对外目录只保留英文主 sku;迁移硬删镜像并校准 1元=100积分;发货页/凭证优先使用 local {sku}.webp。
Co-authored-by: Cursor <cursoragent@cursor.com>
278 lines
8.8 KiB
TypeScript
278 lines
8.8 KiB
TypeScript
import type { DeliveryOrderInfo } from '../types'
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import { formatDateTime } from './time'
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import { resolveProductImage } from './productImage'
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function loadImage(src: string): Promise<HTMLImageElement> {
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return new Promise((resolve, reject) => {
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const img = new Image()
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img.crossOrigin = 'anonymous'
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img.onload = () => resolve(img)
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img.onerror = () => reject(new Error('Failed to load image'))
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img.src = src
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})
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}
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/**
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* 绘制高保真发货凭证卡片图片,返回 base64 PNG dataURL
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*/
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export async function generateDeliveryVoucher(order: DeliveryOrderInfo): Promise<string> {
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const width = 1080
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const height = 1160
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const canvas = document.createElement('canvas')
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canvas.width = width
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canvas.height = height
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const ctx = canvas.getContext('2d')
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if (!ctx) {
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throw new Error('Canvas 2D context not available')
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}
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// 1. 背景底色
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ctx.fillStyle = '#f8fafc'
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ctx.fillRect(0, 0, width, height)
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// 2. 主卡片容器
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const cardX = 40
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const cardY = 40
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const cardW = width - 80
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const cardH = height - 80
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const cardRadius = 24
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// 卡片阴影与白色背景
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ctx.save()
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ctx.fillStyle = '#ffffff'
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ctx.shadowColor = 'rgba(15, 23, 42, 0.08)'
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ctx.shadowBlur = 32
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ctx.shadowOffsetY = 16
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fillRoundRect(ctx, cardX, cardY, cardW, cardH, cardRadius)
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ctx.restore()
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// 3. 顶部 Header (深色渐变)
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const headerH = 220
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const grad = ctx.createLinearGradient(cardX, cardY, cardX + cardW, cardY + headerH)
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grad.addColorStop(0, '#0f172a')
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grad.addColorStop(1, '#1e293b')
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ctx.save()
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clipRoundRect(ctx, cardX, cardY, cardW, headerH, [cardRadius, cardRadius, 0, 0])
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ctx.fillStyle = grad
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ctx.fillRect(cardX, cardY, cardW, headerH)
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// 顶部装饰圆点
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ctx.fillStyle = 'rgba(255, 255, 255, 0.05)'
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ctx.beginPath()
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ctx.arc(cardX + cardW - 60, cardY + 40, 120, 0, Math.PI * 2)
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ctx.fill()
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// 平台徽标 / 标题
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ctx.fillStyle = '#38bdf8'
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ctx.font = 'bold 24px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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ctx.fillText('GAME FULFILLMENT · OFFICIAL RECEIPT', cardX + 48, cardY + 60)
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ctx.fillStyle = '#ffffff'
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ctx.font = 'bold 44px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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ctx.fillText('游戏道具发货电子凭证', cardX + 48, cardY + 124)
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ctx.fillStyle = '#94a3b8'
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ctx.font = '24px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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ctx.fillText('官方直充已完成 · 售后维权与电子核销依据', cardX + 48, cardY + 168)
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ctx.restore()
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// 4. 发货成功电子印章 (Stamp)
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drawSuccessStamp(ctx, cardX + cardW - 170, cardY + 140)
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// 5. 商品展示卡片
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const prodCardY = cardY + headerH + 32
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const prodCardH = 210
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ctx.fillStyle = '#f8fafc'
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fillRoundRect(ctx, cardX + 40, prodCardY, cardW - 80, prodCardH, 16)
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ctx.strokeStyle = '#e2e8f0'
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ctx.lineWidth = 1
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strokeRoundRect(ctx, cardX + 40, prodCardY, cardW - 80, prodCardH, 16)
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// 尝试加载商品图片(优先 SKU 本地缓存)
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let productImgLoaded = false
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const productImgURL = resolveProductImage({ sku: order.product?.sku, url: order.product?.image })
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if (productImgURL) {
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try {
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const img = await loadImage(productImgURL)
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const imgSize = 146
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const imgX = cardX + 64
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const imgY = prodCardY + 32
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ctx.save()
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clipRoundRect(ctx, imgX, imgY, imgSize, imgSize, 12)
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ctx.drawImage(img, imgX, imgY, imgSize, imgSize)
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ctx.restore()
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ctx.strokeStyle = '#cbd5e1'
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strokeRoundRect(ctx, imgX, imgY, imgSize, imgSize, 12)
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productImgLoaded = true
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} catch {
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productImgLoaded = false
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}
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}
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// 商品文字信息
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const textLeft = productImgLoaded ? cardX + 240 : cardX + 72
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ctx.fillStyle = '#0f172a'
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ctx.font = 'bold 36px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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ctx.fillText(truncateString(order.product?.name || '游戏道具商品', 20), textLeft, prodCardY + 70)
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// 商品标签 (SKU & 游戏)
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ctx.fillStyle = '#64748b'
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ctx.font = '24px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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const skuText = `SKU: ${order.product?.sku || '-'}`
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const gameText = order.product?.game ? ` · ${order.product.game}` : ''
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ctx.fillText(skuText + gameText, textLeft, prodCardY + 120)
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// 交付状态与数量
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ctx.fillStyle = '#16a34a'
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ctx.font = 'bold 28px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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ctx.fillText('已发放: 1 件', textLeft, prodCardY + 168)
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// 6. 核心凭证字段明细表
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const tableY = prodCardY + prodCardH + 32
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const tableW = cardW - 80
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const fields = [
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{ label: '游戏账号 UID', value: order.game_uid || '-', highlight: true },
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{ label: '游戏角色名', value: order.role_name || '-', highlight: true },
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{ label: '区服信息', value: order.game_channel || '-' },
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{ label: '下单时间', value: formatDateTime(order.created_at) },
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{ label: '交付时间', value: order.shipped_at ? formatDateTime(order.shipped_at) : '已交付' },
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]
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let curY = tableY
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const rowHeight = 72
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fields.forEach((f, idx) => {
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ctx.fillStyle = idx % 2 === 0 ? '#f8fafc' : '#ffffff'
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fillRoundRect(ctx, cardX + 40, curY, tableW, rowHeight, 8)
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// 标签文字
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ctx.fillStyle = '#64748b'
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ctx.font = '26px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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ctx.fillText(f.label, cardX + 68, curY + 46)
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// 数值文字
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ctx.fillStyle = f.highlight ? '#0f172a' : '#334155'
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ctx.font = f.highlight
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? 'bold 28px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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: '26px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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const valText = truncateString(f.value, 36)
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ctx.fillText(valText, cardX + 320, curY + 46)
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curY += rowHeight + 8
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})
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// 7. 底部防伪与存证声明
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const footerY = curY + 24
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ctx.strokeStyle = '#e2e8f0'
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ctx.beginPath()
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ctx.moveTo(cardX + 40, footerY)
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ctx.lineTo(cardX + cardW - 40, footerY)
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ctx.stroke()
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ctx.fillStyle = '#94a3b8'
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ctx.font = '22px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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ctx.fillText('注:此电子凭证为系统自动发货存证,道具已成功充值至指定角色,请登录游戏查收。', cardX + 48, footerY + 40)
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ctx.fillText(`凭据生成时间:${formatDateTime(new Date().toISOString())}`, cardX + 48, footerY + 76)
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return canvas.toDataURL('image/png')
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}
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// 辅助:绘制发货成功的印章
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function drawSuccessStamp(ctx: CanvasRenderingContext2D, x: number, y: number) {
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ctx.save()
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ctx.translate(x, y)
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ctx.rotate((-14 * Math.PI) / 180) // 稍倾斜印章质感
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// 外圈圆形边框
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ctx.strokeStyle = '#22c55e'
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ctx.lineWidth = 4
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ctx.beginPath()
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ctx.arc(0, 0, 68, 0, Math.PI * 2)
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ctx.stroke()
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// 内圈虚线
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ctx.setLineDash([4, 4])
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ctx.lineWidth = 1.5
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ctx.beginPath()
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ctx.arc(0, 0, 60, 0, Math.PI * 2)
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ctx.stroke()
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// 印章文字
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ctx.fillStyle = '#22c55e'
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ctx.font = 'bold 22px -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif'
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ctx.textAlign = 'center'
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ctx.textBaseline = 'middle'
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ctx.fillText('已发货完成', 0, -12)
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ctx.font = 'bold 15px sans-serif'
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ctx.fillText('VERIFIED', 0, 16)
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ctx.restore()
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}
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function fillRoundRect(
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ctx: CanvasRenderingContext2D,
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x: number,
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y: number,
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width: number,
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height: number,
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radius: number | number[]
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) {
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ctx.beginPath()
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roundRectPath(ctx, x, y, width, height, radius)
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ctx.fill()
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}
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function strokeRoundRect(
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ctx: CanvasRenderingContext2D,
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x: number,
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y: number,
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width: number,
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height: number,
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radius: number | number[]
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) {
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ctx.beginPath()
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roundRectPath(ctx, x, y, width, height, radius)
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ctx.stroke()
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}
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function clipRoundRect(
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ctx: CanvasRenderingContext2D,
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x: number,
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y: number,
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width: number,
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height: number,
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radius: number | number[]
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) {
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ctx.beginPath()
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roundRectPath(ctx, x, y, width, height, radius)
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ctx.clip()
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}
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function roundRectPath(
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ctx: CanvasRenderingContext2D,
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x: number,
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y: number,
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width: number,
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height: number,
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radius: number | number[]
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) {
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const r = typeof radius === 'number' ? [radius, radius, radius, radius] : radius
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const [tl, tr, br, bl] = r
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ctx.moveTo(x + tl, y)
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ctx.lineTo(x + width - tr, y)
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ctx.quadraticCurveTo(x + width, y, x + width, y + tr)
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ctx.lineTo(x + width, y + height - br)
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ctx.quadraticCurveTo(x + width, y + height, x + width - br, y + height)
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ctx.lineTo(x + bl, y + height)
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ctx.quadraticCurveTo(x, y + height, x, y + height - bl)
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ctx.lineTo(x, y + tl)
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ctx.quadraticCurveTo(x, y, x + tl, y)
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ctx.closePath()
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}
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function truncateString(str: string, maxLen: number): string {
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if (!str) return '-'
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if (str.length <= maxLen) return str
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return str.slice(0, maxLen - 1) + '…'
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}
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