feat: friendship

oneRain 2021-01-12 18:11:08 +08:00
parent d263de14b7
commit 0a225434c8
4 changed files with 175 additions and 0 deletions

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@ -0,0 +1,21 @@
using System.Collections.Generic;
namespace LeanCloud.Storage {
public class LCFollowersAndFollowees {
public List<LCObject> Followers {
get; internal set;
}
public List<LCObject> Followees {
get; internal set;
}
public int FollowersCount {
get; internal set;
}
public int FolloweeCount {
get; internal set;
}
}
}

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using System;
using System.Threading.Tasks;
using System.Collections.Generic;
using LeanCloud.Storage.Internal.Codec;
namespace LeanCloud.Storage {
public static class LCFriendship {
public static async Task Request(string userId, Dictionary<string, object> attributes = null) {
LCUser user = await LCUser.GetCurrent();
if (user == null) {
throw new ArgumentNullException("current user");
}
string path = "users/friendshipRequests";
LCObject friend = LCObject.CreateWithoutData("_User", userId);
Dictionary<string, object> data = new Dictionary<string, object> {
{ "user", LCEncoder.EncodeLCObject(user) },
{ "friend", LCEncoder.EncodeLCObject(friend) },
};
if (attributes != null) {
data["friendship"] = attributes;
}
await LCApplication.HttpClient.Post<Dictionary<string, object>>(path, data: data);
}
public static async Task AcceptRequest(LCFriendshipRequest request, Dictionary<string, object> attributes = null) {
if (request == null) {
throw new ArgumentNullException(nameof(request));
}
string path = $"users/friendshipRequests/{request.ObjectId}/accept";
Dictionary<string, object> data = null;
if (attributes != null) {
data = new Dictionary<string, object> {
{ "friendship", attributes }
};
}
await LCApplication.HttpClient.Put<Dictionary<string, object>>(path, data: data);
}
public static async Task DeclineRequest(LCFriendshipRequest request) {
if (request == null) {
throw new ArgumentNullException(nameof(request));
}
string path = $"users/friendshipRequests/{request.ObjectId}/decline";
await LCApplication.HttpClient.Put<Dictionary<string, object>>(path);
}
}
}

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namespace LeanCloud.Storage {
public class LCFriendshipRequest : LCObject {
public const string CLASS_NAME = "_FriendshipRequest";
public LCFriendshipRequest() : base(CLASS_NAME) {
}
}
}

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@ -1,5 +1,6 @@
using System;
using System.Threading.Tasks;
using System.Collections;
using System.Collections.Generic;
using LeanCloud.Storage.Internal.Object;
@ -589,5 +590,103 @@ namespace LeanCloud.Storage {
};
await LCApplication.HttpClient.Post<Dictionary<string, object>>(path, data: data);
}
/// <summary>
/// Follows a user.
/// </summary>
/// <param name="targetId"></param>
/// <param name="attrs"></param>
/// <returns></returns>
public async Task Follow(string targetId, Dictionary<string, object> attrs = null) {
if (string.IsNullOrEmpty(targetId)) {
throw new ArgumentNullException(nameof(targetId));
}
string path = $"users/self/friendship/{targetId}";
await LCApplication.HttpClient.Post<Dictionary<string, object>>(path, data: attrs);
}
/// <summary>
/// Unfollows a user.
/// </summary>
/// <param name="targetId"></param>
/// <returns></returns>
public async Task Unfollow(string targetId) {
if (string.IsNullOrEmpty(targetId)) {
throw new ArgumentNullException(nameof(targetId));
}
string path = $"users/self/friendship/{targetId}";
await LCApplication.HttpClient.Delete(path);
}
/// <summary>
/// Constructs a follower query.
/// </summary>
/// <returns></returns>
public LCQuery<LCObject> FollowerQuery() {
return new LCQuery<LCObject>("_Follower")
.WhereEqualTo("user", this)
.Include("follower");
}
/// <summary>
/// Constructs a followee query.
/// </summary>
/// <returns></returns>
public LCQuery<LCObject> FolloweeQuery() {
return new LCQuery<LCObject>("_Followee")
.WhereEqualTo("user", this)
.Include("followee");
}
public async Task<LCFollowersAndFollowees> GetFollowersAndFollowees(bool includeFollower = false,
bool includeFollowee = false, bool returnCount = false) {
Dictionary<string, object> queryParams = new Dictionary<string, object>();
if (returnCount) {
queryParams["count"] = 1;
}
if (includeFollower || includeFollowee) {
List<string> includes = new List<string>();
if (includeFollower) {
includes.Add("follower");
}
if (includeFollowee) {
includes.Add("followee");
}
queryParams["include"] = string.Join(",", includes);
}
string path = $"users/{ObjectId}/followersAndFollowees";
Dictionary<string, object> response = await LCApplication.HttpClient.Get<Dictionary<string, object>>(path,
queryParams: queryParams);
LCFollowersAndFollowees result = new LCFollowersAndFollowees();
if (response.TryGetValue("followers", out object followersObj) &&
(followersObj is List<object> followers)) {
result.Followers = new List<LCObject>();
foreach (object followerObj in followers) {
LCObjectData objectData = LCObjectData.Decode(followerObj as IDictionary);
LCObject follower = new LCObject("_Follower");
follower.Merge(objectData);
result.Followers.Add(follower);
}
}
if (response.TryGetValue("followees", out object followeesObj) &&
(followeesObj is List<object> followees)) {
result.Followees = new List<LCObject>();
foreach (object followeeObj in followees) {
LCObjectData objectData = LCObjectData.Decode(followeeObj as IDictionary);
LCObject followee = new LCObject("_Followee");
followee.Merge(objectData);
result.Followees.Add(followee);
}
}
if (response.TryGetValue("followers_count", out object followersCountObj) &&
(followersCountObj is int followersCount)) {
result.FollowersCount = followersCount;
}
if (response.TryGetValue("followees_count", out object followeesCountObj) &&
(followeesCountObj is int followeesCount)) {
result.FolloweeCount = followeesCount;
}
return result;
}
}
}