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//
// SDLSoftButtonManager.m
// SmartDeviceLink
//
// Created by Joel Fischer on 2/22/18.
// Copyright © 2018 smartdevicelink. All rights reserved.
//
#import "SDLSoftButtonManager.h"
#import "SDLConnectionManagerType.h"
#import "SDLDisplayCapabilities.h"
#import "SDLError.h"
#import "SDLFileManager.h"
#import "SDLLogMacros.h"
#import "SDLOnHMIStatus.h"
#import "SDLRegisterAppInterfaceResponse.h"
#import "SDLRPCNotificationNotification.h"
#import "SDLRPCResponseNotification.h"
#import "SDLSetDisplayLayoutResponse.h"
#import "SDLShow.h"
#import "SDLSoftButton.h"
#import "SDLSoftButtonCapabilities.h"
#import "SDLSoftButtonObject.h"
#import "SDLSoftButtonReplaceOperation.h"
#import "SDLSoftButtonState.h"
#import "SDLSoftButtonTransitionOperation.h"
NS_ASSUME_NONNULL_BEGIN
@interface SDLSoftButtonObject()
@property (assign, nonatomic) NSUInteger buttonId;
@property (weak, nonatomic) SDLSoftButtonManager *manager;
@end
@interface SDLSoftButtonManager()
@property (weak, nonatomic) id<SDLConnectionManagerType> connectionManager;
@property (weak, nonatomic) SDLFileManager *fileManager;
@property (strong, nonatomic) NSOperationQueue *transactionQueue;
@property (copy, nonatomic, nullable) SDLHMILevel currentLevel;
@property (strong, nonatomic, nullable) SDLDisplayCapabilities *displayCapabilities;
@property (strong, nonatomic, nullable) SDLSoftButtonCapabilities *softButtonCapabilities;
@property (strong, nonatomic) NSMutableArray<SDLAsynchronousOperation *> *batchQueue;
@end
@implementation SDLSoftButtonManager
- (instancetype)initWithConnectionManager:(id<SDLConnectionManagerType>)connectionManager fileManager:(SDLFileManager *)fileManager {
self = [super init];
if (!self) { return nil; }
_connectionManager = connectionManager;
_fileManager = fileManager;
_softButtonObjects = @[];
_currentLevel = nil;
_transactionQueue = [self sdl_newTransactionQueue];
_batchQueue = [NSMutableArray array];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(sdl_registerResponse:) name:SDLDidReceiveRegisterAppInterfaceResponse object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(sdl_displayLayoutResponse:) name:SDLDidReceiveSetDisplayLayoutResponse object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(sdl_hmiStatusNotification:) name:SDLDidChangeHMIStatusNotification object:nil];
return self;
}
- (void)stop {
_softButtonObjects = @[];
_currentMainField1 = nil;
_currentLevel = nil;
_displayCapabilities = nil;
_softButtonCapabilities = nil;
[_transactionQueue cancelAllOperations];
self.transactionQueue = [self sdl_newTransactionQueue];
}
- (NSOperationQueue *)sdl_newTransactionQueue {
NSOperationQueue *queue = [[NSOperationQueue alloc] init];
queue.name = @"SDLSoftButtonManager Transaction Queue";
queue.maxConcurrentOperationCount = 1;
queue.qualityOfService = NSQualityOfServiceUserInitiated;
queue.suspended = YES;
return queue;
}
#pragma mark - Sending Soft Buttons
- (void)setSoftButtonObjects:(NSArray<SDLSoftButtonObject *> *)softButtonObjects {
// Only update if something changed. This prevents, for example, an empty array being reset
if (_softButtonObjects == softButtonObjects) {
return;
}
// Set the soft button ids. Check to make sure no two soft buttons have the same name, there aren't many soft buttons, so n^2 isn't going to be bad
for (NSUInteger i = 0; i < softButtonObjects.count; i++) {
NSString *buttonName = softButtonObjects[i].name;
softButtonObjects[i].buttonId = i * 100;
for (NSUInteger j = (i + 1); j < softButtonObjects.count; j++) {
if ([softButtonObjects[j].name isEqualToString:buttonName]) {
_softButtonObjects = @[];
SDLLogE(@"Attempted to set soft button objects, but two buttons had the same name: %@", softButtonObjects);
return;
}
}
}
for (SDLSoftButtonObject *button in softButtonObjects) {
button.manager = self;
}
_softButtonObjects = softButtonObjects;
SDLSoftButtonReplaceOperation *op = [[SDLSoftButtonReplaceOperation alloc] initWithConnectionManager:self.connectionManager fileManager:self.fileManager capabilities:self.softButtonCapabilities softButtonObjects:_softButtonObjects mainField1:self.currentMainField1];
if (self.isBatchingUpdates) {
[self.batchQueue removeAllObjects];
[self.batchQueue addObject:op];
} else {
[self.transactionQueue cancelAllOperations];
[self.transactionQueue addOperation:op];
}
}
- (void)sdl_transitionSoftButton:(SDLSoftButtonObject *)softButton {
SDLSoftButtonTransitionOperation *op = [[SDLSoftButtonTransitionOperation alloc] initWithConnectionManager:self.connectionManager capabilities:self.softButtonCapabilities softButtons:self.softButtonObjects mainField1:self.currentMainField1];
if (self.isBatchingUpdates) {
for (SDLAsynchronousOperation *sbOperation in self.batchQueue) {
if ([sbOperation isMemberOfClass:[SDLSoftButtonTransitionOperation class]]) {
[self.batchQueue removeObject:sbOperation];
}
}
[self.batchQueue addObject:op];
} else {
[self.transactionQueue addOperation:op];
}
}
#pragma mark - Getting Soft Buttons
- (nullable SDLSoftButtonObject *)softButtonObjectNamed:(NSString *)name {
for (SDLSoftButtonObject *object in self.softButtonObjects) {
if ([object.name isEqualToString:name]) {
return object;
}
}
return nil;
}
#pragma mark - Getters / Setters
- (void)setBatchUpdates:(BOOL)batchUpdates {
_batchUpdates = batchUpdates;
if (!_batchUpdates) {
[self.transactionQueue addOperations:[self.batchQueue copy] waitUntilFinished:NO];
[self.batchQueue removeAllObjects];
}
}
- (void)setCurrentMainField1:(nullable NSString *)currentMainField1 {
_currentMainField1 = currentMainField1;
for (NSUInteger i = 0; i < self.transactionQueue.operations.count; i++) {
if ([self.transactionQueue.operations[i] isMemberOfClass:[SDLSoftButtonReplaceOperation class]]) {
SDLSoftButtonReplaceOperation *op = self.transactionQueue.operations[i];
op.mainField1 = currentMainField1;
} else if ([self.transactionQueue.operations[i] isMemberOfClass:[SDLSoftButtonTransitionOperation class]]) {
SDLSoftButtonTransitionOperation *op = self.transactionQueue.operations[i];
op.mainField1 = currentMainField1;
}
}
}
#pragma mark - RPC Responses
- (void)sdl_registerResponse:(SDLRPCResponseNotification *)notification {
SDLRegisterAppInterfaceResponse *response = (SDLRegisterAppInterfaceResponse *)notification.response;
if (!response.success.boolValue) { return; }
if (response.displayCapabilities == nil) {
SDLLogE(@"RegisterAppInterface succeeded but didn't send a display capabilities. A lot of things will probably break.");
return;
}
self.softButtonCapabilities = response.softButtonCapabilities ? response.softButtonCapabilities.firstObject : nil;
self.displayCapabilities = response.displayCapabilities;
}
- (void)sdl_displayLayoutResponse:(SDLRPCResponseNotification *)notification {
SDLSetDisplayLayoutResponse *response = (SDLSetDisplayLayoutResponse *)notification.response;
if (!response.success.boolValue) { return; }
if (response.displayCapabilities == nil) {
SDLLogE(@"SetDisplayLayout succeeded but didn't send a display capabilities. A lot of things will probably break.");
return;
}
self.softButtonCapabilities = response.softButtonCapabilities ? response.softButtonCapabilities.firstObject : nil;
self.displayCapabilities = response.displayCapabilities;
// Auto-send an updated Show to account for changes to the capabilities
if (self.softButtonObjects.count > 0) {
SDLSoftButtonReplaceOperation *op = [[SDLSoftButtonReplaceOperation alloc] initWithConnectionManager:self.connectionManager fileManager:self.fileManager capabilities:self.softButtonCapabilities softButtonObjects:self.softButtonObjects mainField1:self.currentMainField1];
[self.transactionQueue addOperation:op];
}
}
- (void)sdl_hmiStatusNotification:(SDLRPCNotificationNotification *)notification {
SDLOnHMIStatus *hmiStatus = (SDLOnHMIStatus *)notification.notification;
SDLHMILevel oldHMILevel = self.currentLevel;
if (![oldHMILevel isEqualToEnum:hmiStatus.hmiLevel]) {
if ([hmiStatus.hmiLevel isEqualToEnum:SDLHMILevelNone]) {
self.transactionQueue.suspended = YES;
} else {
self.transactionQueue.suspended = NO;
}
}
self.currentLevel = hmiStatus.hmiLevel;
}
@end
NS_ASSUME_NONNULL_END
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