolderService
{
    private readonly HttpClient _httpClient;

    public FolderService(HttpClient httpClient, IConfiguration configuration)
    {
        _httpClient = httpClient;
    }

    public async Task<List<FolderDto>> GetAllRootFoldersAsync()
    {
        try
        {
            var response = await _httpClient.GetFromJsonAsync<List<FolderDto>>("/api/v1/folders");
            return response ?? new List<FolderDto>();
        }
        catch (Exception ex)
        {
            Console.WriteLine($"[FolderService] Error getting folders: {ex.Message}");
            throw;
        }
    }

    public async Task<FolderDto?> GetFolderByIdAsync(string id)
    {
        return await _httpClient.GetFromJsonAsync<FolderDto>($"/api/v1/folders/{id}");
    }

    public async Task<FolderDto> CreateFolderAsync(CreateFolderDto createDto)
    {
        var response = await _httpClient.PostAsJsonAsync("/api/v1/folders", createDto);
        response.EnsureSuccessStatusCode();
        return await response.Content.ReadFromJsonAsync<FolderDto>() ?? throw new Exception("Failed to create folder");
    }

    public async Task<FolderDto?> UpdateFolderAsync(UpdateFolderDto updateDto)
    {
        var response = await _httpClient.PutAsJsonAsync("/api/v1/folders", updateDto);
        if (!response.IsSuccessStatusCode)
            return null;
        return await response.Content.ReadFromJsonAsync<FolderDto>();
    }

    public async Task<bool> DeleteFolderAsync(string id)
    {
        var response = await _httpClient.DeleteAsync($"/api/v1/folders/{id}");
        return response.IsSuccessStatusCode;
    }

    public async Task<bool> MoveFolderAsync(string id, string? parentId)
    {
        var response = await _httpClient.PatchAsJsonAsync($"/api/v1/folders/{id}/parent",
            new { ParentId = parentId });
        return response.IsSuccessStatusCode;
    }

    public async Task<List<FileReferenceDto>> GetFilesInFolderAsync(string folderId)
    {
        var response = await _httpClient.GetFromJsonAsync<List<FileReferenceDto>>($"/api/v1/files?folderId={folderId}");
        return response ?? new List<FileReferenceDto>();
    }

    public async Task<FileReferenceDto> CreateFileReferenceAsync(CreateFileReferenceDto createDto)
    {
        var response = await _httpClient.PostAsJsonAsync("/api/v1/files", createDto);
        response.EnsureSuccessStatusCode();
        return await response.Content.ReadFromJsonAsync<FileReferenceDto>() ?? throw new Exception("Failed to create file");
    }

    public async Task<bool> DeleteFileReferenceAsync(string id)
    {
        var response = await _httpClient.DeleteAsync($"/api/v1/files/{id}");
        return response.IsSuccessStatusCode;
    }

    public async Task<List<TasksSheetDto>> GetTasksSheetsInFolderAsync(string folderId)
    {
        var response = await _httpClient.GetFromJsonAsync<List<TasksSheetDto>>($"/api/v1/taskssheets?folderId={folderId}");
        return response ?? new List<TasksSheetDto>();
    }

    public async Task<List<TasksSheetDto>> GetRootTasksSheetsAsync()
    {
        var response = await _httpClient.GetFromJsonAsync<List<TasksSheetDto>>("/api/v1/taskssheets/root");
        return response ?? new List<TasksSheetDto>();
    }

    public async Task<TasksSheetDto?> GetTasksSheetByIdAsync(string id)
    {
        return await _httpClient.GetFromJsonAsync<TasksSheetDto>($"/api/v1/taskssheets/{id}");
    }

    public async Task<TasksSheetDto> CreateTasksSheetAsync(CreateTasksSheetDto createDto)
    {
        var response = await _httpClient.PostAsJsonAsync("/api/v1/taskssheets", createDto);
        response.EnsureSuccessStatusCode();
        return await response.Content.ReadFromJsonAsync<TasksSheetDto>() ?? throw new Exception("Failed to create tasks sheet");
    }

    public async Task<bool> MoveTasksSheetAsync(string id, string? parentFolderId)
    {
        var response = await _httpClient.PatchAsJsonAsync($"/api/v1/taskssheets/{id}/parent",
            new { ParentFolderId = parentFolderId });
        return response.IsSuccessStatusCode;
    }

    public async Task<TodoItemDto> AddTaskToTasksSheetAsync(string tasksSheetId, CreateTodoItemDto createDto)
    {
        var response = await _httpClient.PostAsJsonAsync($"/api/v1/taskssheets/{tasksSheetId}/tasks", createDto);
        response.EnsureSuccessStatusCode();
        return await response.Content.ReadFromJsonAsync<TodoItemDto>() ?? throw new Exception("Failed to create task");
    }

    public async Task<bool> ToggleTaskInTasksSheetAsync(string taskId)
    {
        var response = await _httpClient.PatchAsync($"/api/v1/taskssheets/tasks/{taskId}/toggle", null);
        return response.IsSuccessStatusCode;
    }

    public async Task<bool> DeleteTaskInTasksSheetAsync(string taskId)
    {
        var response = await _httpClient.DeleteAsync($"/api/v1/taskssheets/tasks/{taskId}");
        return response.IsSuccessStatusCode;
    }
}