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//
// APIClient.m
// Juick
//
// Created by Vitaly Takmazov on 22/08/16.
// Copyright © 2016 com.juick. All rights reserved.
//
#import "APIClient.h"
#import "Message.h"
#import "Chat.h"
@interface APIClient()
@property(nonatomic, strong) NSOperationQueue *backgroundQueue;
@end
@implementation APIClient
+(APIClient *) sharedClient {
static APIClient *sharedAPIClient = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
sharedAPIClient = [[self alloc] init];
});
return sharedAPIClient;
}
-(id)init {
if (self = [super init]) {
NSString *baseURLString = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"base_url"];
NSLog(@"Initializing with %@ base URL", baseURLString);
self.manager = [[AFHTTPSessionManager alloc] initWithBaseURL:[NSURL URLWithString:baseURLString]];
self.manager.requestSerializer = [AFJSONRequestSerializer new];
[self.manager.requestSerializer setCachePolicy:NSURLRequestReloadIgnoringLocalCacheData];
NSString *username = [SAMKeychain passwordForService:[[NSBundle mainBundle] bundleIdentifier] account:@"com.juick.username"];
if (username) {
[self.manager.requestSerializer setAuthorizationHeaderFieldWithUsername:username password:[SAMKeychain passwordForService:[[NSBundle mainBundle] bundleIdentifier] account:@"com.juick.password"]];
}
self.backgroundQueue = [NSOperationQueue new];
self.dateFormatter = [[NSDateFormatter alloc] init];
self.dateFormatter.dateFormat = @"yyyy-MM-dd HH:mm:ss";
[self.dateFormatter setTimeZone:[NSTimeZone timeZoneWithName:@"UTC"]];
}
return self;
}
-(void) pullNextFromPath:(NSString *)path params:(NSDictionary *) params callback:(void(^)(NSArray *, NSError *))callback {
AFHTTPSessionManager *manager = [APIClient sharedClient].manager;
[self.backgroundQueue addOperationWithBlock:^{
[manager GET:path parameters:params progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
NSMutableArray *messages = [NSMutableArray new];
[((NSArray *)responseObject) enumerateObjectsUsingBlock:^(id _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
[messages addObject:[Message fromJSON:obj]];
}];
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(messages, nil);
}];
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
NSLog(@"REST Error: %@", error);
NSInteger statusCode = ((NSHTTPURLResponse *)task.response).statusCode;
if (statusCode == 401) {
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(nil, [[NSError alloc] initWithDomain:@"JuickErrorDomain" code:401 userInfo:nil]);
}];
}
}];
}];
}
-(void) postMessage:(NSString *)text result:(void (^)(Message *, NSError *))callback {
AFHTTPSessionManager *manager = [APIClient sharedClient].manager;
[self.backgroundQueue addOperationWithBlock:^{
[manager POST:@"post" parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> _Nonnull formData) {
[formData appendPartWithFormData:[text dataUsingEncoding:NSUTF8StringEncoding] name:@"body"];
} progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
NSLog(@"Success!");
Message *result = [Message fromJSON:responseObject];
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(result, nil);
}];
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
NSLog(@"Error: %@", [error localizedDescription]);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(nil, error);
}];
}];
}];
}
-(void) postReplyToThread:(NSNumber *)mid inReplyTo:(NSNumber *)rid text:(NSString *)text result:(void(^)(Message *, NSError *))callback {
AFHTTPSessionManager *manager = [APIClient sharedClient].manager;
[self.backgroundQueue addOperationWithBlock:^{
[manager POST:@"comment" parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> _Nonnull formData) {
[formData appendPartWithFormData:[[mid stringValue] dataUsingEncoding:NSUTF8StringEncoding] name:@"mid"];
[formData appendPartWithFormData:[[NSString stringWithFormat:@"%d", [rid intValue]] dataUsingEncoding:NSUTF8StringEncoding] name:@"rid"];
[formData appendPartWithFormData:[text dataUsingEncoding:NSUTF8StringEncoding] name:@"body"];
} progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
NSLog(@"Success!");
Message *reply = [Message fromJSON:responseObject];
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(reply, nil);
}];
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
NSLog(@"Error: %@", [error localizedDescription]);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(nil, error);
}];
}];
}];
}
-(void) postPMToUser:(NSString *)uname text:(NSString *)text result:(void (^)(NSError *))callback {
AFHTTPSessionManager *manager = [APIClient sharedClient].manager;
[self.backgroundQueue addOperationWithBlock:^{
[manager POST:@"pm" parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> _Nonnull formData) {
[formData appendPartWithFormData:[text dataUsingEncoding:NSUTF8StringEncoding] name:@"body"];
[formData appendPartWithFormData:[uname dataUsingEncoding:NSUTF8StringEncoding] name:@"uname"];
} progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(nil);
}];
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
NSLog(@"Error: %@", [error localizedDescription]);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(error);
}];
}];
}];
}
-(void) fetchChats:(void (^)(NSArray *, NSError *))callback {
AFHTTPSessionManager *manager = [APIClient sharedClient].manager;
[self.backgroundQueue addOperationWithBlock:^{
[manager GET:@"groups_pms" parameters:nil progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
NSMutableArray *groups = [NSMutableArray new];
NSArray *pms = [(NSDictionary *)responseObject objectForKey:@"pms"];
[pms enumerateObjectsUsingBlock:^(id _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
[groups addObject:[Chat fromJSON:obj]];
}];
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(groups, nil);
}];
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
NSLog(@"Error: %@", [error localizedDescription]);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(nil, error);
}];
}];
}];
}
-(void) fetchChatWithUser:(NSString *)uname callback:(void (^)(NSArray *, NSError *))callback {
AFHTTPSessionManager *manager = [APIClient sharedClient].manager;
NSDictionary *params = @{@"uname": uname};
[self.backgroundQueue addOperationWithBlock:^{
[manager GET:@"pm" parameters:params progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
NSMutableArray *messages = [NSMutableArray new];
NSArray *messagesList = (NSArray *)responseObject;
[messagesList enumerateObjectsUsingBlock:^(id _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
[messages addObject:[Message fromJSON:obj]];
}];
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(messages, nil);
}];
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
NSLog(@"Error: %@", [error localizedDescription]);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
callback(nil, error);
}];
}];
}];
}
+(NSString *) messagesUrl {
return @"messages";
}
+(NSString *) discussionsUrl {
return @"messages/discussions";
}
+(NSString *) threadUrl {
return @"thread";
}
+(NSString *) feedUrl {
return @"home";
}
@end
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