[api] added device toggling API route

3 files changed, 56 insertions, 1 deletions

diff --git a/src/app.ts b/src/app.ts
index bdefefa..5000fbb 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -12,8 +12,10 @@ app.set("view engine", "pug")
 app.set("views", "./src/views")
 
 // setup routes
-import dashboardRouter from "@routes/dashboard"
+import apiRouter from "@routes/api.ts"
+import dashboardRouter from "@routes/dashboard.ts"
 
+app.use("/api", apiRouter)
 app.use("/", dashboardRouter)
 
 // export app
diff --git a/src/lib/helpers/device.ts b/src/lib/helpers/device.ts
new file mode 100644
index 0000000..42076cb
--- /dev/null
+++ b/src/lib/helpers/device.ts
@@ -0,0 +1,20 @@
+//
+// ~~~ device helper utilities
+//
+
+// imports
+import { sendMessage } from "@lib/mqtt.ts"
+import allDevices from "@lib/config/devices.ts"
+
+// set state
+export async function setState(device, state) {
+
+    const deviceInfo = allDevices.find((dev) => dev.id === device)
+
+    if (!deviceInfo) return false
+
+    const deviceTopic = `${deviceInfo.mqtt}/set`
+    const deviceMessage = JSON.stringify({ "state": state })
+
+    return sendMessage(deviceTopic, deviceMessage)
+}
diff --git a/src/routes/api.ts b/src/routes/api.ts
new file mode 100644
index 0000000..84a0f5d
--- /dev/null
+++ b/src/routes/api.ts
@@ -0,0 +1,33 @@
+//
+// ~~~ api routing
+//
+
+// imports
+import { Router } from "express"
+import { setState } from "@lib/helpers/device.ts"
+
+// setup router
+const router = Router()
+
+// toggle device
+router.get("/device/:id/toggle", async (req, res) => {
+
+    const device = req.params.id
+    const state = await setState(device, "TOGGLE")
+
+    console.debug(`-> toggling ${device}`)
+
+    if (state === false) {
+
+        console.error(`!> cannot toggle ${device}`)
+        res.sendStatus(500)
+
+    } else {
+
+        res.sendStatus(200)
+
+    }
+})
+
+// export router
+export default router