//
//  WXAppDelegate.m
//  Unity-iPhone
//
//  Created by qyq on 2018/1/23.
//

#import <Foundation/Foundation.h>
#import "WXAppDelegate.h"

@interface WXAppDelegate() <WXApiDelegate>
@end

static NSString* gWXAppId = nil;
static BOOL gWXRegistered = NO;

#ifdef __cplusplus
extern "C" {
#endif

void WX_SetAppId(const char *appid);
void WX_Register();

#ifdef __cplusplus
}
#endif

@implementation WXAppDelegate

-(void) onResp:(BaseResp*)resp
{
    if([resp isKindOfClass:[SendMessageToWXResp class]])
    {//分享
        if (resp.errCode == 0)
        {
            UnitySendMessage("Core","OnShareAction","");
        }
    }
    else if([resp isKindOfClass:[SendAuthResp class]])
    {//登录
        [self getWeiXinCodeFinishedWithResp:resp];
    }
}
- (void)getWeiXinCodeFinishedWithResp:(BaseResp *)resp
{
    if (resp.errCode == 0)
    {
        SendAuthResp *aresp = (SendAuthResp *)resp;
        const char*code=[aresp.code UTF8String];
        UnitySendMessage("Core", "WXGetToken", code);
    }
}

+ (NSString*)getAppId
{
    return gWXAppId;
}


+ (void)setAppId:(NSString *)appid
{
    if (gWXRegistered) {
        NSLog(@"[WX] already registered, ignore setAppId");
        return;
    }
    gWXAppId = appid;
}

+ (void)registerWeChat
{
    if (gWXRegistered) {
        NSLog(@"[WX] register already done");
        return;
    }

    if (gWXAppId == nil || gWXAppId.length == 0) {
        NSLog(@"[WX] AppId not set, cannot register");
        return;
    }

    NSLog(@"[WX] register with appid = %@", gWXAppId);
    [WXApi registerApp:gWXAppId];
    gWXRegistered = YES;
}


+ (void) share:(NSDictionary*)dic
{
if (!gWXRegistered) {
    NSLog(@"[WX] share called before register");
    return;
}


    if (![WXAppDelegate checkApp])
        return;
    
    NSDictionary* mediaObject = [dic objectForKey:@"mediaObject"];
    NSString* info = [dic objectForKey:@"description"];
    int scene = [[dic objectForKey:@"scene"] intValue];
    NSString* title = [dic objectForKey:@"title"];
    NSNumber* type = [mediaObject objectForKey:@"type"];
    NSString* url = [mediaObject objectForKey:@"url"];
    NSString* picUrl = @"";
    NSString* thumbUrl = @"";
    WXMediaMessage *message = [WXMediaMessage message];
    if ([type isEqual:@0])
    {
        message.title = title;
        message.description = info;
        WXWebpageObject *ext = [WXWebpageObject object];
        [message setThumbImage:[UIImage imageNamed:@"AppIcon57x57"]];
        ext.webpageUrl =url;
        message.mediaObject = ext;
    }
    else if([type isEqual:@1])
    {
        NSArray *filePaths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
        picUrl = [[[[filePaths objectAtIndex:0] stringByAppendingString:@"/"] stringByAppendingString:[mediaObject objectForKey:@"filename"]] stringByAppendingString:@".jpg"];
        thumbUrl = [picUrl stringByReplacingOccurrencesOfString:@".jpg" withString:@"_thumb.jpg"];
        UIImage* pic = [UIImage imageWithContentsOfFile:picUrl];
        UIImage* thumb = [UIImage imageWithContentsOfFile:thumbUrl];
        
        [message setThumbImage:thumb];
        WXImageObject *imageObject = [WXImageObject object];
        imageObject.imageData = UIImageJPEGRepresentation(pic, 1.0);
        message.mediaObject = imageObject;
    }
    else{
        NSLog(@"invalid type");
        return;
    }
    SendMessageToWXReq* req = [[SendMessageToWXReq alloc] init];
    req.bText = NO;
    req.message = message;
    req.scene = scene;
    if(![WXApi sendReq:req])
        NSLog(@"share picture failure");
}

+(void)login
{
        if (!gWXRegistered) {
        NSLog(@"[WX] login called before register");
        return;
    }

    if (![WXAppDelegate checkApp])
        return;

    //发送登录请求
    SendAuthReq* req = [[SendAuthReq alloc] init];
    req.scope = @"snsapi_userinfo";
	req.state = @"51qp_test";
    [WXApi sendReq:req];
}

+(bool) checkApp
{
    if(![WXApi isWXAppInstalled]){
        NSString* str_url = [WXApi getWXAppInstallUrl];
        NSURL* url = [NSURL URLWithString:str_url];
        [[UIApplication sharedApplication] openURL:url];
        return false;
    }
    if(![WXApi isWXAppSupportApi]){
        NSLog(@"WX app isn't support api;");
        return false;
    }
    return true;
}

@end

void WX_SetAppId(const char *appid)
{
    if (appid == NULL) {
        NSLog(@"[WX][C] SetAppId null");
        return;
    }

    NSString *appIdStr = [NSString stringWithUTF8String:appid];
    [WXAppDelegate setAppId:appIdStr];
}

void WX_Register()
{
    [WXAppDelegate registerWeChat];
}