const DEMO_URL = 'http://localhost:9006/demo/index.html',
	OPEN_OMNI_SEARCH_BTN = 'button.open-search',
	OMNI_SEARCH_SELECTOR = '.omni-search',
	OMNI_SEARCH_LIST_ELEMENTS_SELECTOR = '.search-result',
	OMNI_SEARCH_INPUT_SELECTOR = '.omni-search input',
	TOTAL_NUMBER_OF_SEARCH_ELEMENTS = 3,
	SELECTED_ITEM_SELECTOR = '.selected-search-result';

function givenDemoPageIsOpen(browser) {
	browser
		.url(DEMO_URL)
		.waitForElementVisible('body', 1000).pause(1000);
	browser.assert.hidden(OMNI_SEARCH_SELECTOR);
}

function whenButtonToOpenOmniSearchIsClicked(browser) {
	browser.click(OPEN_OMNI_SEARCH_BTN);
}

function thenOmniSearchIsOpen(browser) {
	browser.assert.visible(OMNI_SEARCH_SELECTOR);
}

function thenNumberOfSearchResultsIs(browser, numberOfExpectedResults) {
	browser.elements('css selector', OMNI_SEARCH_LIST_ELEMENTS_SELECTOR, function (result) {
		browser.assert.equal(result.value.length, numberOfExpectedResults);
	});
}
function givenSearchText(browser, searchText) {
	browser.clearValue(OMNI_SEARCH_INPUT_SELECTOR).setValue(OMNI_SEARCH_INPUT_SELECTOR, searchText).pause(1000);
}

function givenSearchWithResult(browser) {
	givenSearchText(browser, 'important');
	thenNumberOfSearchResultsIs(browser, 1);
}
function whenClickSelectedItem(browser) {
	browser.click(SELECTED_ITEM_SELECTOR).pause(1000);
}
function thenMsgPlaceholderContainsText(browser, expectedPlaceholderMsg) {
	browser.assert.containsText('.msg-placeholder', expectedPlaceholderMsg);
}
function givenWentToSecondSearchResultUsingArrowKeys(browser) {
	browser.keys(browser.Keys.DOWN_ARROW);
	browser.keys(browser.Keys.DOWN_ARROW);
	browser.keys(browser.Keys.UP_ARROW);
}
function whenClickEnter(browser) {
	browser.keys(browser.Keys.ENTER);
}
module.exports = {
	beforeEach : function(browser) {
		givenDemoPageIsOpen(browser);
		whenButtonToOpenOmniSearchIsClicked(browser);
	},
	//afterEach : function(browser) {
	//	browser.end();
	//},

	'should open omni-search and list all search elements' : function (browser) {
		thenOmniSearchIsOpen(browser);
		thenNumberOfSearchResultsIs(browser, TOTAL_NUMBER_OF_SEARCH_ELEMENTS);
		browser.end();
	},

	'should search by the 1st word' : function(browser) {
		givenSearchText(browser, 'important');
		thenNumberOfSearchResultsIs(browser, 1);
		browser.end();
	},

	'should search by non existing text' : function(browser) {
		givenSearchText(browser, 'searching for this will return nothing');
		thenNumberOfSearchResultsIs(browser, 0);
		browser.end();
	},

	'should search by last word of the title' : function(browser) {
		givenSearchText(browser, 'github');
		thenNumberOfSearchResultsIs(browser, 1);
		browser.end();
	},

	'should search upper case' : function(browser) {
		givenSearchText(browser, 'IMPORT');
		thenNumberOfSearchResultsIs(browser, 1);
		browser.end();
	},

	'should trigger search element action' : function(browser) {
		givenSearchText(browser, 'IMPORT');
		thenNumberOfSearchResultsIs(browser, 1);
		whenClickSelectedItem(browser);

        thenMsgPlaceholderContainsText(browser, 'Important action change placeholder text');

		browser.end();
	},

	'should accept key presses to navigate and select elements' : function(browser) {
		givenWentToSecondSearchResultUsingArrowKeys(browser);
		whenClickEnter(browser);
        thenMsgPlaceholderContainsText(browser, 'Important action change placeholder text');

		browser.end();
	}
};