325 lines
8.8 KiB
JavaScript
325 lines
8.8 KiB
JavaScript
export const formatTimestamp = (timestamp) => {
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const date = new Date(timestamp * 1000);
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const year = date.getFullYear();
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const month = date.getMonth() + 1;
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const day = date.getDate();
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return `${year}-${month}-${day}`;
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};
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export const debounce = (fn, delay = 300) => {
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let timer = null;
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return async (...args) => {
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if (timer) clearTimeout(timer);
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return new Promise((resolve) => {
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timer = setTimeout(async () => {
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try {
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const result = await fn(...args);
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resolve(result);
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} finally {
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timer = null;
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}
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}, delay);
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});
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};
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};
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export const wxShare = async (canvasId = "shareCanvas") => {
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try {
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// 先尝试按 id 查找 <canvas type="2d"> 节点
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const { pixelRatio: dpr = 1 } = uni.getSystemInfoSync() || {};
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const info = await new Promise((resolve) => {
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const query = uni.createSelectorQuery();
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query
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.select(`#${canvasId}`)
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.fields({ node: true, size: true })
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.exec((res) => resolve(res && res[0]));
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});
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const canvas = info?.node;
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const cssWidth = info?.width;
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const cssHeight = info?.height;
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if (canvas && typeof canvas.getContext === "function") {
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// 2D 画布导出：传入 canvas 节点
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const tempPath = await new Promise((resolve, reject) => {
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uni.canvasToTempFilePath({
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canvas,
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width: cssWidth,
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height: cssHeight,
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// 按 DPR 导出更清晰的图片
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destWidth: Math.round(cssWidth * dpr),
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destHeight: Math.round(cssHeight * dpr),
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fileType: "png",
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quality: 1,
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success: (r) => {
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const p = r.tempFilePath || r.apFilePath || r.filePath;
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resolve(p);
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},
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fail: reject,
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});
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});
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wx.showShareImageMenu({
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entrancePath: "pages/index",
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path: tempPath,
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});
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return tempPath;
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}
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// 回退：旧版非 2D 画布（通过 canvasId 导出）
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const res = await uni.canvasToTempFilePath({
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canvasId,
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fileType: "png",
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quality: 1,
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});
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wx.showShareImageMenu({
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entrancePath: "pages/index",
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path: res.tempFilePath,
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});
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return res.tempFilePath;
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} catch (error) {
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console.log("生成图片失败:", error);
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uni.showToast({
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title: "生成图片失败",
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icon: "error",
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});
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throw error;
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}
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};
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// 获取元素尺寸和位置信息
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export const getElementRect = (classname) => {
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return new Promise((resolve) => {
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const query = uni.createSelectorQuery();
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query
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.select(classname)
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.boundingClientRect((rect) => {
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resolve(rect);
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})
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.exec();
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});
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};
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const calcNormalBowTarget = (x, y, diameter, arrowRadius) => {
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// 将弓箭左上角坐标转换为圆心坐标
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const arrowCenterX = x + arrowRadius;
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const arrowCenterY = y + arrowRadius;
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// 计算靶心坐标（靶纸中心）
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const centerX = (diameter + arrowRadius * 2) / 2;
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const centerY = (diameter + arrowRadius * 2) / 2;
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// 计算弓箭圆心到靶心的距离
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const deltaX = arrowCenterX - centerX;
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const deltaY = arrowCenterY - centerY;
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const distanceToCenter = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
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// 计算弓箭边缘到靶心的最近距离
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const distance = Math.max(0, distanceToCenter - arrowRadius);
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// 计算靶纸半径（取宽高中较小值的一半）
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const targetRadius = diameter / 2;
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// 计算相对距离（0-1之间）
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let relativeDistance = distance / targetRadius;
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// 全环靶有10个环，每个环占半径的10%
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// 从外到内：1环到10环
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// 距离越近靶心，环数越高
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if (relativeDistance <= 0.05) return "X";
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if (relativeDistance <= 0.1) return 10;
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if (relativeDistance <= 0.2) return 9;
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if (relativeDistance <= 0.3) return 8;
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if (relativeDistance <= 0.4) return 7;
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if (relativeDistance <= 0.5) return 6;
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if (relativeDistance <= 0.6) return 5;
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if (relativeDistance <= 0.7) return 4;
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if (relativeDistance <= 0.8) return 3;
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if (relativeDistance <= 0.9) return 2;
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if (relativeDistance <= 1) return 1;
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return 0; // 脱靶
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};
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const calcHalfBowTarget = (x, y, diameter, arrowRadius, noX = false) => {
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// 将弓箭左上角坐标转换为圆心坐标
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const arrowCenterX = x + arrowRadius;
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const arrowCenterY = y + arrowRadius;
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// 计算靶心坐标（靶纸中心）
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const centerX = (diameter + arrowRadius * 2) / 2;
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const centerY = (diameter + arrowRadius * 2) / 2;
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// 计算弓箭圆心到靶心的距离
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const deltaX = arrowCenterX - centerX;
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const deltaY = arrowCenterY - centerY;
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const distanceToCenter = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
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// 计算弓箭边缘到靶心的最近距离
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const distance = Math.max(0, distanceToCenter - arrowRadius);
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// 计算靶纸半径（取宽高中较小值的一半）
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const targetRadius = diameter / 2;
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// 计算相对距离（0-1之间）
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let relativeDistance = distance / targetRadius;
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if (relativeDistance <= 0.1) return noX ? 10 : "X";
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if (relativeDistance <= 0.2) return noX ? 9 : 10;
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if (relativeDistance <= 0.4) return 9;
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if (relativeDistance <= 0.6) return 8;
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if (relativeDistance <= 0.8) return 7;
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if (relativeDistance <= 1) return 6;
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return 0; // 脱靶
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};
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export const calcTripleBowTarget = (
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x,
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y,
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diameter,
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arrowRadius,
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noX = false
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) => {
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const side = diameter * 0.325;
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if (y / diameter >= 0.661) {
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return calcHalfBowTarget(
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x - diameter * 0.336,
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y - diameter * 0.675,
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side,
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arrowRadius,
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noX
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);
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}
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if (y / diameter >= 0.323) {
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return calcHalfBowTarget(
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x - diameter * 0.336,
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y - diameter * 0.337,
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side,
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arrowRadius,
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noX
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);
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}
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if (y / diameter >= -0.026) {
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return calcHalfBowTarget(
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x - diameter * 0.336,
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y - diameter * 0.0,
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side,
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arrowRadius,
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noX
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);
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}
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return 0;
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};
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export const calcPinBowTarget = (x, y, diameter, arrowRadius, noX = false) => {
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const side = diameter * 0.482;
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let r1 = 0;
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let r2 = 0;
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let r3 = 0;
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if (x / diameter >= 0.23 && y / diameter >= 0.005) {
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r1 = calcHalfBowTarget(
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x - diameter * 0.26,
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y - diameter * 0.034,
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side,
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arrowRadius,
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noX
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);
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}
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if (x / diameter >= -0.03 && y / diameter >= 0.456) {
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r2 = calcHalfBowTarget(x, y - diameter * 0.484, side, arrowRadius, noX);
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}
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if (x / diameter >= 0.49 && y / diameter >= 0.456) {
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r3 = calcHalfBowTarget(
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x - diameter * 0.52,
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y - diameter * 0.485,
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side,
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arrowRadius,
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noX
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);
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}
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return r1 || r2 || r3;
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};
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export const calcRing = (bowtargetId, x, y, diameter, arrowRadius = 5) => {
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if (bowtargetId < 4) {
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return calcNormalBowTarget(x, y, diameter, arrowRadius);
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} else if (bowtargetId < 7) {
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return calcHalfBowTarget(x, y, diameter, arrowRadius);
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} else if (bowtargetId === 7) {
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return calcTripleBowTarget(x, y, diameter, arrowRadius);
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} else if (bowtargetId === 8) {
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return calcPinBowTarget(x, y, diameter, arrowRadius);
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} else if (bowtargetId === 9) {
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return calcTripleBowTarget(x, y, diameter, arrowRadius, true);
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} else if (bowtargetId === 10) {
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return calcPinBowTarget(x, y, diameter, arrowRadius, true);
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}
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return 0;
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};
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export const getDirectionText = (angle = 0) => {
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if (angle < 0) return "";
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if (angle >= 337.5 || angle < 22.5) {
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return "下";
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} else if (angle >= 22.5 && angle < 67.5) {
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return "左下";
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} else if (angle >= 67.5 && angle < 112.5) {
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return "左";
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} else if (angle >= 112.5 && angle < 157.5) {
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return "左上";
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} else if (angle >= 157.5 && angle < 202.5) {
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return "上";
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} else if (angle >= 202.5 && angle < 247.5) {
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return "右上";
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} else if (angle >= 247.5 && angle < 292.5) {
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return "右";
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} else if (angle >= 292.5 && angle < 337.5) {
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return "右下";
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}
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};
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export const wxLogin = () => {
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return new Promise((resolve, reject) => {
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uni.login({
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provider: "weixin",
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success: resolve,
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fail: (err) => {
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uni.showToast({
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title: "登录失败",
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icon: "none",
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});
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console.error("登录失败：", err);
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reject(err);
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},
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});
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});
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};
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export const canEenter = (user, device, online, page = "") => {
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const { miniProgram } = uni.getAccountInfoSync();
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if (!device.deviceId) {
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uni.showToast({
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title: "请先绑定设备",
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icon: "none",
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});
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return false;
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}
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if (miniProgram.envVersion !== "release") return true;
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if (!online) {
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uni.showToast({
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title: "智能弓未连接",
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icon: "none",
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});
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return false;
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}
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if (!user.trio && page !== "/pages/first-try") {
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uni.showToast({
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title: "请先完成新手试炼",
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icon: "none",
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});
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return false;
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}
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return true;
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};
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export const capsuleHeight = uni.getMenuButtonBoundingClientRect().top - 9;
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