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import gradio as gr
import requests
import os
from google import genai
import json
# --- 設定 API 金鑰 ---
def setup_api_key():
"""
設定 Google API 金鑰。
"""
api_key = os.environ.get('GOOGLE_API_KEY')
if not api_key or api_key == "YOUR_API_KEY_HERE":
print("警告:環境變數 'GOOGLE_API_KEY' 未設定或無效。AI 功能將無法使用。")
return False
else:
print("成功從環境變數讀取 GOOGLE_API_KEY。")
return True
api_available = setup_api_key()
client = None
if api_available:
try:
client = genai.Client(api_key=os.environ["GOOGLE_API_KEY"])
except Exception as e:
print(f"初始化 Google API Client 時發生錯誤: {e}")
api_available = False
# --- 元素資料定義 ---
ELEMENTS_DATA = {
"H": {"name": "氫", "symbol": "H", "number": 1, "period": 1, "group": 1, "category": "nonmetal"},
"He": {"name": "氦", "symbol": "He", "number": 2, "period": 1, "group": 18, "category": "noble_gas"},
"Li": {"name": "鋰", "symbol": "Li", "number": 3, "period": 2, "group": 1, "category": "alkali_metal"},
"Be": {"name": "鈹", "symbol": "Be", "number": 4, "period": 2, "group": 2, "category": "alkaline_earth"},
"B": {"name": "硼", "symbol": "B", "number": 5, "period": 2, "group": 13, "category": "metalloid"},
"C": {"name": "碳", "symbol": "C", "number": 6, "period": 2, "group": 14, "category": "nonmetal"},
"N": {"name": "氮", "symbol": "N", "number": 7, "period": 2, "group": 15, "category": "nonmetal"},
"O": {"name": "氧", "symbol": "O", "number": 8, "period": 2, "group": 16, "category": "nonmetal"},
"F": {"name": "氟", "symbol": "F", "number": 9, "period": 2, "group": 17, "category": "halogen"},
"Ne": {"name": "氖", "symbol": "Ne", "number": 10, "period": 2, "group": 18, "category": "noble_gas"},
"Na": {"name": "鈉", "symbol": "Na", "number": 11, "period": 3, "group": 1, "category": "alkali_metal"},
"Mg": {"name": "鎂", "symbol": "Mg", "number": 12, "period": 3, "group": 2, "category": "alkaline_earth"},
"Al": {"name": "鋁", "symbol": "Al", "number": 13, "period": 3, "group": 13, "category": "post_transition"},
"Si": {"name": "矽", "symbol": "Si", "number": 14, "period": 3, "group": 14, "category": "metalloid"},
"P": {"name": "磷", "symbol": "P", "number": 15, "period": 3, "group": 15, "category": "nonmetal"},
"S": {"name": "硫", "symbol": "S", "number": 16, "period": 3, "group": 16, "category": "nonmetal"},
"Cl": {"name": "氯", "symbol": "Cl", "number": 17, "period": 3, "group": 17, "category": "halogen"},
"Ar": {"name": "氬", "symbol": "Ar", "number": 18, "period": 3, "group": 18, "category": "noble_gas"},
"K": {"name": "鉀", "symbol": "K", "number": 19, "period": 4, "group": 1, "category": "alkali_metal"},
"Ca": {"name": "鈣", "symbol": "Ca", "number": 20, "period": 4, "group": 2, "category": "alkaline_earth"},
"Sc": {"name": "鈧", "symbol": "Sc", "number": 21, "period": 4, "group": 3, "category": "transition"},
"Ti": {"name": "鈦", "symbol": "Ti", "number": 22, "period": 4, "group": 4, "category": "transition"},
"V": {"name": "釩", "symbol": "V", "number": 23, "period": 4, "group": 5, "category": "transition"},
"Cr": {"name": "鉻", "symbol": "Cr", "number": 24, "period": 4, "group": 6, "category": "transition"},
"Mn": {"name": "錳", "symbol": "Mn", "number": 25, "period": 4, "group": 7, "category": "transition"},
"Fe": {"name": "鐵", "symbol": "Fe", "number": 26, "period": 4, "group": 8, "category": "transition"},
"Co": {"name": "鈷", "symbol": "Co", "number": 27, "period": 4, "group": 9, "category": "transition"},
"Ni": {"name": "鎳", "symbol": "Ni", "number": 28, "period": 4, "group": 10, "category": "transition"},
"Cu": {"name": "銅", "symbol": "Cu", "number": 29, "period": 4, "group": 11, "category": "transition"},
"Zn": {"name": "鋅", "symbol": "Zn", "number": 30, "period": 4, "group": 12, "category": "transition"},
"Ga": {"name": "鎵", "symbol": "Ga", "number": 31, "period": 4, "group": 13, "category": "post_transition"},
"Ge": {"name": "鍺", "symbol": "Ge", "number": 32, "period": 4, "group": 14, "category": "metalloid"},
"As": {"name": "砷", "symbol": "As", "number": 33, "period": 4, "group": 15, "category": "metalloid"},
"Se": {"name": "硒", "symbol": "Se", "number": 34, "period": 4, "group": 16, "category": "nonmetal"},
"Br": {"name": "溴", "symbol": "Br", "number": 35, "period": 4, "group": 17, "category": "halogen"},
"Kr": {"name": "氪", "symbol": "Kr", "number": 36, "period": 4, "group": 18, "category": "noble_gas"},
"Rb": {"name": "銣", "symbol": "Rb", "number": 37, "period": 5, "group": 1, "category": "alkali_metal"},
"Sr": {"name": "鍶", "symbol": "Sr", "number": 38, "period": 5, "group": 2, "category": "alkaline_earth"},
"Y": {"name": "釔", "symbol": "Y", "number": 39, "period": 5, "group": 3, "category": "transition"},
"Zr": {"name": "鋯", "symbol": "Zr", "number": 40, "period": 5, "group": 4, "category": "transition"},
"Nb": {"name": "鈮", "symbol": "Nb", "number": 41, "period": 5, "group": 5, "category": "transition"},
"Mo": {"name": "鉬", "symbol": "Mo", "number": 42, "period": 5, "group": 6, "category": "transition"},
"Tc": {"name": "鎝", "symbol": "Tc", "number": 43, "period": 5, "group": 7, "category": "transition"},
"Ru": {"name": "釕", "symbol": "Ru", "number": 44, "period": 5, "group": 8, "category": "transition"},
"Rh": {"name": "銠", "symbol": "Rh", "number": 45, "period": 5, "group": 9, "category": "transition"},
"Pd": {"name": "鈀", "symbol": "Pd", "number": 46, "period": 5, "group": 10, "category": "transition"},
"Ag": {"name": "銀", "symbol": "Ag", "number": 47, "period": 5, "group": 11, "category": "transition"},
"Cd": {"name": "鎘", "symbol": "Cd", "number": 48, "period": 5, "group": 12, "category": "transition"},
"In": {"name": "銦", "symbol": "In", "number": 49, "period": 5, "group": 13, "category": "post_transition"},
"Sn": {"name": "錫", "symbol": "Sn", "number": 50, "period": 5, "group": 14, "category": "post_transition"},
"Sb": {"name": "銻", "symbol": "Sb", "number": 51, "period": 5, "group": 15, "category": "metalloid"},
"Te": {"name": "碲", "symbol": "Te", "number": 52, "period": 5, "group": 16, "category": "metalloid"},
"I": {"name": "碘", "symbol": "I", "number": 53, "period": 5, "group": 17, "category": "halogen"},
"Xe": {"name": "氙", "symbol": "Xe", "number": 54, "period": 5, "group": 18, "category": "noble_gas"},
"Cs": {"name": "銫", "symbol": "Cs", "number": 55, "period": 6, "group": 1, "category": "alkali_metal"},
"Ba": {"name": "鋇", "symbol": "Ba", "number": 56, "period": 6, "group": 2, "category": "alkaline_earth"},
"La": {"name": "鑭", "symbol": "La", "number": 57, "period": 6, "group": 3, "category": "lanthanide"},
"Hf": {"name": "鉿", "symbol": "Hf", "number": 72, "period": 6, "group": 4, "category": "transition"},
"Ta": {"name": "鉭", "symbol": "Ta", "number": 73, "period": 6, "group": 5, "category": "transition"},
"W": {"name": "鎢", "symbol": "W", "number": 74, "period": 6, "group": 6, "category": "transition"},
"Re": {"name": "錸", "symbol": "Re", "number": 75, "period": 6, "group": 7, "category": "transition"},
"Os": {"name": "鋨", "symbol": "Os", "number": 76, "period": 6, "group": 8, "category": "transition"},
"Ir": {"name": "銥", "symbol": "Ir", "number": 77, "period": 6, "group": 9, "category": "transition"},
"Pt": {"name": "鉑", "symbol": "Pt", "number": 78, "period": 6, "group": 10, "category": "transition"},
"Au": {"name": "金", "symbol": "Au", "number": 79, "period": 6, "group": 11, "category": "transition"},
"Hg": {"name": "汞", "symbol": "Hg", "number": 80, "period": 6, "group": 12, "category": "transition"},
"Tl": {"name": "鉈", "symbol": "Tl", "number": 81, "period": 6, "group": 13, "category": "post_transition"},
"Pb": {"name": "鉛", "symbol": "Pb", "number": 82, "period": 6, "group": 14, "category": "post_transition"},
"Bi": {"name": "鉍", "symbol": "Bi", "number": 83, "period": 6, "group": 15, "category": "post_transition"},
"Po": {"name": "釙", "symbol": "Po", "number": 84, "period": 6, "group": 16, "category": "post_transition"},
"At": {"name": "砈", "symbol": "At", "number": 85, "period": 6, "group": 17, "category": "halogen"},
"Rn": {"name": "氡", "symbol": "Rn", "number": 86, "period": 6, "group": 18, "category": "noble_gas"},
"Fr": {"name": "鍅", "symbol": "Fr", "number": 87, "period": 7, "group": 1, "category": "alkali_metal"},
"Ra": {"name": "鐳", "symbol": "Ra", "number": 88, "period": 7, "group": 2, "category": "alkaline_earth"},
"Ac": {"name": "錒", "symbol": "Ac", "number": 89, "period": 7, "group": 3, "category": "actinide"},
"Rf": {"name": "鑪", "symbol": "Rf", "number": 104, "period": 7, "group": 4, "category": "transition"},
"Db": {"name": "𨧀", "symbol": "Db", "number": 105, "period": 7, "group": 5, "category": "transition"},
"Sg": {"name": "𨭎", "symbol": "Sg", "number": 106, "period": 7, "group": 6, "category": "transition"},
"Bh": {"name": "𨨏", "symbol": "Bh", "number": 107, "period": 7, "group": 7, "category": "transition"},
"Hs": {"name": "𨭆", "symbol": "Hs", "number": 108, "period": 7, "group": 8, "category": "transition"},
"Mt": {"name": "䥑", "symbol": "Mt", "number": 109, "period": 7, "group": 9, "category": "transition"},
"Ds": {"name": "𨭌", "symbol": "Ds", "number": 110, "period": 7, "group": 10, "category": "transition"},
"Rg": {"name": "錀", "symbol": "Rg", "number": 111, "period": 7, "group": 11, "category": "transition"},
"Cn": {"name": "鎶", "symbol": "Cn", "number": 112, "period": 7, "group": 12, "category": "transition"},
"Nh": {"name": "鉨", "symbol": "Nh", "number": 113, "period": 7, "group": 13, "category": "post_transition"},
"Fl": {"name": "鈇", "symbol": "Fl", "number": 114, "period": 7, "group": 14, "category": "post_transition"},
"Mc": {"name": "鏌", "symbol": "Mc", "number": 115, "period": 7, "group": 15, "category": "post_transition"},
"Lv": {"name": "鉝", "symbol": "Lv", "number": 116, "period": 7, "group": 16, "category": "post_transition"},
"Ts": {"name": "鿬", "symbol": "Ts", "number": 117, "period": 7, "group": 17, "category": "halogen"},
"Og": {"name": "鿫", "symbol": "Og", "number": 118, "period": 7, "group": 18, "category": "noble_gas"},
}
# 顏色配置
CATEGORY_COLORS = {
"alkali_metal": "#FF6B6B", "alkaline_earth": "#FFA726", "transition": "#42A5F5",
"post_transition": "#66BB6A", "metalloid": "#AB47BC", "nonmetal": "#FFCA28",
"halogen": "#26C6DA", "noble_gas": "#EC407A", "lanthanide": "#8D6E63", "actinide": "#78909C",
}
# --- 核心函式 ---
def get_element_image(symbol):
"""獲取元素圖片"""
image_url = f"https://www.webelements.com/_media/elements/element_pictures/{symbol}.jpg"
try:
response = requests.head(image_url, timeout=5)
response.raise_for_status()
return image_url
except requests.exceptions.RequestException as e:
print(f"獲取圖片時發生錯誤: {e}")
return "https://dummyimage.com/400x400/2c3e50/ecf0f1.png&text=image+not+found"
def get_element_trivia(element_name):
"""使用 Gemini API 生成元素冷知識"""
if not client:
return "錯誤:Google API 金鑰未設定或無效,無法生成 AI 資訊。"
try:
prompt = (
f"請你扮演一位化學知識淵博的科學家,用生動有趣的方式介紹化學元素「{element_name}」。"
"請包含以下幾點,並用繁體中文回答:\n"
"1. **一個最驚人的冷知識**:提供一個最讓人意想不到的有趣事實。\n"
"2. **發現與命名**:簡述這個元素的發現歷史或命名由來。\n"
"3. **生活中的應用**:舉出 2-3 個它在日常生活、科技或工業上的重要應用。\n"
"4. **對人體的影響**:說明它對人體是必需、有毒、還是無關。\n"
"請讓內容兼具知識性與趣味性,排版清晰易讀,適合一般大眾閱讀。"
)
response = client.models.generate_content(
model="gemini-2.0-flash-lite",
contents=prompt
)
return response.text
except Exception as e:
print(f"呼叫 Gemini API 時發生錯誤: {e}")
return f"無法生成關於「{element_name}」的資訊,請檢查您的 API 金鑰設定或稍後再試。"
def create_periodic_table_html():
"""創建互動式元素週期表 HTML"""
table_layout = [
[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2],
[3, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 6, 7, 8, 9, 10],
[11, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 14, 15, 16, 17, 18],
[19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36],
[37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54],
[55, 56, 57, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86],
[87, 88, 89, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118],
]
number_to_element = {data["number"]: symbol for symbol, data in ELEMENTS_DATA.items()}
html = """
<style>
.periodic-table { display: grid; grid-template-columns: repeat(18, 1fr); gap: 2px; padding: 10px; border-radius: 15px; }
.element-cell { aspect-ratio: 1; border: 1px solid #FFFFFF44; border-radius: 8px; display: flex; flex-direction: column; justify-content: center; align-items: center; cursor: pointer; transition: all 0.3s ease; font-family: 'Arial', sans-serif; font-weight: bold; color: white; text-shadow: 1px 1px 2px rgba(0,0,0,0.5); position: relative; overflow: hidden; }
.element-cell:hover { transform: scale(1.1); box-shadow: 0 5px 15px rgba(0,0,0,0.4); z-index: 10; }
.element-cell.selected { border: 2px solid #FFD700; box-shadow: 0 0 20px rgba(255,215,0,0.8); }
.element-symbol { font-size: 1.2vw; font-weight: bold; margin-bottom: 2px; }
.element-number { font-size: 0.7vw; position: absolute; top: 4px; left: 4px; }
.element-name { font-size: 0.7vw; margin-top: 2px; }
.empty-cell { background: transparent; border: none; cursor: default; }
.empty-cell:hover { transform: none; box-shadow: none; }
.legend { margin-top: 20px; padding: 15px; background: rgba(0,0,0,0.2); border-radius: 10px; display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.legend-item { display: flex; align-items: center; gap: 5px; padding: 5px 10px; border-radius: 5px; color: white; }
.legend-color { width: 20px; height: 20px; border-radius: 3px; border: 1px solid #FFF; }
.title { text-align: center; color: white; font-size: 28px; font-weight: bold; margin-bottom: 10px; text-shadow: 2px 2px 4px rgba(0,0,0,0.5); }
@media (max-width: 1200px) { .element-symbol { font-size: 1.5vw; } .element-number, .element-name { font-size: 1vw; } }
@media (max-width: 768px) { .element-symbol { font-size: 2vw; } .element-number, .element-name { font-size: 1.5vw; } }
</style>
<!-- <div class="title">🧪 元素週期表 🧪</div> -->
<div class="periodic-table" id="periodic-table-container">
"""
for row in table_layout:
for atomic_number in row:
if atomic_number == 0:
html += '<div class="element-cell empty-cell"></div>'
else:
element_symbol = number_to_element.get(atomic_number, "")
if element_symbol and element_symbol in ELEMENTS_DATA:
element_data = ELEMENTS_DATA[element_symbol]
color = CATEGORY_COLORS.get(element_data["category"], "#888888")
html += f'''
<div class="element-cell"
style="background-color: {color};"
data-symbol="{element_symbol}">
<div class="element-number">{atomic_number}</div>
<div class="element-symbol">{element_symbol}</div>
<div class="element-name">{element_data['name']}</div>
</div>
'''
else:
html += '<div class="element-cell empty-cell"></div>'
html += "</div><div class='legend'>"
for category, color in CATEGORY_COLORS.items():
html += f"""
<div class="legend-item">
<div class="legend-color" style="background-color: {color};"></div>
<span>{get_category_chinese(category)}</span>
</div>
"""
html += "</div>"
return html
def get_category_chinese(category):
"""將英文類別轉換為中文"""
category_map = {
"alkali_metal": "鹼金屬", "alkaline_earth": "鹼土金屬", "transition": "過渡金屬",
"post_transition": "後過渡金屬", "metalloid": "類金屬", "nonmetal": "非金屬",
"halogen": "鹵素", "noble_gas": "惰性氣體", "lanthanide": "鑭系元素", "actinide": "錒系元素",
}
return category_map.get(category, "未知")
# --- 建立 Gradio 介面 ---
def create_interface():
"""創建主要的 Gradio 介面"""
DEVELOPER_NAME = "陳咨米、阮喆楷、黃聖紘、李依庭"
app_description = f"""
# 🧪 AI 元素週期表冷知識探索器 🧪
<p style="font-size: 1.2rem; font-weight: bold; margin-top: 20px;margin-bottom: 20px !important;">Designed by: {DEVELOPER_NAME}</p>
歡迎使用元素週期表冷知識探索器!點擊下方的互動式週期表中任何一個元素,即可查看其照片與 AI 生成的詳細介紹。
"""
js_code = """
function gradio_init() {
const url = new URL(window.location);
// 檢查 URL 是否已經是 dark mode
if (url.searchParams.get('__theme') !== 'dark') {
// 如果不是,設定參數並重新載入
url.searchParams.set('__theme', 'dark');
window.location.href = url.href;
} else {
// 設定事件監聽
const observer = new MutationObserver((mutations, obs) => {
const table = document.getElementById('periodic-table-container');
if (table) {
console.log("Periodic table found, attaching event listener.");
let selectedElementDiv = null;
table.addEventListener('click', function(event) {
const targetCell = event.target.closest('.element-cell');
if (targetCell && !targetCell.classList.contains('empty-cell')) {
const symbol = targetCell.dataset.symbol;
console.log(`Element clicked: ${symbol}`);
if (selectedElementDiv) {
selectedElementDiv.classList.remove('selected');
}
targetCell.classList.add('selected');
selectedElementDiv = targetCell;
const hidden_input_component = document.getElementById('hidden_trigger_for_js');
if (hidden_input_component) {
const textarea = hidden_input_component.querySelector('textarea');
if (textarea) {
textarea.value = symbol;
textarea.dispatchEvent(new Event('input', { bubbles: true }));
}
}
}
});
obs.disconnect();
}
});
observer.observe(document.body, {
childList: true,
subtree: true
});
}
}
"""
with gr.Blocks(
theme=gr.themes.Soft(primary_hue="purple", secondary_hue="blue", neutral_hue="gray"),
css=".gradio-container { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); font-family: 'Arial', sans-serif; }",
js=js_code
) as app:
gr.Markdown(app_description)
with gr.Row():
periodic_table = gr.HTML(value=create_periodic_table_html())
with gr.Row():
with gr.Column(scale=1):
with gr.Group():
element_image = gr.Image(
label="元素照片", height=400, show_label=True,
value="https://dummyimage.com/400x400/2c3e50/ecf0f1.png&text=click+to+explore+!"
)
element_info_html = gr.HTML(
value="<div style='padding: 10px; text-align: center;'>請選擇一個元素</div>",
label="📊 元素基本資訊"
)
with gr.Column(scale=1):
element_trivia = gr.Textbox(
label="🧠 元素冷知識 (AI 生成)", lines=20,
interactive=False, placeholder="選擇一個元素來查看詳細資訊..."
)
# 建立一個隱藏的 Textbox,作為 JS 和 Python 之間的橋樑
hidden_trigger = gr.Textbox(visible=False, elem_id="hidden_trigger_for_js")
# 定義處理元素選擇的核心函數
def process_element_selection(symbol):
if not symbol or symbol not in ELEMENTS_DATA:
return (
"https://dummyimage.com/400x400/2c3e50/ecf0f1.png&text=invalid+choice",
"<div style='padding: 10px; text-align: center;'>請選擇一個有效的元素</div>",
"請從左側週期表中選擇一個有效的元素。"
)
element_data = ELEMENTS_DATA[symbol]
name = element_data["name"]
print(f"正在處理元素: {name} ({symbol})")
# 生成基本資訊 HTML
info_html = f"""
<div style='padding:10px'>
<h3 style='color: #007bff; margin-top: 0; margin-bottom: 15px; text-align:center;'>
{name} ({symbol})
</h3>
<div style='display: grid; grid-template-columns: 1fr 1fr; gap: 10px; font-size: 14px;'>
<div><strong>原子序:</strong>{element_data['number']}</div>
<div><strong>週期:</strong>{element_data['period']}</div>
<div><strong>族:</strong>{element_data['group']}</div>
<div><strong>類型:</strong>{get_category_chinese(element_data['category'])}</div>
</div>
</div>
"""
image_url = get_element_image(symbol)
trivia_text = get_element_trivia(name)
return image_url, info_html, trivia_text
# 綁定事件:當隱藏的 Textbox 值改變時,觸發核心處理函數
hidden_trigger.change(
fn=process_element_selection,
inputs=hidden_trigger,
outputs=[element_image, element_info_html, element_trivia]
)
# 快速範例
gr.Examples(
examples=["H", "C", "O", "Cs", "Ca"],
inputs=hidden_trigger,
outputs=[element_image, element_info_html, element_trivia],
fn=process_element_selection,
cache_examples=False,
label="快速範例"
)
# 透過 app.load 觸發 JS 初始化函式
app.load(fn=None, js="gradio_init")
return app
# 創建並啟動應用程式
app = create_interface()
print("🚀 啟動元素週期表探索器...")
app.launch(debug=False, share=True, show_error=True, show_api=False) |