using System;
using System.Collections.Generic;
using System.Threading.Tasks;

/// <summary>
/// 玩家空间模块。
/// </summary>
public sealed class BriskSpaceModule
    : BriskModuleBase
{
    /// <summary>
    /// 按玩家 ID 获取空间数据。
    /// </summary>
    public async Task<BriskSpaceView> GetByPlayerIdAsync(string playerId)
    {
        ValidatePlayerId(playerId);

        return await ExecuteAsync(async context =>
        {
            var data = await context.HttpClient.GetDataAsync($"/spaces/{playerId}", null, true);
            return BriskModelMapper.ToSpaceView(data);
        });
    }

    /// <summary>
    /// 按登录身份获取空间数据。
    /// </summary>
    public async Task<BriskSpaceView> GetByLoginIdentityAsync(string loginProvider, string loginUserId)
    {
        ValidateLoginIdentity(loginProvider, loginUserId);

        return await ExecuteAsync(async context =>
        {
            var data = await context.HttpClient.GetDataAsync("/spaces/by-login", CreateLoginIdentityQuery(loginProvider, loginUserId), true);
            return BriskModelMapper.ToSpaceView(data);
        });
    }

    /// <summary>
    /// 按玩家 ID 获取空间统计。
    /// </summary>
    public async Task<BriskSpaceStats> GetStatsByPlayerIdAsync(string playerId)
    {
        ValidatePlayerId(playerId);

        return await ExecuteAsync(async context =>
        {
            var data = await context.HttpClient.GetDataAsync($"/spaces/{playerId}/stats", null, true);
            return BriskModelMapper.ToSpaceStats(data);
        });
    }

    /// <summary>
    /// 按登录身份获取空间统计。
    /// </summary>
    public async Task<BriskSpaceStats> GetStatsByLoginIdentityAsync(string loginProvider, string loginUserId)
    {
        ValidateLoginIdentity(loginProvider, loginUserId);

        return await ExecuteAsync(async context =>
        {
            var data = await context.HttpClient.GetDataAsync("/spaces/by-login/stats", CreateLoginIdentityQuery(loginProvider, loginUserId), true);
            return BriskModelMapper.ToSpaceStats(data);
        });
    }

    /// <summary>
    /// 按玩家 ID 点赞空间。
    /// </summary>
    public async Task LikeByPlayerIdAsync(string playerId)
    {
        ValidatePlayerId(playerId);
        await ExecuteAsync(async context =>
        {
            await context.HttpClient.PostJsonRawAsync($"/spaces/{playerId}/like", new Dictionary<string, object>(), true);
        });
    }

    /// <summary>
    /// 按玩家 ID 取消点赞空间。
    /// </summary>
    public async Task UnlikeByPlayerIdAsync(string playerId)
    {
        ValidatePlayerId(playerId);
        await ExecuteAsync(async context =>
        {
            await context.HttpClient.SendDeleteJsonRawAsync($"/spaces/{playerId}/like", null, true);
        });
    }

    /// <summary>
    /// 按登录身份点赞空间。
    /// </summary>
    public async Task LikeByLoginIdentityAsync(string loginProvider, string loginUserId)
    {
        ValidateLoginIdentity(loginProvider, loginUserId);
        await ExecuteAsync(async context =>
        {
            await context.HttpClient.PostJsonRawAsync("/spaces/by-login/like", new Dictionary<string, object>(), true, CreateLoginIdentityQuery(loginProvider, loginUserId));
        });
    }

    /// <summary>
    /// 按登录身份取消点赞空间。
    /// </summary>
    public async Task UnlikeByLoginIdentityAsync(string loginProvider, string loginUserId)
    {
        ValidateLoginIdentity(loginProvider, loginUserId);
        await ExecuteAsync(async context =>
        {
            await context.HttpClient.SendDeleteJsonRawAsync("/spaces/by-login/like", CreateLoginIdentityQuery(loginProvider, loginUserId), true);
        });
    }

    /// <summary>
    /// 更新当前玩家自己的空间内容。
    /// </summary>
    public async Task UpdateMyAsync(object payload)
    {
        RequireNotNull(payload, nameof(payload));

        await ExecuteAsync(async context =>
        {
            await context.HttpClient.SendPutJsonRawAsync(
                "/spaces/me",
                new Dictionary<string, object> { { "payload_json", payload } },
                true);
        });
    }

    /// <summary>
    /// 获取我的访客列表。
    /// </summary>
    public async Task<IReadOnlyList<BriskSpaceVisit>> GetMyVisitsAsync()
    {
        return await ExecuteAsync(async context =>
        {
            var data = await context.HttpClient.GetRawDataAsync("/spaces/me/visits", null, true);
            return (IReadOnlyList<BriskSpaceVisit>)BriskModelMapper.ToSpaceVisits(data);
        });
    }

    private static Dictionary<string, string> CreateLoginIdentityQuery(string loginProvider, string loginUserId)
    {
        return new Dictionary<string, string>
        {
            { "login_provider", loginProvider },
            { "login_user_id", loginUserId }
        };
    }

    private static void ValidatePlayerId(string playerId)
    {
        RequireNotEmpty(playerId, nameof(playerId));
    }

    private static void ValidateLoginIdentity(string loginProvider, string loginUserId)
    {
        RequireNotEmpty(loginProvider, nameof(loginProvider));
        RequireNotEmpty(loginUserId, nameof(loginUserId));
    }
}