var DBG = DBG || 0;
var DBG1 = true;
if (!STORE_NAME) throw "Store name not defined";

var Redux = global.p5VendorJs.Redux;
var ReduxThunk = global.p5VendorJs.ReduxThunk;
var createStoreWithThunkMiddleware = Redux.applyMiddleware(ReduxThunk)(Redux.createStore); // TODO: to vendor.js

function getDefaultState() {
	return {
		totalOdPracownicy: 0,
		totalOdPozostale: 0,
		totalDoKontrahenci: 0,
		totalDoPozostale: 0,
		pozostaleOd: [],
		pozostaleDo: [],
		depth: 6,
		onlyTargets: true, // true: "y", false: "n"
		title: 'Raport bez tytułu z dnia ' + CURRENT_DATE,
	}
}
function getLocalStorageState() {
	DBG && console.log('DBG: bocian store INIT');
	var defaultState = getDefaultState();
	var defaultOnlyTargetsString = defaultState.onlyTargets ? "y" : "n"
	var pozostaleOd = getListFromLocalStorage(getSelectedListLocalStorageKey('OD'));
	var pozostaleDo = getListFromLocalStorage(getSelectedListLocalStorageKey('DO'));
	var pracownicyIds = getListFromLocalStorage('Bocian.biAuditForm.pracownicyIds');
	var kontrahenciIds = getListFromLocalStorage('Bocian.biAuditForm.kontrahenciIds');
	return {
		totalOdPracownicy: pracownicyIds.length,
		totalOdPozostale: pozostaleOd.length,
		totalDoKontrahenci: kontrahenciIds.length,
		totalDoPozostale: pozostaleDo.length,
		pozostaleOd: pozostaleOd,
		pozostaleDo: pozostaleDo,
		depth: getSignedIntFromLocalStorage('Bocian.biAuditForm.depth', defaultState.depth),
		onlyTargets: "n" === getStringFromLocalStorage('Bocian.biAuditForm.analizaOnlyTargets', defaultOnlyTargetsString) ? false : true,
		title: getStringFromLocalStorage('Bocian.biAuditForm.smadReaportTitle', defaultState.title),
	}
}


function bocianRaportStore(state, action) {
	var prevState = state || getLocalStorageState();
	DBG && console.warn('DBG: bocian store', { prevState, action, actionType: action.type });
	switch (action.type) {
		case 'UPDATE': return Object.assign(prevState, {
			totalOdPracownicy: action.totalOdPracownicy,
			totalDoKontrahenci: action.totalDoKontrahenci,
		});
		case 'ADD_OD': {
			var listPozostaleOd = prevState.pozostaleOd.concat(action.featureKey);
			localStorage.setItem(getSelectedListLocalStorageKey('OD'), JSON.stringify(listPozostaleOd))
			return Object.assign(prevState, {
				pozostaleOd: listPozostaleOd,
				totalOdPozostale: listPozostaleOd.length,
			})
		}
		case 'ADD_DO': {
			var listPozostaleDo = prevState.pozostaleDo.concat(action.featureKey);
			localStorage.setItem(getSelectedListLocalStorageKey('DO'), JSON.stringify(listPozostaleDo))
			return Object.assign(prevState, {
				pozostaleDo: listPozostaleDo,
				totalDoPozostale: listPozostaleDo.length,
			})
		}
		case 'RM_OD': {
			var featureKey = action.featureKey;
			var listPozostaleOd = prevState.pozostaleOd.filter(function (item) {
				return ( item !== featureKey );
			})
			localStorage.setItem(getSelectedListLocalStorageKey('OD'), JSON.stringify(listPozostaleOd))
			return Object.assign(prevState, {
				pozostaleOd: listPozostaleOd,
				totalOdPozostale: listPozostaleOd.length,
			})
		}
		case 'RM_DO': {
			var featureKey = action.featureKey;
			var listPozostaleDo = prevState.pozostaleDo.filter(function (item) {
				return ( item !== featureKey );
			})
			localStorage.setItem(getSelectedListLocalStorageKey('DO'), JSON.stringify(listPozostaleDo))
			return Object.assign(prevState, {
				pozostaleDo: listPozostaleDo,
				totalDoPozostale: listPozostaleDo.length,
			})
		}
		case 'CLEAR_POZOSTALE_OD': {
			localStorage.setItem(getSelectedListLocalStorageKey('OD'), JSON.stringify([]))
			return Object.assign(prevState, {
				pozostaleOd: [],
				totalOdPozostale: 0,
			})
		}
		case 'CLEAR_POZOSTALE_DO': {
			localStorage.setItem(getSelectedListLocalStorageKey('DO'), JSON.stringify([]))
			return Object.assign(prevState, {
				pozostaleDo: [],
				totalDoPozostale: 0,
			})
		}
		case 'SET_DEPTH': {
			localStorage.setItem('Bocian.biAuditForm.depth', action.depth)
			return Object.assign(prevState, {
				depth: action.depth,
			})
		}
		case 'SET_ONLY_TARGETS': {
			localStorage.setItem('Bocian.biAuditForm.analizaOnlyTargets', action.onlyTargets ? '"y"' : '"n"')
			return Object.assign(prevState, {
				onlyTargets: action.onlyTargets,
			})
		}
		case 'SET_TITLE': {
			localStorage.setItem('Bocian.biAuditForm.smadReaportTitle', '"' + action.title + '"')
			return Object.assign(prevState, {
				title: action.title,
			})
		}
		case 'CLEAR_ALL': {
			var defaultState = getDefaultState();
			var defaultOnlyTargetsString = defaultState.onlyTargets ? "y" : "n"
			setItemLocalStorage('Bocian.biAuditForm.pracownicyIds', []);
			setItemLocalStorage('Bocian.biAuditForm.kontrahenciIds', []);
			setItemLocalStorage(getSelectedListLocalStorageKey('OD'), []);
			setItemLocalStorage(getSelectedListLocalStorageKey('DO'), []);
			setItemLocalStorage('Bocian.biAuditForm.pracownicy.filterIdGroup', 0);
			setItemLocalStorage('Bocian.biAuditForm.kontrahenci.filterIdGroup', 0);
			setItemLocalStorage('Bocian.biAuditForm.pracownicy.pagination.page', 1);
			setItemLocalStorage('Bocian.biAuditForm.kontrahenci.pagination.page', 1);
			setItemLocalStorage('Bocian.biAuditForm.analizaOnlyTargets', defaultOnlyTargetsString);
			setItemLocalStorage('Bocian.biAuditForm.depth', defaultState.depth);
			setItemLocalStorage('Bocian.biAuditForm.smadReaportTitle', defaultState.title);
			return Object.assign(prevState, defaultState)
		}
		default: return prevState;
	}
}


function getSelectedListLocalStorageKey(from) { // from: ( OD | DO )
	switch (from) {
		case 'OD': return 'Bocian.biAuditForm.odFeatureKeys';
		case 'DO': return 'Bocian.biAuditForm.doFeatureKeys';
		default: throw "Not implemented from selected list '" + from + "' - expected 'OD' or 'DO'";
	}
}
function getListFromLocalStorage(key) {
	return JSON.parse( localStorage.getItem(key) || '[]' );
}
function getSignedIntFromLocalStorage(key, defaultValue) {
	return JSON.parse( localStorage.getItem(key) || defaultValue );
}
function getStringFromLocalStorage(key, defaultValue) {
	var value = localStorage.getItem(key);
	value = (value) ? JSON.parse(value) : '';
	return (value) ? value : defaultValue;
}

function setItemLocalStorage(key, value) {
	localStorage.setItem( key, JSON.stringify(value) );
}
function getItemLocalStorage(key) {
	return JSON.parse( localStorage.getItem(key) );
}


global[STORE_NAME] = createStoreWithThunkMiddleware(bocianRaportStore);
global[STORE_NAME + '__defaults'] = getDefaultState;