import update from "react-addons-update";
import constants from "./actionConstants";


//----------------------
//Constants
//----------------------

const { GET_CURRENT_LOCATION } = constants;

//----------------------
// Actions
//----------------------

export function getCurrentLocation(){
    return(dispatch)=>{
        navigator.geolocation.getCurrentPosition(
            (position)=>{
                dispatch({
                    type:GET_CURRENT_LOCATION,
                    payload:position
                });
            },
            (error)=> console.log(error.message),
            {enableHighAccuracy: true, timeout: 20000, maximumAge:1000}
        );
    }
}

//----------------------
// Action Handlers
//----------------------

function handleGetCurrentLocation(state, action){
    return update(state,{
        region:{
            $set:action.payload
        }
    })
}

const ACTION_HANDLERS = {
    GET_CURRENT_LOCATION:handleGetCurrentLocation
}
const initialState = {
    region: {}
};

export function HomeReducer(state = initialState, action){
    const handler = ACTION_HANDLERS[action.type];
    return handler ? handler(state, action) : state;
}

export default {
    GET_CURRENT_LOCATION:"GET_CURRENT_LOCATION"
};