-
Notifications
You must be signed in to change notification settings - Fork 3
/
IoT-Logitech-Z906.ino
200 lines (167 loc) · 5.77 KB
/
IoT-Logitech-Z906.ino
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
/**
* Internet Connected Logitech Z906 API.
* Based on the works of Zarpli - Alejandro Zárate (https://github.com/zarpli/LOGItech-Z906/).
*/
#include <Arduino.h>
#include "./environment.h"
#include "./Z906.h"
#include "./endpoints.h"
#include <ESP8266WiFi.h>
#include <ESP8266WiFiMulti.h>
#include <ESP8266WebServer.h>
#include <ESP8266mDNS.h>
ESP8266WebServer server(80);
ESP8266WiFiMulti WiFiMulti;
// Instantiate a Z906 object and attach to Serial
Z906 LOGI(Serial);
/**
* Setup and connect to a WiFi network.
*/
void initWiFi() {
// Setup station mode.
WiFi.mode(WIFI_STA);
// Stored WiFi credentials.
for (Wifi wifi : wifi_credentials) WiFiMulti.addAP(wifi.ssid, wifi.password);
delay(2000);
// Connect to the WiFi.
connectToWiFi();
}
/**
* Connect to the WiFi.
*/
void connectToWiFi() {
// Wait for connection.
while (WiFiMulti.run() != WL_CONNECTED) {
delay(1000);
}
onConnected();
}
/**
* When connection is restored, log the details.
*/
void onConnected() {
// Set the hostname,
Settings settings = network_settings;
WiFi.hostname(settings.hostname);
// Configure MDNS.
MDNS.begin(settings.mdnsname);
}
/**
* Setup the web server.
*/
void initWebServer() {
server.onNotFound(handleRequest);
server.begin();
}
/**
* Handle a HTTP request.
*/
void handleRequest() {
// Get request uri
String endpoint = server.uri();;
// Check if endpoint is root and return text to let user know it is active
if (endpoint == "/") return server.send(200, "text/plain", "This is the Logitech Z906 API.");
// Remove "/" from uri for processing of other endpoints.
if (endpoint.length() > 1) endpoint = endpoint.substring(1);
// Check if the Z906 is connected before processing any commands.
if (LOGI.request(VERSION) == 0) return server.send(200, "application/json", "{\"status\": \"disconnected\"}");
// Handle defined endpoints.
for (Endpoint e : endpoints) {
if (e.path == endpoint) return respondToRequest(e);
}
// If not found, redirect to home / root.
server.sendHeader("Location", String("/"), true);
server.send(302, "text/plain", "");
}
/**
* Respond to a HTTP request for the given endpoint.
*/
void respondToRequest(Endpoint endpoint) {
if (endpoint.type == SelectInput) {
LOGI.input(endpoint.action);
return server.send(200, "application/json", "{\"status\": \"connected\", \"success\": true }");
} else if (endpoint.type == RunCommand) {
LOGI.cmd(endpoint.action);
return server.send(200, "application/json", "{\"status\": \"connected\", \"success\": true }");
} else if (endpoint.type == SetValue) {
int parsedValue;
bool isValid = validateInputValue("value", parsedValue);
if (isValid) {
LOGI.cmd(endpoint.action, parsedValue);
return server.send(200, "application/json", "{\"status\": \"connected\", \"success\": true }");
}
// Invalid
return server.send(400, "application/json", "{\"status\": \"connected\", \"success\": false, \"message\": \"Invalid value. Value must be between 0 and 255.\" }");
} else if (endpoint.type == GetValue) {
return server.send(200, "application/json", "{\"status\": \"connected\", \"success\": true, \"value\": "+String(LOGI.request(endpoint.action))+" }");
} else if (endpoint.type == GetBoolean) {
String value = (LOGI.request(endpoint.action) != 0) ? "true" : "false";
return server.send(200, "application/json", "{\"status\": \"connected\", \"success\": true, \"value\": " + value + " }");
} else if (endpoint.type == RunFunction) {
if (endpoint.path == "temperature") return handleGetTemperature();
if (endpoint.path == "power/on") return handlePowerToggle(true);
if (endpoint.path == "power/off") return handlePowerToggle(false);
}
return server.send(405, "application/json", "{\"status\": \"connected\", \"success\": false, \"message\": \"Your action was recognised, but it is not supported.\" }");
}
/**
* Handle the getTemperature function.
*/
void handleGetTemperature() {
uint8_t value = LOGI.main_sensor();
if (value > 0) return server.send(200, "application/json", "{\"status\": \"connected\", \"success\": true, \"value\": "+String(value)+" }");
return server.send(200, "application/json", "{\"status\": \"connected\", \"success\": false }");
}
/**
* Gracefully turn the power on or off.
*/
void handlePowerToggle(bool turnOn) {
if (turnOn) {
LOGI.on();
} else {
LOGI.off();
}
return server.send(200, "application/json", "{\"status\": \"connected\", \"success\": true }");
}
/**
* Validate and parse the input value.
* Returns true if the value is valid, false otherwise.
* If valid, the parsed value is stored in the 'result' parameter.
*/
bool validateInputValue(const String& argName, int& result) {
if (server.hasArg(argName)) {
String valueStr = server.arg(argName);
int value = valueStr.toInt();
// Check if the conversion was successful
if (value != 0 || valueStr.equals("0")) {
// Valid value, store the result.
result = value;
if (result >= 0 && result <= 255) {
return true; // Value is valid.
} else {
// Value is not in the valid range.
return false;
}
} else {
// Invalid value format.
return false;
}
} else {
// No value provided in the request.
return false;
}
}
/**
* Setup
*/
void setup() {
initWiFi();
initWebServer();
}
/**
* Loop
*/
void loop() {
if (WiFi.status() != WL_CONNECTED) connectToWiFi();
server.handleClient();
}