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fb7731ddcd
- 新增 float-button.vue 组件，支持拖拽定位和位置持久化 - 将 AIAssistant.vue 重构为目录结构（index.vue + float-button.vue） - 浮动按钮位置基于四角存储，窗口缩放时保持相对位置 - 点击浮动按钮打开 AI 助手对话框
255 lines
10 KiB
Vue
255 lines
10 KiB
Vue
<template>
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<div
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v-show="visible"
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ref="floatBtn"
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class="ai-float-button"
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:style="btnStyle"
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@mousedown.stop.prevent="onMouseDown">
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<svg viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
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<path d="M385.80516777 713.87417358c-12.76971517 0-24.13100586-7.79328205-28.82575409-19.62404756l-48.91927648-123.9413531c-18.40341303-46.75969229-55.77360888-84.0359932-102.53330118-102.53330117l-123.94135309-48.91927649c-11.83076552-4.69474822-19.62404757-16.05603892-19.62404757-28.8257541s7.79328205-24.13100586 19.62404757-28.82575407l123.94135309-48.91927649c46.75969229-18.40341303 84.0359932-55.77360888 102.53330118-102.53330119l48.91927648-123.94135308c4.69474822-11.83076552 16.05603892-19.62404757 28.8257541-19.62404757s24.13100586 7.79328205 28.82575408 19.62404757l48.91927648 123.94135308c18.40341303 46.75969229 55.77360888 84.0359932 102.53330118 102.53330119l123.94135309 48.91927649c11.83076552 4.69474822 19.62404757 16.05603892 19.62404757 28.82575407 0 12.76971517-7.79328205 24.13100586-19.62404757 28.8257541l-123.94135309 48.91927649c-46.75969229 18.40341303-84.0359932 55.77360888-102.53330118 102.53330117l-48.91927648 123.9413531c-4.69474822 11.83076552-16.14993388 19.62404757-28.82575408 19.62404756zM177.45224165 390.12433614l50.89107073 20.0935224c62.62794129 24.69437565 112.67395736 74.74039171 137.368333 137.36833299l20.09352239 50.89107073 20.0935224-50.89107073c24.69437565-62.62794129 74.74039171-112.67395736 137.368333-137.36833299l50.89107072-20.0935224-50.89107073-20.09352239c-62.62794129-24.69437565-112.67395736-74.74039171-137.36833299-137.36833301l-20.09352239-50.89107074-20.0935224 50.89107074c-24.69437565 62.62794129-74.74039171 112.67395736-137.368333 137.36833301l-50.89107073 20.09352239zM771.33789183 957.62550131c-12.76971517 0-24.13100586-7.79328205-28.82575409-19.62404758l-26.6661699-67.6043744c-8.63833672-21.87752672-26.10280012-39.34199011-47.98032684-47.98032684l-67.60437441-26.6661699c-11.83076552-4.69474822-19.62404757-16.05603892-19.62404757-28.82575409s7.79328205-24.13100586 19.62404757-28.82575409l67.60437441-26.6661699c21.87752672-8.63833672 39.34199011-26.10280012 47.98032684-47.98032685l26.6661699-67.6043744c4.69474822-11.83076552 16.05603892-19.62404757 28.82575409-19.62404757s24.13100586 7.79328205 28.82575409 19.62404757l26.66616991 67.6043744c8.63833672 21.87752672 26.10280012 39.34199011 47.98032684 47.98032685l67.6043744 26.6661699c11.83076552 4.69474822 19.62404757 16.05603892 19.62404757 28.82575409s-7.79328205 24.13100586-19.62404757 28.82575409l-67.6043744 26.6661699c-21.87752672 8.63833672-39.34199011 26.10280012-47.98032684 47.98032684l-26.66616991 67.6043744c-4.69474822 11.83076552-16.14993388 19.62404757-28.82575409 19.62404758z m-75.58544639-190.70067281c33.61439727 14.83540438 60.75004201 41.87715415 75.49155143 75.49155143 14.83540438-33.61439727 41.87715415-60.75004201 75.49155142-75.49155143-33.61439727-14.83540438-60.75004201-41.87715415-75.49155142-75.49155143-14.74150942 33.61439727-41.87715415 60.75004201-75.49155143 75.49155143z"/>
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</svg>
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</div>
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</template>
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<script>
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import emitter from "../../store/events";
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export default {
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name: 'AIAssistantFloatButton',
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data() {
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return {
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// 位置存储：只保存两个距离（水平一个、垂直一个）
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position: {
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x: 24, // 水平距离值
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y: 24, // 垂直距离值
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fromRight: true, // true: 距右边, false: 距左边
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fromBottom: true, // true: 距底部, false: 距顶部
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},
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dragging: false,
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positionLoaded: false,
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cacheKey: 'aiAssistant.floatButtonPosition',
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btnSize: 44,
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record: {},
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};
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},
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computed: {
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visible() {
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return this.userId > 0 && this.positionLoaded && !this.windowPortrait;
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},
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// 计算实际的 left 值
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left() {
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if (this.position.fromRight) {
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return this.clientWidth - this.btnSize - this.position.x;
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}
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return this.position.x;
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},
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// 计算实际的 top 值
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top() {
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if (this.position.fromBottom) {
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return this.clientHeight - this.btnSize - this.position.y;
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}
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return this.position.y;
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},
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btnStyle() {
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return {
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left: `${this.left}px`,
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top: `${this.top}px`,
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width: `${this.btnSize}px`,
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height: `${this.btnSize}px`,
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};
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},
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clientWidth() {
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return this.windowWidth || document.documentElement.clientWidth;
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},
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clientHeight() {
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return this.windowHeight || document.documentElement.clientHeight;
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},
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},
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mounted() {
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this.loadPosition();
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window.addEventListener('resize', this.onResize);
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},
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beforeDestroy() {
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window.removeEventListener('resize', this.onResize);
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document.removeEventListener('mousemove', this.onMouseMove);
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document.removeEventListener('mouseup', this.onMouseUp);
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},
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methods: {
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/**
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* 加载保存的位置
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*/
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async loadPosition() {
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try {
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const saved = await $A.IDBString(this.cacheKey);
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if (saved) {
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const pos = JSON.parse(saved);
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if (pos && typeof pos.x === 'number' && typeof pos.y === 'number') {
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this.position = pos;
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this.$nextTick(() => {
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this.checkBounds();
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this.positionLoaded = true;
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});
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return;
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}
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}
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} catch (e) {
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// ignore
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}
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// 默认位置：右下角
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this.position = {x: 24, y: 24, fromRight: true, fromBottom: true};
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this.positionLoaded = true;
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},
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/**
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* 保存位置
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*/
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savePosition() {
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$A.IDBSave(this.cacheKey, JSON.stringify(this.position));
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},
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/**
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* 根据当前 left/top 更新 position 对象
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*/
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updatePositionFromCoords(left, top) {
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const centerX = left + this.btnSize / 2;
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const centerY = top + this.btnSize / 2;
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// 判断在哪个半区
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const fromRight = centerX >= this.clientWidth / 2;
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const fromBottom = centerY >= this.clientHeight / 2;
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// 计算距离
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const x = fromRight ? (this.clientWidth - this.btnSize - left) : left;
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const y = fromBottom ? (this.clientHeight - this.btnSize - top) : top;
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this.position = {x, y, fromRight, fromBottom};
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},
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/**
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* 鼠标按下
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*/
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onMouseDown(e) {
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this.record = {
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time: Date.now(),
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startLeft: this.left,
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startTop: this.top,
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offsetX: e.clientX - this.left,
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offsetY: e.clientY - this.top,
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};
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this.dragging = true;
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document.addEventListener('mousemove', this.onMouseMove);
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document.addEventListener('mouseup', this.onMouseUp);
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},
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/**
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* 鼠标移动
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*/
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onMouseMove(e) {
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if (!this.dragging) return;
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const minMargin = 12;
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let newLeft = e.clientX - this.record.offsetX;
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let newTop = e.clientY - this.record.offsetY;
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// 边界限制（最小边距12px）
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newLeft = Math.max(minMargin, Math.min(newLeft, this.clientWidth - this.btnSize - minMargin));
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newTop = Math.max(minMargin, Math.min(newTop, this.clientHeight - this.btnSize - minMargin));
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this.updatePositionFromCoords(newLeft, newTop);
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},
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/**
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* 鼠标松开
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*/
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onMouseUp() {
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document.removeEventListener('mousemove', this.onMouseMove);
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document.removeEventListener('mouseup', this.onMouseUp);
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const moveDistance = Math.abs(this.left - this.record.startLeft) + Math.abs(this.top - this.record.startTop);
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const duration = Date.now() - this.record.time;
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this.savePosition();
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this.dragging = false;
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// 判断是否为点击（移动距离小于5px 或 按下时间小于200ms）
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if (moveDistance < 5 || duration < 200) {
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this.onClick();
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}
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},
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/**
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* 检查边界（仅在加载和窗口变化时调用）
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*/
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checkBounds() {
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const minMargin = 12;
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// 确保距离在有效范围内（最小12px，最大不超出屏幕）
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const maxX = this.clientWidth - this.btnSize - minMargin;
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const maxY = this.clientHeight - this.btnSize - minMargin;
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this.position.x = Math.max(minMargin, Math.min(this.position.x, maxX));
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this.position.y = Math.max(minMargin, Math.min(this.position.y, maxY));
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},
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/**
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* 窗口大小改变
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*/
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onResize() {
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this.$nextTick(() => {
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this.checkBounds();
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});
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},
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/**
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* 点击按钮
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*/
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onClick() {
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emitter.emit('openAIAssistant', {
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sessionKey: 'global',
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resumeSession: 300,
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});
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},
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},
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};
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</script>
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<style lang="scss" scoped>
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.ai-float-button {
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position: fixed;
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z-index: 1000;
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border-radius: 50%;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
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cursor: pointer;
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display: flex;
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align-items: center;
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justify-content: center;
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transition: transform 0.2s, box-shadow 0.2s;
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user-select: none;
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&:hover {
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transform: scale(1.08);
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box-shadow: 0 6px 16px rgba(102, 126, 234, 0.5);
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}
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&:active {
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transform: scale(0.95);
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}
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svg {
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width: 24px;
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height: 24px;
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fill: #fff;
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}
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}
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</style>
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