API Reference - media.usbConnected
Required Privacy:
Data &
Location
This API allows to retrieve if a USB media is connected.
Input Parameter | |||||
---|---|---|---|---|---|
No input params |
Output Data | ||||
---|---|---|---|---|
Data name | Description | Type | Unit/Values | Example |
usbConnected | Information about USB media connection. |
boolean |
|
true
|
Code Example
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webportal.get(
/* api name */
"media.usbConnected",
/* parameters */
null
)
/* callback for `REPLY` messages */
.then((message) => {
if (message.status === 200) {
/* handle `REPLY` success */
}
else { /* handle `REPLY` error */ }
})
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{
"id": "7372c16f-5f2f-42c9-84a7-5490e35f1be0",
"type": "GET",
"api": "media.usbConnected",
"params": null
}
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// --- format of the `REPLY` message ---
{
"id": "7372c16f-5f2f-42c9-84a7-5490e35f1be0",
"type": "REPLY",
"api": "media.usbConnected",
"status": 200,
"statusText": "OK",
"data": true
}
false
This API allows to retrieve if a USB media is connected.
Input Parameter | |||||
---|---|---|---|---|---|
No input params |
Output Data | ||||
---|---|---|---|---|
Data name | Description | Type | Unit/Values | Example |
usbConnected | Information about USB media connection. |
boolean |
|
true
|
Code Example
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webportal.subscribe(
/* api name */
"media.usbConnected",
/* parameters */
null,
/* callback for `NOTIFY` messages */
async (notifyMessage) => {
if (notifyMessage.status === 200) {
/* handle `NOTIFY` response */
}
else { /* handle `NOTIFY` error */ }
}
)
/* callback for `REPLY` messages */
.then((message) => {
if (message.status === 200) {
/* handle `REPLY` success */
}
else { /* handle `REPLY` error */ }
})
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{
"id": "7372c16f-5f2f-42c9-84a7-5490e35f1be0",
"type": "SUBSCRIBE",
"api": "media.usbConnected",
"params": null
}
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// --- format of the `REPLY` message ---
// type: acknowledge the status of the subscription
// reception: only once after the subscription request
// contains outputed data: no
{
"id": "7372c16f-5f2f-42c9-84a7-5490e35f1be0",
"type": "REPLY",
"status": 200,
"statusText": "OK"
}
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// --- format of the `NOTIFY` message ---
// type: event message about the subscription
// reception: each time the conditions of the subscription are met
// contains outputed data: yes
{
"id": "7372c16f-5f2f-42c9-84a7-5490e35f1be0",
"type": "NOTIFY",
"api": "media.usbConnected",
"status": 200,
"statusText": "OK",
"data": true
}