| | | 1 | | using DCL; |
| | | 2 | | using MainScripts.DCL.ServiceProviders.OpenSea.RequestHandlers; |
| | | 3 | | using MainScripts.DCL.ServiceProviders.OpenSea.Requests; |
| | | 4 | | using System; |
| | | 5 | | using System.Collections.Generic; |
| | | 6 | | using UnityEngine; |
| | | 7 | | using UnityEngine.Networking; |
| | | 8 | | using Environment = DCL.Environment; |
| | | 9 | | |
| | | 10 | | namespace MainScripts.DCL.ServiceProviders.OpenSea |
| | | 11 | | { |
| | | 12 | | public class RequestController : IDisposable |
| | | 13 | | { |
| | | 14 | | private readonly KernelConfig kernelConfig; |
| | | 15 | | private const bool VERBOSE = false; |
| | | 16 | | |
| | | 17 | | private const string EDITOR_USER_AGENT = |
| | | 18 | | "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 |
| | | 19 | | |
| | | 20 | | private const string EDITOR_REFERRER = "https://play.decentraland.org"; |
| | | 21 | | |
| | 130 | 22 | | internal readonly RequestScheduler.RequestScheduler requestScheduler = new (); |
| | 130 | 23 | | private readonly Dictionary<string, RequestBase<OpenSeaNftDto>> cacheAssetResponses = new (); |
| | 130 | 24 | | private readonly Dictionary<string, RequestBase<OpenSeaManyNftDto>> cacheSeveralAssetsResponse = new (); |
| | | 25 | | |
| | 130 | 26 | | public RequestController(KernelConfig kernelConfig) |
| | | 27 | | { |
| | 130 | 28 | | this.kernelConfig = kernelConfig; |
| | 130 | 29 | | requestScheduler.OnRequestReadyToSend += SendRequest; |
| | 130 | 30 | | } |
| | | 31 | | |
| | 260 | 32 | | public void Dispose() { requestScheduler.OnRequestReadyToSend -= SendRequest; } |
| | | 33 | | |
| | | 34 | | public RequestBase<OpenSeaNftDto> FetchNFT(string chain, string contractAddress, string tokenId) |
| | | 35 | | { |
| | 0 | 36 | | if (cacheAssetResponses.TryGetValue(RequestAssetSingle.GetId(contractAddress, tokenId), out RequestBase<Open |
| | 0 | 37 | | return request; |
| | | 38 | | |
| | 0 | 39 | | var newRequest = new RequestAssetSingle(chain, contractAddress, tokenId); |
| | | 40 | | |
| | 0 | 41 | | AddToCache(newRequest); |
| | | 42 | | |
| | 0 | 43 | | newRequest.OnFail += OnRequestFailed; |
| | | 44 | | |
| | 0 | 45 | | var requestHandler = new SingleAssetRequestHandler(newRequest, this, kernelConfig); |
| | 0 | 46 | | requestScheduler.EnqueueRequest(requestHandler); |
| | | 47 | | |
| | 0 | 48 | | return newRequest; |
| | | 49 | | } |
| | | 50 | | |
| | | 51 | | public RequestBase<OpenSeaManyNftDto> FetchOwnedNFT(string address) |
| | | 52 | | { |
| | 0 | 53 | | if (cacheSeveralAssetsResponse.TryGetValue(RequestOwnedNFTs.GetId(address), out RequestBase<OpenSeaManyNftDt |
| | | 54 | | { |
| | 0 | 55 | | return request; |
| | | 56 | | } |
| | | 57 | | |
| | 0 | 58 | | var newRequest = new RequestOwnedNFTs(address); |
| | | 59 | | |
| | 0 | 60 | | AddToCache(newRequest); |
| | | 61 | | |
| | 0 | 62 | | newRequest.OnFail += OnRequestFailed; |
| | | 63 | | |
| | 0 | 64 | | var requestHandler = new OwnedNFTRequestHandler(newRequest, this, kernelConfig); |
| | 0 | 65 | | requestScheduler.EnqueueRequest(requestHandler); |
| | | 66 | | |
| | 0 | 67 | | return newRequest; |
| | | 68 | | } |
| | | 69 | | |
| | | 70 | | private void SendRequest(IRequestHandler requestHandler) |
| | | 71 | | { |
| | 0 | 72 | | string url = requestHandler.GetUrl(); |
| | | 73 | | |
| | | 74 | | if (VERBOSE) |
| | | 75 | | Debug.Log($"RequestController: Send Request: {url}"); |
| | | 76 | | |
| | 0 | 77 | | Dictionary<string, string> headers = new Dictionary<string, string>(); |
| | | 78 | | |
| | | 79 | | #if (UNITY_EDITOR) || (UNITY_STANDALONE) |
| | 0 | 80 | | headers.Add("User-Agent", EDITOR_USER_AGENT); |
| | 0 | 81 | | headers.Add("referrer", EDITOR_REFERRER); |
| | | 82 | | #endif |
| | | 83 | | |
| | | 84 | | // NOTE: In this case, as this code is implementing a very specific retries system (including delays), we us |
| | | 85 | | // custom WebRequest system without retries (requestAttemps = 1) and let the current code to ap |
| | 0 | 86 | | WebRequestAsyncOperation asyncOp = (WebRequestAsyncOperation) Environment.i.platform.webRequest.Get( |
| | | 87 | | url, |
| | | 88 | | requestAttemps: 1, |
| | | 89 | | disposeOnCompleted: true, |
| | | 90 | | headers: headers); |
| | | 91 | | |
| | 0 | 92 | | asyncOp.completed += operation => |
| | | 93 | | { |
| | 0 | 94 | | UnityWebRequest unityWebRequest = operation.webRequest; |
| | 0 | 95 | | bool shouldTryToRetry = true; |
| | 0 | 96 | | string serverResponse = unityWebRequest.downloadHandler.text; |
| | | 97 | | |
| | | 98 | | if (VERBOSE) |
| | | 99 | | Debug.Log($"RequestController: Request completed: success? {unityWebRequest.result == UnityWebReques |
| | | 100 | | |
| | 0 | 101 | | if (unityWebRequest.result == UnityWebRequest.Result.Success) |
| | | 102 | | { |
| | 0 | 103 | | requestHandler.SetApiResponse(serverResponse, |
| | | 104 | | () => |
| | | 105 | | { |
| | | 106 | | if (VERBOSE) |
| | | 107 | | Debug.Log($"RequestController: Request Succeeded: {url}"); |
| | | 108 | | |
| | 0 | 109 | | shouldTryToRetry = false; |
| | 0 | 110 | | }, |
| | | 111 | | error => |
| | | 112 | | { |
| | 0 | 113 | | serverResponse = $"RequestController: Parse Request Error: {url}: {error}"; |
| | | 114 | | |
| | | 115 | | if (VERBOSE) |
| | | 116 | | Debug.Log(serverResponse); |
| | 0 | 117 | | }); |
| | | 118 | | } |
| | | 119 | | |
| | 0 | 120 | | if (shouldTryToRetry) |
| | | 121 | | { |
| | 0 | 122 | | if (requestHandler.CanRetry()) |
| | | 123 | | { |
| | 0 | 124 | | requestHandler.Retry(); |
| | | 125 | | } |
| | | 126 | | else |
| | | 127 | | { |
| | 0 | 128 | | requestHandler.SetApiResponseError($"[{url}] {serverResponse}"); |
| | | 129 | | } |
| | | 130 | | } |
| | | 131 | | |
| | 0 | 132 | | unityWebRequest.Dispose(); |
| | 0 | 133 | | }; |
| | 0 | 134 | | } |
| | | 135 | | |
| | | 136 | | private void OnRequestFailed(RequestBase<OpenSeaManyNftDto> request) |
| | | 137 | | { |
| | 0 | 138 | | request.OnFail -= OnRequestFailed; |
| | | 139 | | |
| | 0 | 140 | | RemoveFromCache(request); |
| | 0 | 141 | | } |
| | | 142 | | |
| | | 143 | | private void OnRequestFailed(RequestBase<OpenSeaNftDto> request) |
| | | 144 | | { |
| | 0 | 145 | | request.OnFail -= OnRequestFailed; |
| | | 146 | | |
| | 0 | 147 | | RemoveFromCache(request); |
| | 0 | 148 | | } |
| | | 149 | | |
| | | 150 | | private void AddToCache(RequestBase<OpenSeaNftDto> request) |
| | | 151 | | { |
| | 0 | 152 | | if (cacheAssetResponses.ContainsKey(request.requestId)) |
| | 0 | 153 | | return; |
| | | 154 | | |
| | 0 | 155 | | cacheAssetResponses.Add(request.requestId, request); |
| | 0 | 156 | | } |
| | | 157 | | |
| | | 158 | | private void AddToCache(RequestBase<OpenSeaManyNftDto> request) |
| | | 159 | | { |
| | 0 | 160 | | if (cacheSeveralAssetsResponse.ContainsKey(request.requestId)) |
| | 0 | 161 | | return; |
| | | 162 | | |
| | 0 | 163 | | cacheSeveralAssetsResponse.Add(request.requestId, request); |
| | 0 | 164 | | } |
| | | 165 | | |
| | | 166 | | private void RemoveFromCache(RequestBase<OpenSeaNftDto> request) |
| | | 167 | | { |
| | 0 | 168 | | cacheAssetResponses.Remove(request.requestId); |
| | 0 | 169 | | } |
| | | 170 | | |
| | | 171 | | private void RemoveFromCache(RequestBase<OpenSeaManyNftDto> request) |
| | | 172 | | { |
| | 0 | 173 | | cacheSeveralAssetsResponse.Remove(request.requestId); |
| | 0 | 174 | | } |
| | | 175 | | } |
| | | 176 | | } |