export type ExportType = {
    'homekit': HomekitExportType,
    'openhab': string
}

export type HomekitExportType = {
    'id': string,
    'object': any
}


export function SwitchExport(itemId: string, label: string, stateTopic: string, stateFeedbackTopic: string, type: string) : ExportType {
    let homekitOut: HomekitExportType
    switch (type) {
        case 'bulb':
            homekitOut = SwitchHomekitBulbExport(itemId, label, stateTopic, stateFeedbackTopic)
            break
        case 'outlet':
            homekitOut = SwitchHomekitOutletExport(itemId, label, stateTopic, stateFeedbackTopic)
            break
        default:
            throw new Error(`no homekit export function for type ${type}`)
    }
    
    let openhabOut : string = SwitchOpenHABExport(itemId, label, stateTopic, stateFeedbackTopic)

    return { 'homekit': homekitOut, 'openhab': openhabOut }
}


function SwitchHomekitBulbExport(id: string, label: string, setOn: string, statusOn: string) : HomekitExportType {
    let o : any = {
        "id": id,
        "name": label,
        "service": "Lightbulb",
        "topic": {
          "setOn": setOn,
          "statusOn": statusOn
        },
        "payload": {
          "onTrue": "ON",
          "onFalse": "OFF",
          "brightnessFactor": "",
          "hueFactor": "",
          "saturationFactor": ""
        },
        "config": {}
      }
      return { 'id': id, 'object': o }
} 

function SwitchHomekitOutletExport(id: string, label: string, setOn: string, statusOn: string) : HomekitExportType {
    let o : any = {
        "id": id,
        "name": label,
        "service": "Outlet",
        "topic": {
          "setOn": setOn,
          "statusOn": statusOn
        },
        "payload": {
          "onTrue": "ON",
          "onFalse": "OFF"
        },
        "config": {}
      }
      return { 'id': id, 'object': o }
} 


function SwitchOpenHABExport(id: string, label: string, setOn: string, statusOn: string): string {
    // Switch windowLightKitchen {mqtt=">[localbroker:nodered/items/windowLightKitchen:command:*:default]", mqtt="<[localbroker:nodered/items/windowLightKitchen/feedback:state:default]"}
    return `Switch ${id} {mqtt=">[localbroker:${setOn}:command:*:default],<[localbroker:${statusOn}:state:default]"}`
}