535 lines
18 KiB
TypeScript
535 lines
18 KiB
TypeScript
"use client";
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import { useEffect, useMemo, useRef, useState } from "react";
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import { cn } from "@/lib/utils";
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type GenerationPhase = "idle" | "queued" | "processing" | "finalizing" | "failed" | "completed";
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interface GenerationDotPlaceholderProps {
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className?: string;
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title?: string;
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phase?: GenerationPhase;
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progress?: number | null;
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compact?: boolean;
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showProgress?: boolean;
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}
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const PHASE_TITLES: Record<GenerationPhase, string> = {
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idle: "正在创建图片",
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queued: "等待开始生成",
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processing: "生成初稿中",
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finalizing: "正在润饰细节",
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failed: "生成失败",
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completed: "生成完成",
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};
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const GENERATION_STATUS_TITLES = [
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"正在理解画面关系",
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"正在读取参考图片",
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"正在分析主体轮廓",
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"正在识别关键元素",
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"正在整理构图线索",
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"正在确认画面比例",
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"正在匹配视觉风格",
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"正在提取材质细节",
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"正在梳理光影方向",
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"正在构建初始画面",
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"正在生成第一版构图",
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"正在安排主体位置",
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"正在校准画面重心",
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"正在补全背景层次",
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"正在保持主体一致",
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"正在优化边缘结构",
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"正在调整透视关系",
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"正在细化空间层次",
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"正在增强画面清晰度",
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"正在统一色彩倾向",
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"正在检查参考一致性",
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"正在处理局部细节",
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"正在补充纹理信息",
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"正在修正不自然区域",
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"正在平衡明暗对比",
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"正在优化产品质感",
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"正在调整阴影落点",
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"正在整理背景干扰",
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"正在增强真实感",
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"正在重绘细小结构",
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"正在合成高清结果",
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"正在检查主体完整性",
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"正在优化画面边缘",
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"正在处理反光细节",
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"正在提升材质表现",
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"正在微调构图节奏",
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"正在清理多余噪点",
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"正在强化视觉焦点",
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"正在校正颜色偏差",
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"正在保留参考特征",
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"正在生成高分辨率版本",
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"正在压实画面层次",
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"正在修饰局部瑕疵",
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"正在检查文字与图形",
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"正在稳定画面结构",
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"正在优化细节密度",
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"正在完善背景过渡",
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"正在增强主体质感",
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"正在统一整体光感",
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"正在检查比例关系",
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"正在修正边缘锯齿",
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"正在提升清晰观感",
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"正在处理最后细节",
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"正在准备预览结果",
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"正在同步生成进度",
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"正在确认输出尺寸",
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"正在整理结果文件",
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"正在校验图片可用性",
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"正在生成最终预览",
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"正在完成高清渲染",
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"正在保存生成结果",
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"正在写入画布节点",
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"正在同步到对话框",
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"正在检查结果完整性",
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"正在收尾生成任务",
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"正在等待服务商返回",
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"正在保持连接状态",
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"正在确认生成结果",
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"正在拉取图片地址",
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"正在准备展示图片",
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"正在完成最后处理",
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"正在刷新画布内容",
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"正在整理图片信息",
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"正在完成本次生成",
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"正在即将展示结果",
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];
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const LONG_WAIT_TITLE_THRESHOLD_MS = 5 * 60 * 1000;
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const LONG_WAIT_STATUS_TITLES = [
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"服务繁忙，排队处理中",
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"高峰期生成较慢，请耐心等候",
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"仍在保持连接，等待模型返回",
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"结果返回后会自动展示",
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];
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const STATUS_TITLE_DURATIONS_MS = GENERATION_STATUS_TITLES.map((_, index) => {
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const rhythm = [3600, 5200, 4100, 6100, 3300, 4700, 5700, 3900, 6800, 4400];
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return rhythm[index % rhythm.length];
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});
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const TYPEWRITER_START_DELAY_MS = 120;
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const TYPEWRITER_BASE_STEP_MS = 46;
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function getStatusTitleState(elapsedMs: number, initialTitle?: string) {
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const titles = initialTitle
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? [initialTitle, ...GENERATION_STATUS_TITLES.filter((item) => item !== initialTitle)]
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: GENERATION_STATUS_TITLES;
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const durations = initialTitle
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? [4200, ...STATUS_TITLE_DURATIONS_MS]
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: STATUS_TITLE_DURATIONS_MS;
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let cursor = Math.max(0, elapsedMs);
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for (let index = 0; index < titles.length; index += 1) {
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const duration = durations[index] || 4600;
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if (cursor < duration) {
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return {
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index,
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title: titles[index] || titles[titles.length - 1] || PHASE_TITLES.processing,
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elapsedInTitle: cursor,
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};
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}
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cursor -= duration;
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}
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return {
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index: titles.length - 1,
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title: titles[titles.length - 1] || PHASE_TITLES.processing,
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elapsedInTitle: durations[durations.length - 1] || 4600,
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};
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}
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function getLongWaitTitleState(elapsedMs: number, initialTitle?: string) {
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const titles = initialTitle
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? [initialTitle, ...LONG_WAIT_STATUS_TITLES.filter((item) => item !== initialTitle)]
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: LONG_WAIT_STATUS_TITLES;
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const elapsedAfterThreshold = Math.max(0, elapsedMs - LONG_WAIT_TITLE_THRESHOLD_MS);
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const duration = 7600;
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const index = Math.floor(elapsedAfterThreshold / duration) % titles.length;
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return {
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index,
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title: titles[index] || titles[0] || PHASE_TITLES.processing,
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elapsedInTitle: elapsedAfterThreshold % duration,
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};
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}
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function getTypewriterText(text: string, elapsedInTitle: number, index: number) {
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const chars = Array.from(text);
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if (chars.length === 0) return "";
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const step = TYPEWRITER_BASE_STEP_MS + (index % 5) * 8;
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const visibleCount = Math.max(
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1,
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Math.min(
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chars.length,
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Math.floor(Math.max(0, elapsedInTitle - TYPEWRITER_START_DELAY_MS) / step) + 1
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)
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);
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return chars.slice(0, visibleCount).join("");
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}
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const scatterVertexShader = `
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uniform float uTime;
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uniform float uPointSize;
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uniform float uEffectIntensity;
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attribute vec3 randomOffset;
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varying float vDistance;
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vec3 mod289(vec3 x) { return x - floor(x * (1.0 / 289.0)) * 289.0; }
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vec2 mod289(vec2 x) { return x - floor(x * (1.0 / 289.0)) * 289.0; }
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vec3 permute(vec3 x) { return mod289(((x * 34.0) + 1.0) * x); }
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float snoise(vec2 v) {
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const vec4 C = vec4(0.211324865405187, 0.366025403784439, -0.577350269189626, 0.024390243902439);
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vec2 i = floor(v + dot(v, C.yy));
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vec2 x0 = v - i + dot(i, C.xx);
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vec2 i1 = (x0.x > x0.y) ? vec2(1.0, 0.0) : vec2(0.0, 1.0);
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vec4 x12 = x0.xyxy + C.xxzz;
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x12.xy -= i1;
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i = mod289(i);
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vec3 p = permute(permute(i.y + vec3(0.0, i1.y, 1.0)) + i.x + vec3(0.0, i1.x, 1.0));
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vec3 m = max(0.5 - vec3(dot(x0, x0), dot(x12.xy, x12.xy), dot(x12.zw, x12.zw)), 0.0);
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m = m * m;
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m = m * m;
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vec3 x = 2.0 * fract(p * C.www) - 1.0;
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vec3 h = abs(x) - 0.5;
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vec3 ox = floor(x + 0.5);
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vec3 a0 = x - ox;
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m *= 1.79284291400159 - 0.85373472095314 * (a0 * a0 + h * h);
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vec3 g;
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g.x = a0.x * x0.x + h.x * x0.y;
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g.yz = a0.yz * x12.xz + h.yz * x12.yw;
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return 130.0 * dot(m, g);
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}
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void main() {
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vec3 pos = position;
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vec3 scatterDir = normalize(pos + randomOffset * 0.5);
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float scatterDist = length(pos) * 0.5 + randomOffset.x * 3.0;
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vec3 scattered = pos + scatterDir * scatterDist * uEffectIntensity * 1.85;
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float turb = snoise(pos.xy * 0.34 + uTime * 0.45);
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scattered += vec3(turb, turb * 0.55, turb * 0.35) * uEffectIntensity * 1.2;
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pos = mix(pos, scattered, 0.72);
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vec4 mvPosition = modelViewMatrix * vec4(pos, 1.0);
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float dist = length(pos);
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vDistance = dist;
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gl_PointSize = (uPointSize / -mvPosition.z) * (1.0 + sin(uTime * 3.0 + dist * 0.16) * 0.42);
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gl_Position = projectionMatrix * mvPosition;
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}
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`;
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const scatterFragmentShader = `
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uniform float uTime;
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uniform float uOpacity;
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varying float vDistance;
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void main() {
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float dist = distance(gl_PointCoord, vec2(0.5));
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if (dist > 0.5) discard;
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float edge = 1.0 - smoothstep(0.42, 0.5, dist);
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float core = 0.92 + (1.0 - smoothstep(0.0, 0.34, dist)) * 0.08;
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float shimmer = 0.78 + sin(vDistance * 0.33 + uTime) * 0.18;
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gl_FragColor = vec4(vec3(0.11, 0.12, 0.13), edge * core * shimmer * uOpacity);
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}
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`;
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function clampProgress(value: number) {
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if (!Number.isFinite(value)) return 0;
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return Math.max(0, Math.min(100, Math.round(value)));
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}
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function estimateProgress(phase: GenerationPhase, elapsedMs: number) {
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if (phase === "completed") return 100;
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if (phase === "failed") return 100;
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if (phase === "finalizing") return 96;
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if (phase === "queued") {
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return clampProgress(6 + Math.min(12, elapsedMs / 3500));
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}
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if (phase === "processing") {
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const eased = 1 - Math.exp(-elapsedMs / 85_000);
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return clampProgress(18 + eased * 78);
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}
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return clampProgress(Math.min(8, elapsedMs / 1000));
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}
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function ScatterParticleLayer({
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compact,
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opacity,
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}: {
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compact: boolean;
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opacity: number;
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}) {
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const containerRef = useRef<HTMLDivElement | null>(null);
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useEffect(() => {
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let cancelled = false;
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let cleanup = () => {};
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async function setup() {
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const container = containerRef.current;
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if (!container) return;
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const THREE = await import("three");
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if (cancelled || !containerRef.current) return;
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const scene = new THREE.Scene();
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const camera = new THREE.PerspectiveCamera(34, 1, 0.1, 1000);
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camera.position.set(0, 0, compact ? 48 : 44);
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camera.lookAt(0, 0, 0);
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const renderer = new THREE.WebGLRenderer({
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alpha: true,
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antialias: true,
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powerPreference: "high-performance",
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});
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renderer.setClearColor(0xffffff, 0);
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renderer.setPixelRatio(Math.min(window.devicePixelRatio || 1, 2.5));
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renderer.domElement.style.display = "block";
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renderer.domElement.style.height = "100%";
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renderer.domElement.style.width = "100%";
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container.appendChild(renderer.domElement);
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const particleCount = compact ? 7200 : 12800;
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const positions = new Float32Array(particleCount * 3);
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const randomOffsets = new Float32Array(particleCount * 3);
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for (let i = 0; i < particleCount; i += 1) {
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const i3 = i * 3;
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const t = (Math.random() - 0.5) * 4.7;
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const angle = Math.random() * Math.PI * 2;
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const radiusBase = 0.35 + Math.pow(Math.abs(t), 2.18);
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const radius = radiusBase * (0.74 + Math.random() * 0.58);
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positions[i3] = Math.cos(angle) * radius * 2.25;
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positions[i3 + 1] = t * (compact ? 5.2 : 6.8);
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positions[i3 + 2] = Math.sin(angle) * radius * 2.25;
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randomOffsets[i3] = (Math.random() - 0.5) * 2;
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randomOffsets[i3 + 1] = (Math.random() - 0.5) * 2;
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randomOffsets[i3 + 2] = (Math.random() - 0.5) * 2;
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}
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const geometry = new THREE.BufferGeometry();
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geometry.setAttribute("position", new THREE.BufferAttribute(positions, 3));
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geometry.setAttribute("randomOffset", new THREE.BufferAttribute(randomOffsets, 3));
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const material = new THREE.ShaderMaterial({
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vertexShader: scatterVertexShader,
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fragmentShader: scatterFragmentShader,
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transparent: true,
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depthWrite: false,
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blending: THREE.NormalBlending,
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uniforms: {
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uTime: { value: 0 },
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uPointSize: { value: compact ? 76 : 94 },
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uEffectIntensity: { value: 1 },
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uOpacity: { value: opacity },
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},
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});
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const points = new THREE.Points(geometry, material);
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points.rotation.x = -0.06;
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const baseX = 0;
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const baseY = 0;
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points.position.set(baseX, baseY, 0);
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scene.add(points);
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const resize = () => {
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const rect = container.getBoundingClientRect();
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const width = Math.max(1, Math.floor(rect.width));
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const height = Math.max(1, Math.floor(rect.height));
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renderer.setSize(width, height, false);
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camera.aspect = width / height;
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camera.updateProjectionMatrix();
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};
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resize();
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const resizeObserver = new ResizeObserver(resize);
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resizeObserver.observe(container);
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let frameId = 0;
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let time = 0;
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const animate = () => {
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time += 0.008;
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points.rotation.y += 0.0048;
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points.rotation.z += 0.0015;
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points.rotation.x = -0.08 + Math.sin(time * 0.17) * 0.18;
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points.position.x = baseX + Math.sin(time * 0.16) * 0.04;
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points.position.y = baseY + Math.sin(time * 0.22) * 0.04;
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material.uniforms.uTime.value = time;
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renderer.render(scene, camera);
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frameId = window.requestAnimationFrame(animate);
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};
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animate();
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cleanup = () => {
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window.cancelAnimationFrame(frameId);
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resizeObserver.disconnect();
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geometry.dispose();
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material.dispose();
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renderer.dispose();
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renderer.domElement.remove();
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};
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}
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setup();
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return () => {
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cancelled = true;
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cleanup();
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};
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}, [compact, opacity]);
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return <div ref={containerRef} className="absolute inset-0" />;
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}
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export function GenerationDotPlaceholder({
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className,
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title,
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phase = "processing",
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progress,
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compact = false,
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showProgress = true,
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}: GenerationDotPlaceholderProps) {
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const [elapsedMs, setElapsedMs] = useState(0);
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useEffect(() => {
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const startedAt = Date.now();
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const timer = window.setInterval(() => {
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setElapsedMs(Date.now() - startedAt);
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}, 90);
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return () => window.clearInterval(timer);
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}, [phase]);
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const resolvedProgress = clampProgress(
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typeof progress === "number" ? progress : estimateProgress(phase, elapsedMs)
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);
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const isLongWaitTitle =
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(phase === "processing" || phase === "finalizing") &&
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elapsedMs >= LONG_WAIT_TITLE_THRESHOLD_MS;
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const statusTitleState = isLongWaitTitle
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? getLongWaitTitleState(elapsedMs, title)
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: getStatusTitleState(elapsedMs, title);
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const rotatingTitle = getTypewriterText(
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statusTitleState.title,
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statusTitleState.elapsedInTitle,
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statusTitleState.index
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);
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const resolvedTitle =
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phase === "processing" || phase === "finalizing" ? rotatingTitle : title || PHASE_TITLES[phase];
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const dotOpacity = phase === "failed" ? 0.18 : 0.56;
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const progressStyle = useMemo(
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() => ({ width: `${resolvedProgress}%` }),
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[resolvedProgress]
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);
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return (
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<div
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className={cn(
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"relative isolate overflow-hidden rounded-[32px] bg-[#f4f4f4] text-[#565b63]",
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compact ? "min-h-[190px] p-5" : "min-h-[360px] p-8",
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className
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)}
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>
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<div className="relative z-10 flex h-full min-h-[inherit] flex-col">
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<div
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className={cn(
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"flex items-center gap-2 font-semibold tracking-tight",
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compact ? "text-[12px] leading-[1.35]" : "text-[18px] leading-[1.35]"
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)}
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>
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<span
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aria-hidden="true"
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className={cn(
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"relative inline-flex shrink-0 items-center justify-center text-[#5b6068]",
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compact ? "h-5 w-5" : "h-7 w-7"
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)}
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>
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<span className="absolute inset-[18%] rounded-full bg-current opacity-15 blur-[3px]" />
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<span className="absolute left-1/2 top-1/2 h-[18%] w-[18%] -translate-x-1/2 -translate-y-1/2 rounded-full bg-current opacity-80" />
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<span className="absolute inset-0 animate-[generationSparkSpin_3.8s_linear_infinite]">
|
|
<span className="absolute left-1/2 top-[4%] h-[28%] w-[10%] -translate-x-1/2 rounded-full bg-current opacity-80" />
|
|
<span className="absolute bottom-[4%] left-1/2 h-[28%] w-[10%] -translate-x-1/2 rounded-full bg-current opacity-55" />
|
|
<span className="absolute left-[4%] top-1/2 h-[10%] w-[28%] -translate-y-1/2 rounded-full bg-current opacity-65" />
|
|
<span className="absolute right-[4%] top-1/2 h-[10%] w-[28%] -translate-y-1/2 rounded-full bg-current opacity-70" />
|
|
</span>
|
|
<span className="absolute inset-[8%] animate-[generationSparkPulse_1.9s_ease-in-out_infinite]">
|
|
<span className="absolute left-[16%] top-[16%] h-[9%] w-[30%] rotate-45 rounded-full bg-current opacity-55" />
|
|
<span className="absolute right-[16%] top-[16%] h-[9%] w-[30%] -rotate-45 rounded-full bg-current opacity-65" />
|
|
<span className="absolute bottom-[16%] left-[16%] h-[9%] w-[30%] -rotate-45 rounded-full bg-current opacity-60" />
|
|
<span className="absolute bottom-[16%] right-[16%] h-[9%] w-[30%] rotate-45 rounded-full bg-current opacity-50" />
|
|
</span>
|
|
</span>
|
|
<span className="min-w-0">
|
|
{resolvedTitle}
|
|
<span
|
|
aria-hidden="true"
|
|
className="ml-1 inline-block h-[1em] w-[0.08em] translate-y-[0.15em] animate-[generationCursorBlink_1s_steps(1,end)_infinite] bg-current"
|
|
/>
|
|
</span>
|
|
</div>
|
|
<div className="flex-1" />
|
|
{showProgress ? (
|
|
<div className="space-y-2">
|
|
<div className="flex items-center justify-between text-[12px] font-medium text-[#7d838b]">
|
|
<span>{phase === "failed" ? "已停止" : "生成进度"}</span>
|
|
<span>{resolvedProgress}%</span>
|
|
</div>
|
|
<div className="h-1.5 overflow-hidden rounded-full bg-white/80 shadow-[inset_0_0_0_1px_rgba(0,0,0,0.035)]">
|
|
<div
|
|
className={cn(
|
|
"h-full rounded-full transition-[width] duration-700 ease-out",
|
|
phase === "failed" ? "bg-[#c7ccd3]" : "bg-[#9fa4aa]"
|
|
)}
|
|
style={progressStyle}
|
|
/>
|
|
</div>
|
|
</div>
|
|
) : null}
|
|
</div>
|
|
<ScatterParticleLayer compact={compact} opacity={dotOpacity} />
|
|
<style jsx>{`
|
|
@keyframes generationCursorBlink {
|
|
0%,
|
|
48% {
|
|
opacity: 1;
|
|
}
|
|
49%,
|
|
100% {
|
|
opacity: 0;
|
|
}
|
|
}
|
|
|
|
@keyframes generationSparkSpin {
|
|
0% {
|
|
transform: rotate(0deg) scale(0.9);
|
|
opacity: 0.55;
|
|
}
|
|
45% {
|
|
transform: rotate(155deg) scale(1.06);
|
|
opacity: 1;
|
|
}
|
|
100% {
|
|
transform: rotate(360deg) scale(0.9);
|
|
opacity: 0.58;
|
|
}
|
|
}
|
|
|
|
@keyframes generationSparkPulse {
|
|
0%,
|
|
100% {
|
|
transform: rotate(0deg) scale(0.72);
|
|
opacity: 0.35;
|
|
}
|
|
50% {
|
|
transform: rotate(-18deg) scale(1.08);
|
|
opacity: 0.9;
|
|
}
|
|
}
|
|
`}</style>
|
|
</div>
|
|
);
|
|
}
|