[WIP] Bug: BLE Curtain Control Broken

[Copilot]

Thanks for assigning this issue to me. I'm starting to work on it and will keep this PR's description up to date as I form a plan and make progress.

Original issue description:

Describe the Bug

This seems to be a carryover of this:[ #1007 (comment)](#1007 (comment))

However, with version 4.0 my BLE control is completely broken.

To Reproduce

Update from 3.8 to 4.0

Relevant Log Output

[10/14/2024, 2:23:26 PM] [@switchbot/homebridge-switchbot] This plugin generated a warning from the characteristic 'Target Position': characteristic value expected valid finite number and received "NaN" (number). See https://homebridge.io/w/JtMGR for more info.
[10/14/2024, 2:23:27 PM] [SwitchBot] Curtain3: LeftCurtain TypeError: Cannot read properties of undefined (reading 'runToPos')
[10/14/2024, 2:23:27 PM] [SwitchBot] Curtain3: LeftCurtain Retrying
[10/14/2024, 2:23:28 PM] [SwitchBot] Curtain3: LeftCurtain TypeError: Cannot read properties of undefined (reading 'runToPos')
[10/14/2024, 2:23:28 PM] [SwitchBot] Curtain3: LeftCurtain Retrying
[10/14/2024, 2:23:29 PM] [SwitchBot] Curtain3: LeftCurtain TypeError: Cannot read properties of undefined (reading 'runToPos')
[10/14/2024, 2:23:29 PM] [SwitchBot] Curtain3: LeftCurtain Retrying
[10/14/2024, 2:23:30 PM] [SwitchBot] Curtain3: LeftCurtain TypeError: Cannot read properties of undefined (reading 'runToPos')
[10/14/2024, 2:23:30 PM] [SwitchBot] Curtain3: LeftCurtain Retrying
[10/14/2024, 2:23:31 PM] [SwitchBot] Curtain3: LeftCurtain failed BLEpushChanges with BLE Connection, Error Message: "Cannot read properties of undefined (reading 'runToPos')"

Config for homebridge-switchbot

"name": "SwitchBot",
            "credentials": {
                "notice": "Keep your Token & Secret a secret!"
            },
            "options": {
                "devices": [
                    {
                        "deviceId": "...",
                        "configDeviceName": "LeftCurtain",
                        "configDeviceType": "Curtain3",
                        "connectionType": "BLE",
                        "customBLEaddress": "...",
                        "curtain": {
                            "setOpenMode": "1",
                            "setCloseMode": "0",
                            "silentModeSwitch": true,
                            "hide_lightsensor": true
                        },
                        "external": true
                    },
                    {
                        "deviceId": "...",
                        "configDeviceName": "RightCurtain",
                        "configDeviceType": "Curtain3",
                        "connectionType": "BLE",
                        "curtain": {
                            "setOpenMode": "1",
                            "setCloseMode": "0",
                            "silentModeSwitch": true,
                            "hide_lightsensor": true
                        },
                        "external": true
                    }
                ],
                "BLE": true
            },
            "_bridge": {
                "username": "...",
                "port": 59906
            },
            "platform": "SwitchBot"
        }
    ],

Device and Model

Raspberry Pi 4

Node.js Version

20.17.0

NPM Version

10.2.4

Homebridge Version

1.8.4

Homebridge Switchbot Plugin Version

4

Fixes #1077.

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