//
//  SchemeManager.m
//  FirstLink
//
//  Created by unicode on 14-11-13.
//  Copyright (c) 2014年 FirstLink. All rights reserved.
//

#import "SchemaManager.h"
#import "FLViewController.h"
#import "FirstLinkAppDelegate.h"

#import "FLControllerHelper.h"
#import "WebViewController.h"
@interface SchemaManager ()

@property (nonatomic, strong) NSURL *url;

@end

@implementation SchemaManager

+ (SchemaManager *)sharedManager {
    static SchemaManager *sharedSchemeManagerInstance = nil;
    
    static dispatch_once_t once_token;
    dispatch_once(&once_token, ^{
        sharedSchemeManagerInstance = [[self alloc] init];
    });
    
    return sharedSchemeManagerInstance;
}

- (BOOL)save:(NSURL *)url {
    self.url = [url copy];
    return YES;
}

- (void)clearURL {
    self.url = nil;
}

- (void)parser {
    [self parserURL:self.url shouldCache:NO];
}

- (void)parserURL:(NSURL *)url shouldCache:(BOOL)shouldCache {
    if (![url isKindOfClass:[NSURL class]] || !url) {
        return;
    }
    self.url = [url copy];
    
    NSString *host = self.url.host;
    NSString *relativePath = self.url.relativePath;
    NSMutableDictionary *para = [self parserPara:self.url.query];
    
    // 短信调用H5唤醒App的格式是 firstlinkapp://sms.fine3q.com?url=urlencode
    if ([host isEqualToString:SMSHost]) {
        NSRange range = [self.url.absoluteString rangeOfString:@"url="];
        if (range.length > 0) {
            NSString *paraURL = [self.url.absoluteString substringFromIndex:(range.location + range.length)];
            if (paraURL.length > 0) {
                paraURL = [paraURL stringByRemovingPercentEncoding];
                self.url = [NSURL URLWithString:paraURL];
                [self parserURL:self.url shouldCache:YES];
                return;
            }
        }
    }
    
    if ([self.url.scheme rangeOfString:@"HTTP" options:NSCaseInsensitiveSearch].length > 0) {
        WebViewController *newViewController = [[FLControllerHelper currentStoryBoard] instantiateViewControllerWithIdentifier:@"WebViewController"];
        newViewController.url = self.url.absoluteString;
        newViewController.hidesBottomBarWhenPushed = YES;
        [[FLControllerHelper currentNavigationController] pushViewController:newViewController animated:YES];
    } else {
        if (host && relativePath) {
            [self pushViewController:host relativePath:relativePath para:para];
        }
    }
    
    if (!shouldCache) {
        [self clearURL];
    }
}

- (NSMutableDictionary*)parserPara:(NSString*)query {
    query =  [query stringByRemovingPercentEncoding];
    NSMutableDictionary *params = [NSMutableDictionary dictionary];
    for (NSString *param in [query componentsSeparatedByString:@"&"]) {
        NSArray *elts = [param componentsSeparatedByString:@"="];
        if([elts count] < 2) continue;
            [params setObject:[elts objectAtIndex:1] forKey:[elts objectAtIndex:0]];
    }
    return params;
}

- (void)pushViewController:(NSString*)host
              relativePath:(NSString*)relativePath
                      para:(NSMutableDictionary*)para {
    if ([host isEqualToString:LoginHost]) {
        if (![FKUserManager isUserLogin]) {
            [FLControllerHelper presentLoginControllerAnimated:YES completion:nil];
        }
        return;
    }
    
    NSString *className = nil;
    FLViewController *currentController = [self currentController];
    
    if ([host isEqualToString:PostHost]) {
        if ([relativePath isEqualToString:DetailPath]) {
            className = PindanDetailControllerString;
        } else if ([relativePath isEqualToString:TopicPostList]){
            className = FKTopicControllerString;
        }
    }
    if ([host isEqualToString:RecoNewsHost]) {
        if ([relativePath isEqualToString:RecoNewsList]) {
            className = FKRecoNewsControllerString;
        }
    }
    if ([host isEqualToString:PromotionHost]) {
        if ([relativePath isEqualToString:PromotionList]) {
            className = FKPromotionControllerString;
        }
    }
    if ([host isEqualToString:HotSaleHost]) {
        if ([relativePath isEqualToString:HotSaleList]) {
            className = FKHotSaleControllerString;
        }
    }
    if ([host isEqualToString:ProductHost]) {
        if ([relativePath isEqualToString:DetailPath]) {
            className = ProductDetailControllerString;
        }
    }
    if ([host isEqualToString:FAQHost]) {
        if ([relativePath isEqualToString:AuthorityListPath]) {
            className = AdviseDetailControllerString;
        }
    }
    if ([host isEqualToString:GrouponHost]) {
        if ([relativePath isEqualToString:DetailPath]) {
            className = FKGroupDetailControllerString;
        }
    }
    if ([host isEqualToString:PersonHost]) {
        if ([FKUserManager isUserLogin]) {
            if ([relativePath isEqualToString:OrderPath]) {
                if (para.allKeys.count > 0) {
                    className = OrderDetailControllerString;
                } else {
                    className = FKPersonOrderControllerString;
                }
            }
            if ([relativePath isEqualToString:CashCouponPath]) {
                className = CashCouponControllerString;
            }
            if ([relativePath isEqualToString:PointPath]) {
                className = PointControllerString;
            }
            
            if ([relativePath isEqualToString:InviteCodePath]){
                className = FKInviteCodeControllerString;
            }
            
            if ([relativePath isEqualToString:BuyVipPath]) {
                className = FKVipControllerString;
            }
            
            if ([relativePath isEqualToString:BackPath]) {
                [[FLControllerHelper currentNavigationController] popViewControllerAnimated:YES];
            }
            
            if ([relativePath isEqualToString:DownloadPath]) {
                NSURL *url = [NSURL URLWithString:@"https://itunes.apple.com/cn/app/剁手帮海淘-新用户专享225元优惠券/id950199368?mt=8"];
                [[UIApplication sharedApplication] openURL:url];
            }
        }
    }
    if ([host isEqualToString:IndexHost]) {
        [FLControllerHelper backToMainController];
    }
    
    if ([host isEqualToString:SearchHost]) {
        className = FKExploreListControllerString;
    }
    if ([host isEqualToString:ShopCartHost]) {
        if ([FKUserManager isUserLogin]) {
            className = FKBasketControllerString;
        }
    }
    if ([host isEqualToString:LogisticsHost]) {
        if ([FKUserManager isUserLogin]) {
            if ([relativePath isEqualToString:LogisticsDetailPath]) {
                className = LogisticsViewControllerString;
            }
        }
    }
    if ([host isEqualToString:ShareHost]) {
        if ([FKUserManager isUserLogin]) {
            className = FKCircleDetailControllerString;
        }
    }
    if ([host isEqualToString:ScoreHost]) {
        if ([FKUserManager isUserLogin]) {
            className = FKPointDetailControllerString;
        }
    }
    if ([host isEqualToString:WantBuyHost]) {
        if ([FKUserManager isUserLogin]) {
            className = FKWantBuyControllerString;
        }
    }
    
    
    /**
     *  generate instance from class name and push it to view controllers stack
     */
    if (className) {
        if ([NSStringFromClass(currentController.class) isEqualToString:className]) {
            [currentController forceRefresh];
        } else {
            Class instanceClass = NSClassFromString(className);
            FLViewController *newViewController = [[instanceClass alloc] init];
            newViewController.openURLPara = para;
            newViewController.hidesBottomBarWhenPushed = YES;
            [currentController.navigationController pushViewController:newViewController animated:YES];
        }
    }
}

- (FLViewController*)currentController {
    UITabBarController *tabbarController = [FLControllerHelper currentTabBarController];
    if (!tabbarController) return nil;
    
    UINavigationController *curNaviController = (UINavigationController*)tabbarController.selectedViewController;
    if ([curNaviController isKindOfClass:[UINavigationController class]]) {
        FLViewController *currentController = (FLViewController*)curNaviController.topViewController;
        return currentController;
    }
    return nil;
}

- (void)pushViewControllerFromClassName:(NSString*)className
                                   para:(NSDictionary*)para
                       toViewController:(FLViewController*)viewController{
    if (viewController) {
        FLViewController *newViewController = [[FLControllerHelper currentStoryBoard] instantiateViewControllerWithIdentifier:className];
        newViewController.openURLPara = para;
        [viewController.navigationController pushViewController:newViewController animated:YES];
    }
    return;
}

@end