82 строки
2.5 KiB
Objective-C
82 строки
2.5 KiB
Objective-C
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import "RCTDataManager.h"
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#import "RCTAssert.h"
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#import "RCTConvert.h"
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#import "RCTLog.h"
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#import "RCTUtils.h"
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@implementation RCTDataManager
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RCT_EXPORT_MODULE()
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/**
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* Executes a network request.
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* The responseSender block won't be called on same thread as called.
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*/
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RCT_EXPORT_METHOD(queryData:(NSString *)queryType
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withQuery:(NSDictionary *)query
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responseSender:(RCTResponseSenderBlock)responseSender)
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{
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if ([queryType isEqualToString:@"http"]) {
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// Build request
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NSURL *URL = [RCTConvert NSURL:query[@"url"]];
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NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:URL];
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request.HTTPMethod = [RCTConvert NSString:query[@"method"]] ?: @"GET";
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request.allHTTPHeaderFields = [RCTConvert NSDictionary:query[@"headers"]];
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request.HTTPBody = [RCTConvert NSData:query[@"data"]];
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// Build data task
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NSURLSessionDataTask *task = [[NSURLSession sharedSession] dataTaskWithRequest:request completionHandler:^(NSData *data, NSURLResponse *response, NSError *connectionError) {
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NSHTTPURLResponse *httpResponse = nil;
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if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
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// Might be a local file request
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httpResponse = (NSHTTPURLResponse *)response;
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}
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// Build response
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NSArray *responseJSON;
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if (connectionError == nil) {
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NSStringEncoding encoding = NSUTF8StringEncoding;
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if (response.textEncodingName) {
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CFStringEncoding cfEncoding = CFStringConvertIANACharSetNameToEncoding((CFStringRef)response.textEncodingName);
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encoding = CFStringConvertEncodingToNSStringEncoding(cfEncoding);
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}
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responseJSON = @[
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@(httpResponse.statusCode ?: 200),
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httpResponse.allHeaderFields ?: @{},
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[[NSString alloc] initWithData:data encoding:encoding] ?: @"",
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];
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} else {
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responseJSON = @[
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@(httpResponse.statusCode),
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httpResponse.allHeaderFields ?: @{},
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connectionError.localizedDescription ?: [NSNull null],
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];
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}
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// Send response (won't be sent on same thread as caller)
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responseSender(responseJSON);
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}];
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[task resume];
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} else {
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RCTLogError(@"unsupported query type %@", queryType);
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}
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}
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@end
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