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//
// GraphViewController.m
// Volta
//
// Created by Ronny Fenrich on 2013-06-17.
// Copyright (c) 2013 Decoder. All rights reserved.
//
#import "GraphViewController.h"
#import "StatsTabBarController.h"
#import "VoltaReading.h"
@interface GraphViewController ()<UIWebViewDelegate>
@property (weak, nonatomic) IBOutlet UIWebView *webView;
@end
@implementation GraphViewController
- (void)viewDidLoad
{
[super viewDidLoad];
NSString *resourcePath = [[[[NSBundle mainBundle] resourcePath] stringByReplacingOccurrencesOfString:@"/" withString:@"//"]
stringByReplacingOccurrencesOfString:@" " withString:@"%20"];
NSString *markup = [NSString stringWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"graph" ofType:@"html"]
encoding:NSUTF8StringEncoding
error:nil];
dispatch_async(dispatch_get_main_queue(), ^{
[self.webView loadHTMLString:markup baseURL:[NSURL URLWithString:[NSString stringWithFormat:@"file:/%@//", resourcePath]]];
});
}
- (void)viewDidUnload
{
[self setWebView:nil];
[super viewDidUnload];
}
- (void)viewWillDisappear
{
if (self.webView.loading) {
[self.webView stopLoading];
}
}
- (void)viewDidAppear:(BOOL)animated
{
[super viewDidAppear:animated];
[self hideGradientBackground:self.webView];
NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
[dateFormatter setDateFormat:@"MMM dd"];
NSString *seriesA = @"";
NSString *seriesB = @"";
StatsTabBarController *parentTabBarController = (StatsTabBarController *)self.parentViewController;
for (VoltaReading *reading in parentTabBarController.data.allValues)
{
float kWh = reading.usage / 1000.0f;
float cost = reading.cost / 100000.0f;
if (![seriesA isEmpty])
{
seriesA = [seriesA stringByAppendingString:@","];
}
if (![seriesB isEmpty])
{
seriesB = [seriesB stringByAppendingString:@","];
}
seriesA = [seriesA stringByAppendingString:[NSString stringWithFormat:@"['%@', %.2f]", [dateFormatter stringFromDate:reading.startDate], kWh]];
seriesB = [seriesB stringByAppendingString:[NSString stringWithFormat:@"['%@', %.2f]", [dateFormatter stringFromDate:reading.startDate], cost]];
}
seriesA = [[@"[" stringByAppendingString:seriesA] stringByAppendingString:@"]"];
seriesB = [[@"[" stringByAppendingString:seriesB] stringByAppendingString:@"]"];
double delayInSeconds = 0.5;
dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));
dispatch_after(popTime, dispatch_get_main_queue(), ^(void){
[self.webView stringByEvaluatingJavaScriptFromString:[NSString stringWithFormat:@"plotData(%@, %@)", seriesA, seriesB]];
});
}
#pragma mark - Web View
- (void)hideGradientBackground:(UIView*)theView
{
for (UIView * subview in theView.subviews)
{
if ([subview isKindOfClass:[UIImageView class]])
subview.hidden = YES;
[self hideGradientBackground:subview];
}
}
- (void)webView:(UIWebView *)theWebView didFailLoadWithError:(NSError *)error
{
// If the URLLoadingSystem cancelled the load don't show anything.
NSString *errorUrl = [error.userInfo objectForKey:@"NSErrorFailingURLStringKey"];
if (([error code] != NSURLErrorCancelled ) && ([[errorUrl uppercaseString] startsWith:@"HTTP"]))
{
BlockAlertView *alert = [BlockAlertView alertWithTitle:@"Connection Error" message:@"We couldn't load the web page, please check your internet connection and try again."];
[alert setCancelButtonWithTitle:@"Ok" block:nil];
[alert show];
}
}
- (BOOL)webView:(UIWebView *)theWebView shouldStartLoadWithRequest:(NSURLRequest *)theRequest navigationType:(UIWebViewNavigationType)navigationType
{
// if ([[theRequest.URL absoluteString] isEqual:@"flushd://ready"])
// {
// // pass in statistic data when webview is ready...
// NSError *jsonError = nil;
// NSData *jsonData = [NSJSONSerialization dataWithJSONObject:self.statsController.userStats
// options:NSJSONWritingPrettyPrinted // Pass 0 if you don't care about the readability of the generated string
// error:&jsonError];
// if (jsonError)
// {
// BlockAlertView *alert = [BlockAlertView alertWithTitle:@"Error" message:@"Couldn't process statistic data. Please try again later."];
// [alert setCancelButtonWithTitle:@"Ok" block:nil];
// [alert show];
// [self.spinner stopAnimating];
// [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];
// }
// else
// {
// NSString *jsonStatsData = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];
// NSLog(@"%@", jsonStatsData);
//
// // save world rank for later...
// id usersWorldRankValue = [self.statsController.userStats valueForKeyPath:@"week.global_rank"];
// if (usersWorldRankValue && !([usersWorldRankValue isEqual:[NSNull null]])) {
// self.usersWorldRank = [usersWorldRankValue integerValue];
// }
//
//
// dispatch_async(dispatch_get_main_queue(), ^{
// [self.webView stringByEvaluatingJavaScriptFromString:[NSString stringWithFormat:@"recalculateStats(%@)", jsonStatsData]];
// });
// }
// return NO;
// }
// else
// // webview is updated => present to the user now
// if ([[theRequest.URL absoluteString] isEqual:@"flushd://loaded"])
// {
// // slide in webview from bottom of screen now
// int finalWebViewPosition = self.webView.$y;
// self.webView.$y = [[UIScreen mainScreen] applicationFrame].size.height + 20;
// self.webView.hidden = NO;
// self.shareButton.hidden = NO;
//
// [UIView animateWithDuration:0.4
// delay:0.6
// options:UIViewAnimationOptionCurveEaseOut
// animations:^{
//
// self.webView.$y = finalWebViewPosition;
//
// } completion:^(BOOL finished) {
//
// [self.spinner stopAnimating];
// [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];
// self.webView.$y = finalWebViewPosition;
//
// // new badges? trigger javascript to show alert to the user
// UIViewController *pController = self.parentViewController;
// if ([pController isKindOfClass:[FlushdCustomTabBarController class]] && [pController respondsToSelector:@selector(setStatsBadge:)])
// {
// FlushdCustomTabBarController *aFlushdTabBarController = (FlushdCustomTabBarController *)pController;
// if (aFlushdTabBarController.badgeLabel.tag > 0) {
// dispatch_async(dispatch_get_main_queue(), ^{
// [self.webView stringByEvaluatingJavaScriptFromString:[NSString stringWithFormat:@"showNewAchievementsPopup(%i)", aFlushdTabBarController.badgeLabel.tag]];
// });
//
// // remove badges after user is looking at the stats page...
// [self removeStatsBadge];
// }
// }
// }];
// return NO;
// }
//
return YES;
}
- (void)webViewDidFinishLoad:(UIWebView *)theWebView
{
// scroll to the top
[self.webView.scrollView setContentOffset:CGPointMake(0, 0)];
}
- (void)webViewDidStartLoad:(UIWebView *)theWebView
{
}
@end
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