| | 1 | | using System; |
| | 2 | | using System.Collections.Generic; |
| | 3 | | using UnityEngine; |
| | 4 | | using UnityEngine.Networking; |
| | 5 | |
|
| | 6 | | namespace DCL.Helpers.NFT.Markets.OpenSea_Internal |
| | 7 | | { |
| | 8 | | public class RequestController : IDisposable |
| | 9 | | { |
| | 10 | | private const bool VERBOSE = false; |
| | 11 | |
|
| 671 | 12 | | internal readonly RequestScheduler requestScheduler = new RequestScheduler(); |
| 671 | 13 | | private readonly Dictionary<string, RequestBase<AssetResponse>> cacheAssetResponses = new Dictionary<string, Req |
| 671 | 14 | | private readonly Dictionary<string, RequestBase<AssetsResponse>> cacheSeveralAssetsResponse = new Dictionary<str |
| 671 | 15 | | private readonly Dictionary<string, RequestBase<SingleAssetResponse>> cacheSingleAssetResponses = new Dictionary |
| | 16 | |
|
| | 17 | | private BatchAssetsRequestHandler openBatchAssetsRequestHandler = null; |
| | 18 | |
|
| 2013 | 19 | | public RequestController() { requestScheduler.OnRequestReadyToSend += SendRequest; } |
| | 20 | |
|
| 1384 | 21 | | public void Dispose() { requestScheduler.OnRequestReadyToSend -= SendRequest; } |
| | 22 | |
|
| | 23 | | public RequestBase<AssetResponse> FetchNFT(string contractAddress, string tokenId) |
| | 24 | | { |
| 8 | 25 | | if (cacheAssetResponses.TryGetValue(RequestAssetInBatch.GetId(contractAddress, tokenId), out RequestBase<Ass |
| | 26 | | { |
| 0 | 27 | | return request; |
| | 28 | | } |
| | 29 | |
|
| 8 | 30 | | var newRequest = new RequestAssetInBatch(contractAddress, tokenId); |
| | 31 | |
|
| 8 | 32 | | AddToCache(newRequest); |
| | 33 | |
|
| 8 | 34 | | newRequest.OnFail += OnRequestFailed; |
| | 35 | |
|
| 8 | 36 | | if (openBatchAssetsRequestHandler == null || !openBatchAssetsRequestHandler.isOpen) |
| | 37 | | { |
| 8 | 38 | | openBatchAssetsRequestHandler = new BatchAssetsRequestHandler(this); |
| 8 | 39 | | requestScheduler.EnqueueRequest(openBatchAssetsRequestHandler); |
| | 40 | | } |
| | 41 | |
|
| 8 | 42 | | openBatchAssetsRequestHandler.AddRequest(newRequest); |
| | 43 | |
|
| 8 | 44 | | return newRequest; |
| | 45 | | } |
| | 46 | |
|
| | 47 | | public RequestBase<AssetsResponse> FetchOwnedNFT(string address) |
| | 48 | | { |
| 4 | 49 | | if (cacheSeveralAssetsResponse.TryGetValue(RequestOwnedNFTs.GetId(address), out RequestBase<AssetsResponse> |
| | 50 | | { |
| 0 | 51 | | return request; |
| | 52 | | } |
| | 53 | |
|
| 4 | 54 | | var newRequest = new RequestOwnedNFTs(address); |
| | 55 | |
|
| 4 | 56 | | AddToCache(newRequest); |
| | 57 | |
|
| 4 | 58 | | newRequest.OnFail += OnRequestFailed; |
| | 59 | |
|
| 4 | 60 | | var requestHandler = new OwnedNFTRequestHandler(newRequest, this); |
| 4 | 61 | | requestScheduler.EnqueueRequest(requestHandler); |
| | 62 | |
|
| 4 | 63 | | return newRequest; |
| | 64 | | } |
| | 65 | |
|
| | 66 | | public RequestBase<SingleAssetResponse> FetchSingleNFT(string contractAddress, string tokenId) |
| | 67 | | { |
| 0 | 68 | | if (cacheSingleAssetResponses.TryGetValue(RequestAssetSingle.GetId(contractAddress, tokenId), out RequestBas |
| | 69 | | { |
| 0 | 70 | | return request; |
| | 71 | | } |
| | 72 | |
|
| 0 | 73 | | var newRequest = new RequestAssetSingle(contractAddress, tokenId); |
| | 74 | |
|
| 0 | 75 | | AddToCache(newRequest); |
| | 76 | |
|
| 0 | 77 | | newRequest.OnFail += OnRequestFailed; |
| | 78 | |
|
| 0 | 79 | | var requestHandler = new SingleAssetRequestHandler(newRequest, this); |
| 0 | 80 | | requestScheduler.EnqueueRequest(requestHandler); |
| | 81 | |
|
| 0 | 82 | | return newRequest; |
| | 83 | | } |
| | 84 | |
|
| | 85 | | private void SendRequest(IRequestHandler requestHandler) |
| | 86 | | { |
| 11 | 87 | | string url = requestHandler.GetUrl(); |
| | 88 | |
|
| | 89 | | if (VERBOSE) |
| | 90 | | Debug.Log($"RequestController: Send Request: {url}"); |
| | 91 | |
|
| | 92 | | // NOTE: In this case, as this code is implementing a very specific retries system (including delays), we us |
| | 93 | | // custom WebRequest system without retries (requestAttemps = 1) and let the current code to ap |
| 11 | 94 | | WebRequestAsyncOperation asyncOp = Environment.i.platform.webRequest.Get(url, requestAttemps: 1, disposeOnCo |
| | 95 | |
|
| 11 | 96 | | asyncOp.completed += operation => |
| | 97 | | { |
| 7 | 98 | | UnityWebRequest unityWebRequest = operation.webRequest; |
| 7 | 99 | | bool shouldTryToRetry = true; |
| 7 | 100 | | string serverResponse = unityWebRequest.downloadHandler.text; |
| | 101 | |
|
| | 102 | | if (VERBOSE) |
| | 103 | | Debug.Log($"RequestController: Request completed: success? {unityWebRequest.result == UnityWebReques |
| | 104 | |
|
| 7 | 105 | | if (unityWebRequest.result == UnityWebRequest.Result.Success) |
| | 106 | | { |
| 7 | 107 | | requestHandler.SetApiResponse(serverResponse, |
| | 108 | | () => |
| | 109 | | { |
| | 110 | | if (VERBOSE) |
| | 111 | | Debug.Log($"RequestController: Request Succeeded: {url}"); |
| | 112 | |
|
| 7 | 113 | | shouldTryToRetry = false; |
| 7 | 114 | | }, |
| | 115 | | error => |
| | 116 | | { |
| 0 | 117 | | serverResponse = $"RequestController: Parse Request Error: {url}: {error}"; |
| | 118 | |
|
| | 119 | | if (VERBOSE) |
| | 120 | | Debug.Log(serverResponse); |
| 0 | 121 | | }); |
| | 122 | | } |
| | 123 | |
|
| 7 | 124 | | if (shouldTryToRetry) |
| | 125 | | { |
| 0 | 126 | | if (requestHandler.CanRetry()) |
| | 127 | | { |
| 0 | 128 | | requestHandler.Retry(); |
| 0 | 129 | | } |
| | 130 | | else |
| | 131 | | { |
| 0 | 132 | | requestHandler.SetApiResponseError(serverResponse); |
| | 133 | | } |
| | 134 | | } |
| | 135 | |
|
| 7 | 136 | | unityWebRequest.Dispose(); |
| 7 | 137 | | }; |
| 11 | 138 | | } |
| | 139 | |
|
| | 140 | | private void OnRequestFailed(RequestBase<AssetResponse> request) |
| | 141 | | { |
| 0 | 142 | | request.OnFail -= OnRequestFailed; |
| | 143 | |
|
| 0 | 144 | | RemoveFromCache(request); |
| 0 | 145 | | } |
| | 146 | |
|
| | 147 | | private void OnRequestFailed(RequestBase<AssetsResponse> request) |
| | 148 | | { |
| 0 | 149 | | request.OnFail -= OnRequestFailed; |
| | 150 | |
|
| 0 | 151 | | RemoveFromCache(request); |
| 0 | 152 | | } |
| | 153 | |
|
| | 154 | | private void OnRequestFailed(RequestBase<SingleAssetResponse> request) |
| | 155 | | { |
| 0 | 156 | | request.OnFail -= OnRequestFailed; |
| | 157 | |
|
| 0 | 158 | | RemoveFromCache(request); |
| 0 | 159 | | } |
| | 160 | |
|
| | 161 | | private void AddToCache(RequestBase<AssetResponse> request) |
| | 162 | | { |
| 8 | 163 | | if (cacheAssetResponses.ContainsKey(request.requestId)) |
| 0 | 164 | | return; |
| | 165 | |
|
| 8 | 166 | | cacheAssetResponses.Add(request.requestId, request); |
| 8 | 167 | | } |
| | 168 | |
|
| | 169 | | private void AddToCache(RequestBase<AssetsResponse> request) |
| | 170 | | { |
| 4 | 171 | | if (cacheSeveralAssetsResponse.ContainsKey(request.requestId)) |
| 0 | 172 | | return; |
| | 173 | |
|
| 4 | 174 | | cacheSeveralAssetsResponse.Add(request.requestId, request); |
| 4 | 175 | | } |
| | 176 | |
|
| | 177 | | private void AddToCache(RequestBase<SingleAssetResponse> request) |
| | 178 | | { |
| 0 | 179 | | if (cacheSingleAssetResponses.ContainsKey(request.requestId)) |
| 0 | 180 | | return; |
| | 181 | |
|
| 0 | 182 | | cacheSingleAssetResponses.Add(request.requestId, request); |
| 0 | 183 | | } |
| | 184 | |
|
| 0 | 185 | | private void RemoveFromCache(RequestBase<AssetResponse> request) { cacheAssetResponses.Remove(request.requestId) |
| | 186 | |
|
| 0 | 187 | | private void RemoveFromCache(RequestBase<AssetsResponse> request) { cacheSeveralAssetsResponse.Remove(request.re |
| | 188 | |
|
| 0 | 189 | | private void RemoveFromCache(RequestBase<SingleAssetResponse> request) { cacheSingleAssetResponses.Remove(reques |
| | 190 | | } |
| | 191 | | } |