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Support asynchronous commands

This commit is contained in:
Loren West 2014-12-25 22:08:04 -08:00
parent 18dfd2fc84
commit 5d2fc21fab
1 changed files with 18 additions and 7 deletions
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25
lib/api/routes.js
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@ -60,9 +60,8 @@ router.get("/commands", function(req, res) {
});
router.post("/commands/:command", function(req, res) {
var command = req.params.command;
var result = Cylon.commands[command].apply(Cylon, req.commandParams);
res.json({ result: result });
var command = Cylon.commands[req.params.command];
router.runCommand(req, res, Cylon, command);
});
router.get("/robots", function(req, res) {
@ -79,8 +78,7 @@ router.get("/robots/:robot/commands", load, function(req, res) {
router.all("/robots/:robot/commands/:command", load, function(req, res) {
var command = req.robot.commands[req.params.command];
var result = command.apply(req.robot, req.commandParams);
res.json({ result: result });
router.runCommand(req, res, req.robot, command);
});
router.get("/robots/:robot/devices", load, function(req, res) {
@ -117,8 +115,7 @@ router.get("/robots/:robot/devices/:device/commands", load, function(req, res) {
router.all("/robots/:robot/devices/:device/commands/:command", load, function(req, res) {
var command = req.device.commands[req.params.command];
var result = command.apply(req.device, req.commandParams);
res.json({ result: result });
router.runCommand(req, res, req.device, command);
});
router.get("/robots/:robot/connections", load, function(req, res) {
@ -128,3 +125,17 @@ router.get("/robots/:robot/connections", load, function(req, res) {
router.get("/robots/:robot/connections/:connection", load, function(req, res) {
res.json({ connection: req.connection });
});
// Run an MCP, Robot, or Device command. Process the results immediately,
// or asynchronously if the result is a Promise.
router.runCommand = function(req, res, my, command) {
var result = command.apply(my, req.commandParams);
if (typeof result.then === 'function') {
result
.then(function(result) {return res.json({result: result})})
.catch(function(err) {return res.status(500).json({error: err})});
}
else {
res.json({ result: result });
}
};