单军华
2018-03-28 f99cf1d5cc50407394501853be06cb39f38a092c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
/*
 * Copyright Cypress Semiconductor Corporation, 2014-2015 All rights reserved.
 *
 * This software, associated documentation and materials ("Software") is
 * owned by Cypress Semiconductor Corporation ("Cypress") and is
 * protected by and subject to worldwide patent protection (UnitedStates and foreign), United States copyright laws and international
 * treaty provisions. Therefore, unless otherwise specified in a separate license agreement between you and Cypress, this Software
 * must be treated like any other copyrighted material. Reproduction,
 * modification, translation, compilation, or representation of this
 * Software in any other form (e.g., paper, magnetic, optical, silicon)
 * is prohibited without Cypress's express written permission.
 *
 * Disclaimer: THIS SOFTWARE IS PROVIDED AS-IS, WITH NO WARRANTY OF ANY
 * KIND, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
 * NONINFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes
 * to the Software without notice. Cypress does not assume any liability
 * arising out of the application or use of Software or any product or
 * circuit described in the Software. Cypress does not authorize its
 * products for use as critical components in any products where a
 * malfunction or failure may reasonably be expected to result in
 * significant injury or death ("High Risk Product"). By including
 * Cypress's product in a High Risk Product, the manufacturer of such
 * system or application assumes all risk of such use and in doing so
 * indemnifies Cypress against all liability.
 *
 * Use of this Software may be limited by and subject to the applicable
 * Cypress software license agreement.
 *
 *
 */
 
#import "BatteryServiceModel.h"
 
/*!
 *  @class BatteryServiceModel
 *
 *  @discussion Class to handle the battery service related operations
 *
 */
@interface BatteryServiceModel()<cbCharacteristicManagerDelegate>
{
    void(^cbCharacteristicDiscoverHandler)(BOOL success,NSError *error);
    BOOL isCharacteristicRead;
}
 
@end
 
 
@implementation BatteryServiceModel
 
 
- (instancetype)init
{
    self = [super init];
    if (self) {
        
        self.batteryServiceDict = [[NSMutableDictionary alloc] init];
        [self.batteryServiceDict setValue:@" " forKey:[NSString stringWithFormat:@"%@",[[CBMoralManager sharedManager] myService]]];
    }
    return self;
}
 
 
/*!
 *  @method startDiscoverChar
 *
 *  @discussion Discovers the specified characteristics of a service..
 */
 
-(void)startDiscoverCharacteristicsWithCompletionHandler:(void (^)(BOOL success,NSError *error))handler
 
{
    cbCharacteristicDiscoverHandler = handler;
    [[CBMoralManager sharedManager] setCbCharacteristicDelegate:self];
     [[[CBMoralManager sharedManager] myPeripheral] discoverCharacteristics:nil forService:[[CBMoralManager sharedManager] myService]];
 
}
 
 
-(void) readBatteryLevel
{
    if (_batteryCharacterisic != nil)
    {
        isCharacteristicRead = YES;
        [Utilities logDataWithService:[ResourceHandler getServiceNameForUUID:BATTERY_LEVEL_SERVICE_UUID] characteristic:[ResourceHandler getCharacteristicNameForUUID:BATTERY_LEVEL_CHARACTERISTIC_UUID] descriptor:nil operation:READ_REQUEST];
        
        [[[CBMoralManager sharedManager] myPeripheral] readValueForCharacteristic:_batteryCharacterisic];
    }
}
 
 
/*!
 *  @method updateCharacteristicWithHandler:
 *
 *  @discussion Sets notifications or indications for the value of a specified characteristic.
 */
 
-(void)startUpdateCharacteristic
{
 
    if (_batteryCharacterisic != nil)
    {
        [Utilities logDataWithService:[ResourceHandler getServiceNameForUUID:BATTERY_LEVEL_SERVICE_UUID] characteristic:[ResourceHandler getCharacteristicNameForUUID:BATTERY_LEVEL_CHARACTERISTIC_UUID] descriptor:nil operation:START_NOTIFY];
        
        [[[CBMoralManager sharedManager] myPeripheral] setNotifyValue:YES forCharacteristic:_batteryCharacterisic];
    }
}
 
/*!
 *  @method stopUpdate
 *
 *  @discussion Stop notifications or indications for the value of a specified characteristic.
 */
 
 
-(void)stopUpdate
{
    if (_batteryCharacterisic != nil)
    {
        if (_batteryCharacterisic.isNotifying)
        {
            [[[CBMoralManager sharedManager] myPeripheral] setNotifyValue:NO forCharacteristic:_batteryCharacterisic];
            [Utilities logDataWithService:[ResourceHandler getServiceNameForUUID:BATTERY_LEVEL_SERVICE_UUID] characteristic:[ResourceHandler getCharacteristicNameForUUID:BATTERY_LEVEL_CHARACTERISTIC_UUID] descriptor:nil operation:STOP_NOTIFY];
        }
    }
}
 
 
 
 
#pragma mark - characteristicManager delegate
 
/*!
 *  @method peripheral: didDiscoverCharacteristicsForService: error:
 *
 *  @discussion Method invoked when characteristics are discovered for a service
 *
 */
 
-(void)peripheral:(CBPeripheral *)peripheral didDiscoverCharacteristicsForService:(CBService *)service error:(NSError *)error
{
    if ([service.UUID isEqual:BATTERY_LEVEL_SERVICE_UUID])
    {
        for (CBCharacteristic *aChar in service.characteristics)
        {
            // Checking for the required characteristic
            if ([aChar.UUID isEqual:BATTERY_LEVEL_CHARACTERISTIC_UUID])
            {
                _batteryCharacterisic = aChar;
                cbCharacteristicDiscoverHandler(YES,nil);
            }
           
        }
    }
    else
        cbCharacteristicDiscoverHandler(NO,error);
}
 
/*!
 *  @method peripheral: didUpdateValueForCharacteristic: error:
 *
 *  @discussion Method invoked when the characteristic value changes
 *
 */
 
-(void)peripheral:(CBPeripheral *)peripheral didUpdateValueForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error
{
    
    if(error == nil )
    {
        [self handleBatteryCharacteristicValueWithChar:characteristic];
    }
}
 
/*!
 *  @method handleBatteryCharacteristicValueWithChar:
 *
 *  @discussion Method to handle the characteristic value
 *
 */
 
-(void) handleBatteryCharacteristicValueWithChar:(CBCharacteristic *) characteristic
{
    if ([characteristic.UUID isEqual:BATTERY_LEVEL_CHARACTERISTIC_UUID] && characteristic.value)
    {
        [self getBatteryData:characteristic];
    }
    
    if (_delegate && [_delegate respondsToSelector:@selector(updateBatteryUI)])
    {
        [_delegate updateBatteryUI];
    }
 
}
 
 
/*!
 *  @method getBatteryData:
 *
 *  @discussion Method to get the Battery Level information
 *
 */
 
- (void)getBatteryData:(CBCharacteristic *)characteristic
{
    NSData *data = [characteristic value];
    const uint8_t *reportData = [data bytes];
    NSString *levelString=[NSString stringWithFormat:@"%d",reportData[0]];
    
    if (!isCharacteristicRead)
    {
        [Utilities logDataWithService:[ResourceHandler getServiceNameForUUID:characteristic.service.UUID] characteristic:[ResourceHandler getCharacteristicNameForUUID:characteristic.UUID] descriptor:nil operation:[NSString stringWithFormat:@"%@%@ %@",NOTIFY_RESPONSE,DATA_SEPERATOR,[Utilities convertDataToLoggerFormat:data]]];
    }
    else
    {
        [Utilities logDataWithService:[ResourceHandler getServiceNameForUUID:characteristic.service.UUID] characteristic:[ResourceHandler getCharacteristicNameForUUID:characteristic.UUID] descriptor:nil operation:[NSString stringWithFormat:@"%@%@ %@",READ_RESPONSE,DATA_SEPERATOR,[Utilities convertDataToLoggerFormat:data]]];
        isCharacteristicRead = NO;
    }
    
    
    [self.batteryServiceDict setValue:levelString forKey:[NSString stringWithFormat:@"%@",characteristic.service]];
}
 
 
@end