zhaojs
2023-09-27 74098f1401afe40f961d1d167bb18dd0a71c4d59
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export default {
    data() {
        return {
            isshow: false,
            viewWidth: 0,
            buttonWidth: 0,
            disabledView: false,
            x: 0,
            transition: false
        }
    },
    watch: {
        show(newVal) {
            if (this.autoClose) return
            if (newVal) {
                this.open()
            } else {
                this.close()
            }
        },
    },
    created() {
        if (this.swipeaction.children !== undefined) {
            this.swipeaction.children.push(this)
        }
    },
    beforeDestroy() {
        this.swipeaction.children.forEach((item, index) => {
            if (item === this) {
                this.swipeaction.children.splice(index, 1)
            }
        })
    },
    mounted() {
        this.isopen = false
        this.transition = true
        setTimeout(() => {
            this.getQuerySelect()
        }, 50)
 
    },
    methods: {
        onClick(index, item) {
            this.$emit('click', {
                content: item,
                index
            })
        },
        touchstart(e) {
            let {
                pageX,
                pageY
            } = e.changedTouches[0]
            this.transition = false
            this.startX = pageX
            if (this.autoClose) {
                this.swipeaction.closeOther(this)
            }
        },
        touchmove(e) {
            let {
                pageX,
            } = e.changedTouches[0]
            this.slide = this.getSlide(pageX)
            if (this.slide === 0) {
                this.disabledView = false
            }
 
        },
        touchend(e) {
            this.stop = false
            this.transition = true
            if (this.isopen) {
                if (this.moveX === -this.buttonWidth) {
                    this.close()
                    return
                }
                this.move()
            } else {
                if (this.moveX === 0) {
                    this.close()
                    return
                }
                this.move()
            }
        },
        open() {
            this.x = this.moveX
            this.$nextTick(() => {
                this.x = -this.buttonWidth
                this.moveX = this.x
                
                if(!this.isopen){
                    this.isopen = true
                    this.$emit('change', true)
                }
            })
        },
        close() {
            this.x = this.moveX
            this.$nextTick(() => {
                this.x = 0
                this.moveX = this.x
                if(this.isopen){
                    this.isopen = false
                    this.$emit('change', false)
                }
            })
        },
        move() {
            if (this.slide === 0) {
                this.open()
            } else {
                this.close()
            }
        },
        onChange(e) {
            let x = e.detail.x
            this.moveX = x
            if (x >= this.buttonWidth) {
                this.disabledView = true
                this.$nextTick(() => {
                    this.x = this.buttonWidth
                })
            }
        },
        getSlide(x) {
            if (x >= this.startX) {
                this.startX = x
                return 1
            } else {
                this.startX = x
                return 0
            }
 
        },
        getQuerySelect() {
            const query = uni.createSelectorQuery().in(this);
            query.selectAll('.viewWidth-hook').boundingClientRect(data => {
 
                this.viewWidth = data[0].width
                this.buttonWidth = data[1].width
                this.transition = false
                this.$nextTick(() => {
                    this.transition = true
                })
 
                if (!this.buttonWidth) {
                    this.disabledView = true
                }
 
                if (this.autoClose) return
                if (this.show) {
                    this.open()
                }
            }).exec();
 
        }
    }
}