import {computePosition, offset, flip, shift, arrow} from '@floating-ui/dom';


const Tooltip = (el, binding, vNode, preVnode) => {
    if (!binding.value) {
        return
    }
    let tooltipNode = null
    el.addEventListener('mouseenter', function (e) {
        tooltipNode = document.createElement('div')
        tooltipNode.style.position = 'fixed'
        tooltipNode.style.zIndex = 100
        tooltipNode.style.backgroundColor = 'rgba(0,0,0,1)'
        tooltipNode.style.border = '1px solid rgba(151, 151, 151, 0.2)'
        tooltipNode.style.borderRadius = '3px'
        tooltipNode.style.border = '1px solid rgba(151, 151, 151, 0.2)'
        tooltipNode.style.boxShadow = '0px 2px 12px 0px rgba(0, 0, 0, 0.06)'
        tooltipNode.style.padding = '8px 8px'
        tooltipNode.style.fontSize = '12px'
        tooltipNode.style.cursor = 'default'
        tooltipNode.style.pointerEvents = 'none'
        tooltipNode.style.wordBreak = 'keep-all'
        tooltipNode.style.whiteSpace = 'pre'
        tooltipNode.style.fontSize = '12px'
        tooltipNode.style.lineHeight = '17px'
        tooltipNode.style.color = '#ffffff'
        tooltipNode.innerText = binding.value

        const arrowNode = document.createElement('div')
        arrowNode.style.position = 'absolute'
        arrowNode.style.backgroundColor = 'inherit'
        arrowNode.style.boxSizing = 'border-box'
        arrowNode.style.width = '12px'
        arrowNode.style.height = '12px'
        arrowNode.style.border = '1px solid transparent'
        arrowNode.style.borderRight = 'inherit'
        arrowNode.style.borderBottom = 'inherit'
        arrowNode.style.transform = 'rotate(45deg)'

        tooltipNode.appendChild(arrowNode)
        document.body.appendChild(tooltipNode)

        computePosition(el, tooltipNode, {
            placement: 'top',
            middleware: [
                offset(13),
                flip(),
                shift({ padding: 12 }),
                arrow({
                    element: arrowNode,
                    padding: 3,
                }),
            ],
        }).then(({ x, y, placement, middlewareData }) => {
            Object.assign(tooltipNode.style, {
                left: `${x}px`,
                top: `${y}px`,
            });

            const { x: arrowX, y: arrowY } = middlewareData.arrow;
            const staticSide = {
                top: 'bottom',
                right: 'left',
                bottom: 'top',
                left: 'right',
            }[placement.split('-')[0]];

            Object.assign(arrowNode.style, {
                left: arrowX != null ? `${arrowX}px` : '',
                [staticSide]: '-6px',
            });
        });
    }, {
        passive: false,
    })
    el.addEventListener('mouseleave', function () {
        try {
            document.body.removeChild(tooltipNode)
        } catch (e) {
            console.log('尝试从DOM上移除tooltip元素失败，通常是因为已经在其他回调中被移除了，不需处理：', e);
        }
    })
    el.addEventListener('mousedown', function () {
        try {
            document.body.removeChild(tooltipNode)
        } catch (e) {
            console.log('尝试从DOM上移除tooltip元素失败，通常是因为已经在其他回调中被移除了，不需处理：', e);
        }
    })
    el.addEventListener('keydown', function () {
        try {
            document.body.removeChild(tooltipNode)
        } catch (e) {
            console.log('尝试从DOM上移除tooltip元素失败，通常是因为已经在其他回调中被移除了，不需处理：', e);
        }
    })
    el.addEventListener('scroll', function () {
        try {
            document.body.removeChild(tooltipNode)
        } catch (e) {
            console.log('尝试从DOM上移除tooltip元素失败，通常是因为已经在其他回调中被移除了，不需处理：', e);
        }
    })
    el.addEventListener('dragstart', function () {
        try {
            document.body.removeChild(tooltipNode)
        } catch (e) {
            console.log('尝试从DOM上移除tooltip元素失败，通常是因为已经在其他回调中被移除了，不需处理：', e);
        }
    })
    el.addEventListener('dragstart', function () {
        try {
            document.body.removeChild(tooltipNode)
        } catch (e) {
            console.log('尝试从DOM上移除tooltip元素失败，通常是因为已经在其他回调中被移除了，不需处理：', e);
        }
    })
    el.addEventListener('dragleave', function () {
        try {
            document.body.removeChild(tooltipNode)
        } catch (e) {
            console.log('尝试从DOM上移除tooltip元素失败，通常是因为已经在其他回调中被移除了，不需处理：', e);
        }
    })
}

export default Tooltip