[actions] added basic button-press action handling

2 files changed, 104 insertions, 0 deletions

diff --git a/src/lib/helpers/action.ts b/src/lib/helpers/action.ts
new file mode 100644
index 0000000..59677ea
--- /dev/null
+++ b/src/lib/helpers/action.ts
@@ -0,0 +1,46 @@
+//
+// ~~~ action helper utilities
+//
+
+// imports
+import { sendMessage } from "@lib/mqtt.ts"
+import allActions from "@lib/config/actions.ts"
+import allDevices from "@lib/config/devices.ts"
+
+// run on button press
+export function onPress(action) {
+
+    console.debug(`-> running ${action.id}`)
+
+    const actionDo = action.do
+
+    actionDo.forEach((action) => {
+
+        const device = allDevices.find((device) => device.id === action.device)
+
+        // todo: error handling
+
+        const topic = `${device.mqtt}/set`
+        const message = JSON.stringify({ state: action.action.toUpperCase() })
+
+        console.debug(`    -> send state ${action.action} to ${action.device}`)
+        sendMessage(topic, message)
+
+    })
+}
+
+// validate actions config
+export function validate() {
+
+    if (allActions.length < 1) return true
+
+    return allActions.every((action) => {
+
+        const onDevice = allDevices.find((device) => device.id === action.on.device)
+        if (!onDevice) return false
+
+        // todo: rest of the props
+
+        return true
+    })
+}
diff --git a/src/lib/init.ts b/src/lib/init.ts
new file mode 100644
index 0000000..c4ba0ea
--- /dev/null
+++ b/src/lib/init.ts
@@ -0,0 +1,58 @@
+//
+// ~~~ homecontrol init
+//
+
+// imports
+import { validate, onPress } from "@lib/helpers/action.ts"
+import { addListener } from "@lib/mqtt.ts"
+import allActions, { ACTION_ON_ACTION } from "@lib/config/actions.ts"
+import allDevices from "@lib/config/devices.ts"
+
+// initialise actions
+function _initActions() {
+
+    if (!allActions || allActions.length < 1) return
+
+    allActions.forEach((action) => {
+
+        console.debug(`-> setting up ${action.id}`)
+
+        const onDevice = allDevices.find((device) => device.id === action.on.device)
+
+        if (!onDevice) {
+            console.error(`!> unable to find ${action.on.device}`)
+            return
+        }
+
+        const topic = `${onDevice.mqtt}/action`
+        const callback = (message) => {
+
+            const messageAction = message.toString()
+
+            switch (messageAction) {
+
+                case "toggle":
+                    if (action.on.action === "press") { // todo: use enum
+                        onPress(action)
+                    }
+
+            }
+        }
+
+        addListener(topic, callback)
+    })
+}
+
+// initialise homecontrol
+export default function init() {
+
+    console.debug("=> initialising homecontrol")
+
+    const isActionsValid = validate()
+
+    if (!isActionsValid) {
+        console.error("!> invalid actions config")
+    } else {
+        _initActions()
+    }
+}