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smartpi-modules-digital-out.js
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smartpi-modules-digital-out.js
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module.exports = function (RED) {
function SmartPiDigitalOut(config) {
var needle = require('needle');
RED.nodes.createNode(this, config);
var node = this;
this.indicator = config.indicator;
this.server = config.server;
this.token = config.token;
this.bits = config.bits;
this.output = config.output;
this.readonly = config.readonly;
node.on('input', function (msg, nodeSend, nodeDone) {
if ((msg.payload == "1") || (msg.payload == true) || (msg.payload == "0") || (msg.payload == false)) {
var opts = {};
opts.timeout = node.reqTimeout;
opts.throwHttpErrors = false;
// TODO: add UI option to auto decompress. Setting to false for 1.x compatibility
opts.decompress = false;
if (this.readonly == false) {
opts.method = "put";
} else {
opts.method = "get";
}
opts.retry = 0;
opts.responseType = 'buffer';
opts.maxRedirects = 21;
opts.ignoreInvalidCookies = true;
opts.headers = {};
opts.headers.Authorization = `Bearer ${this.token || ""}`
var url = this.server + "/api/v1/module/digitalout/";
for (let element of this.bits) {
if (element == false) {
url = url + "0"
} else if (element == true) {
url = url + "1"
}
}
if (this.readonly == false) {
url = url + "/" + this.output + "=";
if ((msg.payload == "1") || (msg.payload == true)) {
url = url + "1";
} else if ((msg.payload == "0") || (msg.payload == false)) {
url = url + "0";
}
}
var options = {
json: true,
headers: {
authorization: opts.headers.Authorization
}
}
needle(opts.method, url, null, options)
.then(function (res) {
msg.statusCode = res.statusCode;
msg.headers = res.headers;
msg.responseUrl = res.url;
msg.payload = JSON.parse(res.body);
msg.retry = 0;
node.status({});
nodeSend(msg);
nodeDone();
})
.catch(function (err) {
if (err.code === 'ETIMEDOUT' || err.code === 'ESOCKETTIMEDOUT') {
node.error(RED._("common.notification.errors.no-response"), msg);
node.status({ fill: "red", shape: "ring", text: "common.notification.errors.no-response" });
} else {
node.error(err, msg);
node.status({ fill: "red", shape: "ring", text: err.code });
}
msg.payload = err.toString() + " : " + url;
msg.statusCode = err.code || (err.response ? err.response.statusCode : undefined);
nodeDone();
});
} else if (msg.payload.port) {
var opts = {};
opts.timeout = node.reqTimeout;
opts.throwHttpErrors = false;
// TODO: add UI option to auto decompress. Setting to false for 1.x compatibility
opts.decompress = false;
if (this.readonly == false) {
opts.method = "put";
} else {
opts.method = "get";
}
opts.retry = 0;
opts.responseType = 'buffer';
opts.maxRedirects = 21;
opts.ignoreInvalidCookies = true;
opts.headers = {};
opts.headers.Authorization = `Bearer ${this.token || ""}`
var url = this.server + "/api/v1/module/digitalout/";
for (let element of this.bits) {
if (element == false) {
url = url + "0"
} else if (element == true) {
url = url + "1"
}
}
if ((msg.payload.port.length == 4) && (this.readonly == false)) {
url = url + "/";
for (var i = 0; i < msg.payload.port.length; i++) {
if ((msg.payload.port[i] == true) || (msg.payload.port[i] == 1) || (msg.payload.port[i] == "true") || (msg.payload.port[i] == "High")) {
url = url + (i + 1) + "=1";
if (i < msg.payload.port.length - 1) {
url = url + ";"
}
} else if ((msg.payload.port[i] == false) || (msg.payload.port[i] == 0) || (msg.payload.port[i] == "false") || (msg.payload.port[i] == "Low")) {
url = url + (i + 1) + "=0";
if (i < msg.payload.port.length - 1) {
url = url + ";"
}
} else {
url = url + (i + 1) + "=x";
if (i < msg.payload.port.length - 1) {
url = url + ";"
}
}
}
}
var options = {
json: true,
headers: {
authorization: opts.headers.Authorization
}
}
needle(opts.method, url, null, options)
.then(function (res) {
msg.statusCode = res.statusCode;
msg.headers = res.headers;
msg.responseUrl = res.url;
msg.payload = JSON.parse(res.body);
msg.retry = 0;
node.status({});
nodeSend(msg);
nodeDone();
})
.catch(function (err) {
if (err.code === 'ETIMEDOUT' || err.code === 'ESOCKETTIMEDOUT') {
node.error(RED._("common.notification.errors.no-response"), msg);
node.status({ fill: "red", shape: "ring", text: "common.notification.errors.no-response" });
} else {
node.error(err, msg);
node.status({ fill: "red", shape: "ring", text: err.code });
}
msg.payload = err.toString() + " : " + url;
msg.statusCode = err.code || (err.response ? err.response.statusCode : undefined);
nodeDone();
});
} else {
console.log("Malformed input");
}
});
}
RED.nodes.registerType("smartpi-e.digital-out", SmartPiDigitalOut);
}