import { Service, PlatformAccessory, CharacteristicValue } from 'homebridge'

import { accessory } from './accessory'
import { device } from './device'
import { httpRequest, response } from './httpPromise'
import { domoticaPlatform } from './platform'

export class thermostatAccessory extends accessory {
	private service: Service

	private state = {
		CurrentHeatingCoolingState: 0,
		TargetHeatingCoolingState: 0,
		CurrentTemperature: 0.0,
		TargetTemperature: 10.0,
		TemperatureDisplayUnits: 0
	}

	static async discoverDevices(platform: domoticaPlatform): Promise<device[]> {
		return new Promise((resolve, reject) => {
			let thermostatDevices: device[] = []

			httpRequest("http://" + platform.config.hostname + ':' + platform.config.port + '/API/inventory/toonthermostat')
				.then((response) => {
					let devices = JSON.parse(response.body)

					for (const device of devices) {
						if (device.enabled == "true") {
							let object: device = {
								type: "Thermostat",
								typeId: device.id,
								uniqueId: "Thermostat." + device.id,
								deviceName: device.name,
								switchable: "false",
								dimmable: "false",
								detailedType: ""
							}
							thermostatDevices.push(object)
						}
					}

					resolve(thermostatDevices)
				})
				.catch((error) => {
					reject('thermostatAccessory::discoverDevices Error ->' + error)
				})
		})
	}

	constructor(
		private readonly platform: domoticaPlatform,
		private readonly accessory: PlatformAccessory,
	) {
		// https://developers.homebridge.io/#/service/Thermostat
		super("Thermostat", accessory.context.device.typeId)

		this.accessory.getService(this.platform.Service.AccessoryInformation)!
			.setCharacteristic(this.platform.Characteristic.Manufacturer, 'Thermostat')
			.setCharacteristic(this.platform.Characteristic.Model, 'Domotica-Thermostat')
			.setCharacteristic(this.platform.Characteristic.SerialNumber, '09000' + accessory.context.device.typeId)

		this.service = this.accessory.getService(this.platform.Service.Thermostat) || this.accessory.addService(this.platform.Service.Thermostat)

		this.service.getCharacteristic(this.platform.Characteristic.CurrentHeatingCoolingState)
			.onGet(this.getCurrentHeatingCoolingState.bind(this));

		this.service.getCharacteristic(this.platform.Characteristic.TargetHeatingCoolingState)
			.onGet(this.getTargetHeatingCoolingState.bind(this));
			//.onSet(this.setTargetHeatingCoolingState.bind(this));

		this.service.getCharacteristic(this.platform.Characteristic.CurrentTemperature)
			.onGet(this.getCurrentTemperature.bind(this));

		this.service.getCharacteristic(this.platform.Characteristic.TargetTemperature)
			.onGet(this.getTargetTemperature.bind(this))
			.onSet(this.setTargetTemperature.bind(this));

		this.service.getCharacteristic(this.platform.Characteristic.TemperatureDisplayUnits)
			.onGet(this.getTemperatureDisplayUnits.bind(this));
			//.onSet(this.setTemperatureDisplayUnits.bind(this));
	
		this.setName(accessory.context.device.deviceName)
		this.update()
	}

	setName(name) {
		this.service.setCharacteristic(this.platform.Characteristic.Name, name)
	}

	setValue(key, value) {
		if (key == "burnerState" && value != "") {
			if (value == 'Off') {
				this.state.CurrentHeatingCoolingState = this.platform.Characteristic.CurrentHeatingCoolingState.OFF
				this.state.TargetHeatingCoolingState = this.platform.Characteristic.CurrentHeatingCoolingState.OFF
				
			} else {
				this.state.CurrentHeatingCoolingState = this.platform.Characteristic.CurrentHeatingCoolingState.HEAT
				this.state.TargetHeatingCoolingState = this.platform.Characteristic.CurrentHeatingCoolingState.HEAT
			}
			this.service.updateCharacteristic(this.platform.Characteristic.CurrentHeatingCoolingState, this.state.CurrentHeatingCoolingState)
			this.service.updateCharacteristic(this.platform.Characteristic.TargetHeatingCoolingState, this.state.TargetHeatingCoolingState)
		} else if (key == "currentSetPoint" && value != "") {
			this.state.TargetTemperature = value / 100
			this.service.updateCharacteristic(this.platform.Characteristic.TargetTemperature, this.state.TargetTemperature)
		} else if (key == "currentTemperature" && value != "") {
			this.state.CurrentTemperature = value / 100
			this.service.updateCharacteristic(this.platform.Characteristic.CurrentTemperature, this.state.CurrentTemperature)
		}
	}

	update() {
		// curl -X POST "http://192.168.101.100:8080/API/Status" -d '[{"type": "toonthermostat", "query": "state"}]'
		// {"toonthermostat":
		//	[{"burnerlevel":"low",
		//	  "burnerstate":"heater",
		//	  "currentsetpoint":"1800",
		//	  "currenttemperature":"1805",
		//	  "device_id":"113",
		//	  "id":"1",
		//	  "name":"Toon",
		//	  "programstate":"off",
		//	  "temperaturestate":"Home"}]}

		const data = JSON.stringify([{
			type: 'toonthermostat',
			query: 'state'
		}])

		httpRequest("http://" + this.platform.config.hostname + ':' + this.platform.config.port + '/API/Status', data)
			.then((response) => {
				const devices = JSON.parse(response.body)

				if (devices.hasOwnProperty('toonthermostat')) {
					for (const device of devices.toonthermostat) {
						if (device.id == this.accessory.context.device.typeId) {
							if (device.burnerstate == 'off') {
								this.state.CurrentHeatingCoolingState = this.platform.Characteristic.CurrentHeatingCoolingState.OFF
								this.state.TargetHeatingCoolingState = this.platform.Characteristic.CurrentHeatingCoolingState.OFF
							} else {
								this.state.CurrentHeatingCoolingState = this.platform.Characteristic.CurrentHeatingCoolingState.HEAT
								this.state.TargetHeatingCoolingState = this.platform.Characteristic.CurrentHeatingCoolingState.HEAT
							}

							this.state.CurrentTemperature = device.currenttemperature / 100
							this.state.TargetTemperature = device.currentsetpoint / 100

							this.state.TemperatureDisplayUnits = this.platform.Characteristic.TemperatureDisplayUnits.CELSIUS

							this.service.updateCharacteristic(this.platform.Characteristic.CurrentHeatingCoolingState, this.state.CurrentHeatingCoolingState)
							this.service.updateCharacteristic(this.platform.Characteristic.TargetHeatingCoolingState, this.state.TargetHeatingCoolingState)
							this.service.updateCharacteristic(this.platform.Characteristic.CurrentTemperature, this.state.CurrentTemperature)
							this.service.updateCharacteristic(this.platform.Characteristic.TargetTemperature, this.state.TargetTemperature)
							this.service.updateCharacteristic(this.platform.Characteristic.TemperatureDisplayUnits, this.state.TemperatureDisplayUnits)
							
							break
						}
					}
				}
			})
			.catch((error) => {
				this.platform.log.debug('thermostatAccessory::update Error ->' + error)
			})
	}

	getCurrentHeatingCoolingState(): CharacteristicValue {
		// https://developers.homebridge.io/#/characteristic/CurrentHeatingCoolingState
		return this.state.CurrentHeatingCoolingState
	}

	getTargetHeatingCoolingState(): CharacteristicValue {
		// https://developers.homebridge.io/#/characteristic/TargetHeatingCoolingState
		return this.state.TargetHeatingCoolingState
	}

	setTargetHeatingCoolingState(value) {
		// https://developers.homebridge.io/#/characteristic/TargetHeatingCoolingState
	}

	getCurrentTemperature(): CharacteristicValue {
		// https://developers.homebridge.io/#/characteristic/CurrentTemperature
		return this.state.CurrentTemperature
	}

	getTargetTemperature(): CharacteristicValue {
		// https://developers.homebridge.io/#/characteristic/TargetTemperature
		return this.state.TargetTemperature
	}

	async setTargetTemperature(value) {
		// https://developers.homebridge.io/#/characteristic/TargetTemperature
		this.state.TargetTemperature = value

		// http://$domoticaIP/external/WebUpdate.php?data=Toon/$id/
		httpRequest("http://" + 'administration-container:8080' + '/external/WebUpdate.php?data=Toon/' + this.accessory.context.device.typeId + '///' + (this.state.TargetTemperature * 100))
			.catch((error) => {
				this.platform.log.debug('thermostatAccessory::setOn Error ->' + error)
			})
	}

	getTemperatureDisplayUnits(): CharacteristicValue {
		// https://developers.homebridge.io/#/characteristic/TemperatureDisplayUnits
		return this.state.TemperatureDisplayUnits
	}

	setTemperatureDisplayUnits(value) {
		// https://developers.homebridge.io/#/characteristic/TemperatureDisplayUnits
	}
}