import { WorkflowPage as WorkflowPageClass } from '../pages/workflow';

const workflowPage = new WorkflowPageClass();

function checkStickiesStyle( top: number, left: number, height: number, width: number, zIndex?: number) {
	workflowPage.getters.stickies().should(($el) => {
		expect($el).to.have.css('top', `${top}px`);
		expect($el).to.have.css('left', `${left}px`);
		expect($el).to.have.css('height', `${height}px`);
		expect($el).to.have.css('width', `${width}px`);
		if (zIndex) {
			expect($el).to.have.css('z-index', `${zIndex}`);
		}
	});
}

describe('Canvas Actions', () => {
	before(() => {
		cy.skipSetup();
	});

	beforeEach(() => {
		workflowPage.actions.visit();

		cy.window().then(
			(win) => {
				// @ts-ignore
				win.preventNodeViewBeforeUnload = true;
			},
		);
	});


	it('adds sticky to canvas with default text and position', () => {
		workflowPage.getters.addStickyButton().should('not.be.visible');

		addDefaultSticky()
		workflowPage.getters.stickies().eq(0)
			.should('have.text', 'I’m a note\nDouble click to edit me. Guide\n')
			.find('a').contains('Guide').should('have.attr', 'href');
	});

	it('drags sticky around to top left corner', () => {
		// used to caliberate move sticky function
		addDefaultSticky();
		moveSticky({ top: 0, left: 0 });
	});

	it('drags sticky around and position/size are saved correctly', () => {
		addDefaultSticky();
		moveSticky({ top: 500, left: 500 });

		workflowPage.actions.saveWorkflowOnButtonClick();
		cy.wait('@createWorkflow');

		cy.reload();
		cy.waitForLoad();

		stickyShouldBePositionedCorrectly({ top: 500, left: 500 });
	});

	it('deletes sticky', () => {
		workflowPage.actions.addSticky();
		workflowPage.getters.stickies().should('have.length', 1)

		workflowPage.actions.deleteSticky();

		workflowPage.getters.stickies().should('have.length', 0)
	});

	it('edits sticky and updates content as markdown', () => {
		workflowPage.actions.addSticky();

		workflowPage.getters.stickies()
			.should('have.text', 'I’m a note\nDouble click to edit me. Guide\n')

		workflowPage.getters.stickies().dblclick();
		workflowPage.actions.editSticky('# hello world \n ## text text');
		workflowPage.getters.stickies().find('h1').should('have.text', 'hello world');
		workflowPage.getters.stickies().find('h2').should('have.text', 'text text');
	});

	it('expands/shrinks sticky from the right edge', () => {
		addDefaultSticky();

		moveSticky({ top: 200, left: 200 });

		dragRightEdge({ left: 200, top: 200, height: 160, width: 240 }, 100);
		dragRightEdge({ left: 200, top: 200, height: 160, width: 240 }, -50);
	});

	it('expands/shrinks sticky from the left edge', () => {
		addDefaultSticky();

		moveSticky({ left: 600, top: 200 });
		cy.drag('[data-test-id="sticky"] [data-dir="left"]', [100, 100]);
		checkStickiesStyle(140, 510, 160, 150);

		cy.drag('[data-test-id="sticky"] [data-dir="left"]', [-50, -50]);
		checkStickiesStyle(140, 466, 160, 194);
	});

	it('expands/shrinks sticky from the top edge', () => {
		workflowPage.actions.addSticky();
		cy.drag('[data-test-id="sticky"]', [100, 100]); // move away from canvas button
		checkStickiesStyle(360, 620, 160, 240);

		cy.drag('[data-test-id="sticky"] [data-dir="top"]', [100, 100]);
		checkStickiesStyle(440, 620, 80, 240);

		cy.drag('[data-test-id="sticky"] [data-dir="top"]', [-50, -50]);
		checkStickiesStyle(384, 620, 136, 240);
	});

	it('expands/shrinks sticky from the bottom edge', () => {
		workflowPage.actions.addSticky();
		cy.drag('[data-test-id="sticky"]', [100, 100]); // move away from canvas button
		checkStickiesStyle(360, 620, 160, 240);

		cy.drag('[data-test-id="sticky"] [data-dir="bottom"]', [100, 100]);
		checkStickiesStyle(360, 620, 254, 240);

		cy.drag('[data-test-id="sticky"] [data-dir="bottom"]', [-50, -50]);
		checkStickiesStyle(360, 620, 198, 240);
	});

	it('expands/shrinks sticky from the bottom right edge', () => {
		workflowPage.actions.addSticky();
		cy.drag('[data-test-id="sticky"]', [-100, -100]); // move away from canvas button
		checkStickiesStyle(160, 420, 160, 240);

		cy.drag('[data-test-id="sticky"] [data-dir="bottomRight"]', [100, 100]);
		checkStickiesStyle(160, 420, 254, 346);

		cy.drag('[data-test-id="sticky"] [data-dir="bottomRight"]', [-50, -50]);
		checkStickiesStyle(160, 420, 198, 302);
	});

	it('expands/shrinks sticky from the top right edge', () => {
		addDefaultSticky();

		cy.drag('[data-test-id="sticky"] [data-dir="topRight"]', [100, 100]);
		checkStickiesStyle(420, 400, 80, 346);

		cy.drag('[data-test-id="sticky"] [data-dir="topRight"]', [-50, -50]);
		checkStickiesStyle(364, 400, 136, 302);
	});

	it('expands/shrinks sticky from the top left edge, and reach min height/width', () => {
		addDefaultSticky();

		cy.drag('[data-test-id="sticky"] [data-dir="topLeft"]', [100, 100]);
		checkStickiesStyle(420, 490, 80, 150);

		cy.drag('[data-test-id="sticky"] [data-dir="topLeft"]', [-150, -150]);
		checkStickiesStyle(264, 346, 236, 294);
	});

	it('sets sticky behind node', () => {
		workflowPage.actions.addInitialNodeToCanvas('Manual Trigger');
		addDefaultSticky();

		cy.drag('[data-test-id="sticky"] [data-dir="topLeft"]', [-150, -150]);
		checkStickiesStyle(184, 256, 316, 384, -121);

		workflowPage.getters.canvasNodes().eq(0)
			.should(($el) => {
				expect($el).to.have.css('z-index', 'auto');
			});

		workflowPage.actions.addSticky();
		workflowPage.getters.stickies().eq(0)
			.should(($el) => {
				expect($el).to.have.css('z-index', '-121');
			});
		workflowPage.getters.stickies().eq(1)
			.should(($el) => {
				expect($el).to.have.css('z-index', '-38');
			});

		cy.drag('[data-test-id="sticky"] [data-dir="topLeft"]', [-200, -200], { index: 1 });
		workflowPage.getters.stickies().eq(0)
			.should(($el) => {
				expect($el).to.have.css('z-index', '-121');
			});

		workflowPage.getters.stickies().eq(1)
			.should(($el) => {
				expect($el).to.have.css('z-index', '-158');
			});

	});
});

type Position = {
	top: number;
	left: number;
};

type BoundingBox = {
	height: number;
	width: number;
	top: number;
	left: number;
}

function dragRightEdge(curr: BoundingBox, move: number) {
	workflowPage.getters.stickies().first().then(($el) => {
		const { left, top, height, width } = curr;
		cy.drag(`[data-test-id="sticky"] [data-dir="right"]`, [left + width + move, 0], { abs: true });
		stickyShouldBePositionedCorrectly({ top, left });
		stickyShouldHaveCorrectSize([height, width * 1.5 + move]);
	});
}

function shouldHaveOneSticky() {
	workflowPage.getters.stickies().should('have.length', 1);
}

function shouldBeInDefaultLocation() {
	workflowPage.getters.stickies().eq(0).should(($el) => {
		expect($el).to.have.css('height', '160px');
		expect($el).to.have.css('width', '240px');
	})
}

function shouldHaveDefaultSize() {
	workflowPage.getters.stickies().should(($el) => {
		expect($el).to.have.css('height', '160px');
		expect($el).to.have.css('width', '240px');
	})
}

function addDefaultSticky() {
	workflowPage.actions.addSticky();
	shouldHaveOneSticky();
	shouldHaveDefaultSize();
	shouldBeInDefaultLocation();
}

function stickyShouldBePositionedCorrectly(position: Position) {
	const yOffset = -60;
	const xOffset = -180;
	workflowPage.getters.stickies()
		.should(($el) => {
			expect($el).to.have.css('top', `${yOffset + position.top}px`);
			expect($el).to.have.css('left', `${xOffset + position.left}px`);
		});
}

function stickyShouldHaveCorrectSize(size: [number, number]) {
	const yOffset = 0;
	const xOffset = 0;
	workflowPage.getters.stickies()
		.should(($el) => {
			expect($el).to.have.css('height', `${yOffset + size[0]}px`);
			expect($el).to.have.css('width', `${xOffset + size[1]}px`);
		});
}

function moveSticky(target: Position) {
	cy.drag('[data-test-id="sticky"]', [target.left, target.top], { abs: true });
	stickyShouldBePositionedCorrectly(target);
}