Move things URL calls to a helper

1 files changed, 70 insertions, 0 deletions

diff --git a/QSThingsPlugin/Helpers/ThingsHelper.m b/QSThingsPlugin/Helpers/ThingsHelper.m
new file mode 100644
index 0000000..cc7267b
--- /dev/null
+++ b/QSThingsPlugin/Helpers/ThingsHelper.m
@@ -0,0 +1,70 @@
+#import "ThingsHelper.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+ThingsURLRoute const ThingsURLRouteSearch = @"search";
+ThingsURLRoute const ThingsURLRouteShow = @"show";
+ThingsURLRoute const ThingsURLRouteUpdate = @"update";
+ThingsURLRoute const ThingsURLRouteUpdateProject = @"update-project";
+ThingsURLRoute const ThingsURLRouteAdd = @"add";
+ThingsURLRoute const ThingsURLRouteAddProject = @"add-project";
+
+@implementation ThingsHelper
+
++ (instancetype)sharedInstance {
+    static ThingsHelper *sharedInstance = nil;
+    static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^{
+        sharedInstance = [[self alloc] init];
+    });
+    return sharedInstance;
+}
+
++ (BOOL)requiresAuthentication:(ThingsURLRoute)route {
+    if ([route isEqualToString:ThingsURLRouteSearch] || [route isEqualToString:ThingsURLRouteShow]) {
+        return NO;
+    }
+    return YES;
+}
+
++ (BOOL)callRoute:(ThingsURLRoute)route withParameters:(NSDictionary *)parameters {
+    NSString *authenticationKey = [KeychainHelper authenticationKey];
+    if ([self requiresAuthentication:route] && !authenticationKey) {
+      NSLog(@"Attempted to call an authenticated things URL without an authentication key.");
+      return NO;
+    }
+    
+    NSString *baseURL = [NSString stringWithFormat:@"things:///%@", route];
+    NSMutableArray *queryComponents = [NSMutableArray array];
+    
+    if ([self requiresAuthentication:route]) {
+        [queryComponents addObject:[NSString stringWithFormat:@"auth-token=%@", authenticationKey]];
+    }
+    
+    for (NSString *key in parameters) {
+        id value = parameters[key];
+        NSString *encodedKey = [self urlEncodeString:key];
+        NSString *encodedValue = [self urlEncodeString:[NSString stringWithFormat:@"%@", value]];
+        [queryComponents addObject:[NSString stringWithFormat:@"%@=%@", encodedKey, encodedValue]];
+    }
+    
+    NSString *urlString = baseURL;
+    if ([queryComponents count] > 0) {
+        urlString = [NSString stringWithFormat:@"%@?%@", baseURL, [queryComponents componentsJoinedByString:@"&"]];
+    }
+    
+    NSURL *url = [NSURL URLWithString:urlString];
+    
+    [[NSWorkspace sharedWorkspace] openURL:url];
+    
+    return YES;
+}
+
++ (NSString *)urlEncodeString:(NSString *)string {
+    NSCharacterSet *allowedCharacters = [NSCharacterSet URLQueryAllowedCharacterSet];
+    return [string stringByAddingPercentEncodingWithAllowedCharacters:allowedCharacters];
+}
+
+@end
+
+NS_ASSUME_NONNULL_END