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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>The Consolations of Philosophy</title>
<style>
body {
font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft Yahei", sans-serif;
margin: 2rem auto;
max-width: 760px;
padding: 0 1rem;
background-image: url('background_philosophy.png');
background-size: cover;
background-position: center;
background-attachment: fixed;
background-repeat: no-repeat;
}
h1 { margin-bottom: .25rem; text-shadow: 0 1px 2px rgba(255,255,255,0.7); }
.card { border: 1px solid #e5e7eb; border-radius: 12px; padding: 16px; margin: 16px 0; box-shadow: 0 1px 2px rgba(0,0,0,.04); background-color: rgba(255, 255, 255, 0.9); }
label { display:block; font-weight:600; margin:.5rem 0 .25rem; }
input, textarea, select { width: 100%; padding: .6rem .75rem; border: 1px solid #e5e7eb; border-radius: 10px; outline: none; box-sizing: border-box; }
button { cursor:pointer; padding: .7rem 1rem; border-radius: 999px; border: 0; background:#111827; color:#fff; font-weight:600; }
button[disabled] { opacity:.6; cursor:not-allowed; }
.row { display:flex; gap:.75rem; align-items:center; }
.checkbox-row { display:flex; align-items:center; gap:.5rem; margin-top:.75rem; }
.checkbox-row label { display:inline; font-weight:500; margin:0; }
.checkbox-row input[type="checkbox"] { width:auto; margin:0; }
.muted { color:#6b7280; font-size:.9rem; text-shadow: 0 1px 2px rgba(255,255,255,0.7); }
.passage { padding:.5rem .75rem; border-left:4px solid #11182710; background:#f9fafb; border-radius:8px; margin:.5rem 0; }
.error { color:#b91c1c; font-weight:600; background-color: rgba(255, 255, 255, 0.85); padding: .5rem; border-radius: 8px; }
pre { white-space:pre-wrap; word-break:break-word; }
.footer { color:#374151; font-size:.85rem; margin-top:2rem; text-shadow: 0 1px 2px rgba(255,255,255,0.7); }
</style>
</head>
<body>
<h1 id="header1"></h1>
<h2 id="header2"></h2>
<div class="muted" id="intro"></div>
<div class="card">
<div class="row">
<div style="flex-grow:1">
<label for="language" id="langLabel"></label>
<select id="language">
<option value="zh" selected>Chinese</option>
<option value="en">English</option>
</select>
</div>
</div>
<label for="sit" id="situationLabel"></label>
<textarea id="sit" rows="5"></textarea>
<label for="guide" id="guidanceLabel"></label>
<input id="guide" />
<div class="checkbox-row">
<input type="checkbox" id="enable_web_search" />
<label for="enable_web_search" id="webSearchLabel"></label>
</div>
<div class="row" style="margin-top:.75rem">
<button id="go"></button>
<span id="status" class="muted"></span>
</div>
</div>
<div id="result" class="card" style="display:none"></div>
<div id="err" class="error"></div>
<div class="footer" id="footer"></div>
<script>
document.addEventListener('DOMContentLoaded', function() {
const API_BASE = "https://fastapi-helloworld-od7w.onrender.com";
const el = (id) => document.getElementById(id);
const btn = el('go');
const out = el('result');
const err = el('err');
const status = el('status');
const langSelect = el('language');
const ttsCache = { refl: null, ex: null };
const translations = {
zh: {
title: "哲学的慰藉",
header1: "哲学的慰藉",
header2: "温柔反思与轻练习",
intro: "请输入你的处境，我们将提供温柔、体贴的哲学反思与轻柔可行的练习。",
langLabel: "语言",
situationLabel: "处境描述",
situationPlaceholder: "写下你正在经历的事，例如：项目延期、担心裁员、照顾孩子压力……",
guidanceLabel: "额外引导（可选）",
guidancePlaceholder: "例如：关注幸福哲学, 语气更温柔、更少说教；先共情再建议；给 2-5 分钟的小练习",
webSearchLabel: "启用网页搜索上下文",
buttonText: "获取慰藉",
statusGenerating: "生成中，请稍候（约 10 秒）...",
statusGeneratingWithSearch: "生成中，请稍候（约 40 秒）...",
errorSituation: "请先填写处境描述。",
errorRequestFailed: "请求失败：",
footer: "前端托管在 GitHub Pages，后端由 FastAPI（Render）提供。",
reflectionTitle: "哲学反思",
exerciseTitle: "练习步骤",
playReflection: "播放反思",
playExercise: "播放练习",
downloadMp3: "下载 MP3",
ttsFailedPrefix: "语音合成失败：",
indexLinkText: "前往经文页面"
},
en: {
title: "The Consolations of Philosophy",
header1: "The Consolations of Philosophy",
header2: "Gentle Reflections and Practices",
intro: "Describe your situation; we will provide a warm, gentle philosophical reflection and a soft, easy-to-try exercise.",
langLabel: "Language",
situationLabel: "Describe your situation",
situationPlaceholder: "Write what you are going through, e.g., project delays, fear of layoffs, caregiving stress...",
guidanceLabel: "Additional guidance (optional)",
guidancePlaceholder: "e.g., focus on well being philosophy, softer tone, less didactic; start with empathy; 2–5 minute practice",
webSearchLabel: "Enable web search context",
buttonText: "Get Consolation",
statusGenerating: "Generating, please wait (~10s)...",
statusGeneratingWithSearch: "Generating, please wait (~40s)...",
errorSituation: "Please enter your situation first.",
errorRequestFailed: "Request failed: ",
footer: "Frontend on GitHub Pages - Backend by FastAPI (Render).",
reflectionTitle: "Reflection",
exerciseTitle: "Exercise",
playReflection: "Play Reflection",
playExercise: "Play Exercise",
downloadMp3: "Download MP3",
ttsFailedPrefix: "TTS failed: ",
indexLinkText: "Go to Scriptures Page"
}
};
function updateUI(lang) {
const t = translations[lang];
document.title = t.title;
el('header1').textContent = t.header1;
el('header2').textContent = t.header2;
el('intro').textContent = t.intro;
el('langLabel').textContent = t.langLabel;
el('situationLabel').textContent = t.situationLabel;
el('sit').placeholder = t.situationPlaceholder;
el('guidanceLabel').textContent = t.guidanceLabel;
el('guide').placeholder = t.guidancePlaceholder;
el('webSearchLabel').textContent = t.webSearchLabel;
btn.textContent = t.buttonText;
el('footer').innerHTML = `${t.footer} · <a href=\"index.html\">${t.indexLinkText}</a>`;
document.documentElement.lang = lang.startsWith('zh') ? 'zh-CN' : 'en';
}
async function fetchComfort() {
const lang = langSelect.value;
const t = translations[lang];
err.textContent = "";
out.style.display = 'none';
out.innerHTML = '';
const body = {
language: lang,
situation: el('sit').value.trim(),
guidance: el('guide').value.trim(),
enable_web_search: el('enable_web_search').checked
};
if (!body.situation) {
err.textContent = t.errorSituation;
return;
}
btn.disabled = true;
status.textContent = body.enable_web_search ? t.statusGeneratingWithSearch : t.statusGenerating;
try {
const res = await fetch(`${API_BASE}/philosophy-comfort`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(body)
});
if (!res.ok) {
const text = await res.text();
throw new Error(`HTTP ${res.status}: ${text}`);
}
const data = await res.json();
renderResult(data, lang);
} catch (e) {
console.error(e);
err.textContent = t.errorRequestFailed + (e.message || e);
console.log('Fetch failed detail =>', e);
} finally {
btn.disabled = false;
status.textContent = '';
}
}
function renderResult(data, lang) {
const t = translations[lang];
const reflection = data.reflection || '';
const exercise = data.exercise || '';
const disclaimer = data.disclaimer || '';
const h = [];
// Passages rendering omitted by design.
if (reflection) {
h.push(`<h2>${t.reflectionTitle}</h2>`);
h.push(`<pre id="reflectionText">${escapeHtml(reflection)}</pre>`);
h.push(`<div class="row" style="margin-top:.5rem">`
+ `<button id=\"playRefl\">${t.playReflection}</button>`
+ `<audio id=\"audioRefl\" controls style=\"display:none\"></audio>`
+ `<a id=\"downloadRefl\" style=\"display:none; margin-left:.5rem\" download=\"reflection.mp3\">${t.downloadMp3}</a>`
+ `</div>`);
}
if (exercise) {
h.push(`<h2>${t.exerciseTitle}</h2>`);
h.push(`<pre id="exerciseText">${escapeHtml(exercise)}</pre>`);
h.push(`<div class="row" style="margin-top:.5rem">`
+ `<button id=\"playEx\">${t.playExercise}</button>`
+ `<audio id=\"audioEx\" controls style=\"display:none\"></audio>`
+ `<a id=\"downloadEx\" style=\"display:none; margin-left:.5rem\" download=\"exercise.mp3\">${t.downloadMp3}</a>`
+ `</div>`);
}
if (disclaimer) {
h.push(`<div class="muted">${escapeHtml(disclaimer)}</div>`);
}
out.innerHTML = h.join('\n');
out.style.display = 'block';
// Attach TTS handlers
const playRefl = document.getElementById('playRefl');
const playEx = document.getElementById('playEx');
if (playRefl) {
playRefl.addEventListener('click', async () => {
const text = (document.getElementById('reflectionText')?.textContent || '').trim();
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const audio = document.getElementById('audioRefl');
const link = document.getElementById('downloadRefl');
audio.src = ttsCache.refl;
audio.style.display = 'block';
if (link) { link.href = ttsCache.refl; link.style.display = 'inline-block'; }
try { await audio.play(); } catch (_) {}
} else {
await synthesizeAndPlay(text, lang, 'audioRefl', 'downloadRefl', playRefl);
}
});
}
if (playEx) {
playEx.addEventListener('click', async () => {
const text = (document.getElementById('exerciseText')?.textContent || '').trim();
if (ttsCache.ex) {
const audio = document.getElementById('audioEx');
const link = document.getElementById('downloadEx');
audio.src = ttsCache.ex;
audio.style.display = 'block';
if (link) { link.href = ttsCache.ex; link.style.display = 'inline-block'; }
try { await audio.play(); } catch (_) {}
} else {
await synthesizeAndPlay(text, lang, 'audioEx', 'downloadEx', playEx);
}
});
}
// Pre-generate audio in background to save time
if (reflection) {
const text = (document.getElementById('reflectionText')?.textContent || '').trim();
synthesizeToCache(text, lang, 'audioRefl', 'downloadRefl', 'refl');
}
if (exercise) {
const text = (document.getElementById('exerciseText')?.textContent || '').trim();
synthesizeToCache(text, lang, 'audioEx', 'downloadEx', 'ex');
}
}
function escapeHtml(str){
const map = {
'&': '&',
'<': '<',
'>': '>',
'"': '"',
"'": '''
};
return String(str).replace(/[&<"']/g, s => map[s]);
}
btn.addEventListener('click', fetchComfort);
langSelect.addEventListener('change', (e) => {
const v = e.target.value;
try { localStorage.setItem('preferredLang', v); } catch (_) {}
updateUI(v);
});
// Detect default language from last saved value or browser setting
function detectDefaultLanguage() {
try {
const saved = localStorage.getItem('preferredLang');
if (saved === 'zh' || saved === 'en') return saved;
} catch (_) {}
const nav = navigator;
const candidates = [];
if (nav.languages && Array.isArray(nav.languages)) candidates.push(...nav.languages);
if (nav.language) candidates.push(nav.language);
const found = (candidates.find(l => String(l).toLowerCase().startsWith('zh')) ? 'zh' : 'en');
return found;
}
// Initial UI setup with detected default
const defaultLang = detectDefaultLanguage();
langSelect.value = defaultLang;
updateUI(defaultLang);
async function synthesizeAndPlay(text, lang, audioId, linkId, buttonEl) {
if (!text) return;
try {
if (buttonEl) buttonEl.disabled = true;
const res = await fetch(`${API_BASE}/tts`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ text, language: lang, format: 'mp3' })
});
if (!res.ok) {
const msg = await res.text();
throw new Error(`HTTP ${res.status}: ${msg}`);
}
const blob = await res.blob();
const url = URL.createObjectURL(blob);
const audio = document.getElementById(audioId);
const link = document.getElementById(linkId);
if (audio) {
audio.src = url;
audio.style.display = 'block';
try { await audio.play(); } catch (_) {}
}
if (link) {
link.href = url;
link.style.display = 'inline-block';
}
} catch (e) {
console.error('TTS error', e);
const lang = langSelect.value;
const t = translations[lang];
err.textContent = (t.ttsFailedPrefix || 'TTS failed: ') + (e.message || e);
} finally {
if (buttonEl) buttonEl.disabled = false;
}
}
async function synthesizeToCache(text, lang, audioId, linkId, cacheKey) {
if (!text) return;
try {
const res = await fetch(`${API_BASE}/tts`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ text, language: lang, format: 'mp3' })
});
if (!res.ok) return;
const blob = await res.blob();
const url = URL.createObjectURL(blob);
ttsCache[cacheKey] = url;
// Pre-bind sources but do not reveal controls yet
const audio = document.getElementById(audioId);
const link = document.getElementById(linkId);
if (audio) { audio.src = url; }
if (link) { link.href = url; }
} catch (_) {
// ignore background errors
}
}
});
</script>
</body>
</html>