177 lines
5.3 KiB
Python
177 lines
5.3 KiB
Python
import flet as ft
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import sqlite3
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import signal
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import sys
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import logging
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from datetime import datetime
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def init_db():
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conn = sqlite3.connect('sales.db')
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cursor = conn.cursor()
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cursor.execute('''
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CREATE TABLE IF NOT EXISTS sales (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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customer TEXT NOT NULL,
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product TEXT NOT NULL,
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amount REAL NOT NULL,
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date TEXT NOT NULL,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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)
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''')
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conn.commit()
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conn.close()
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return True
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def load_sales():
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conn = sqlite3.connect('sales.db')
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cursor = conn.cursor()
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cursor.execute('''
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SELECT customer, product, amount, date
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FROM sales
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ORDER BY created_at DESC
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LIMIT 20
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''')
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sales = cursor.fetchall()
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conn.close()
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return sales
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def add_sale(customer, product, amount):
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conn = sqlite3.connect('sales.db')
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cursor = conn.cursor()
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cursor.execute('''
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INSERT INTO sales (customer, product, amount, date)
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VALUES (?, ?, ?, ?)
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''', (customer, product, float(amount), datetime.now().strftime("%Y-%m-%d")))
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conn.commit()
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conn.close()
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return True
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def cleanup_resources():
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"""リソースをクリーンアップ"""
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try:
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logging.info("アプリケーション終了処理開始")
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print("✅ 正常終了処理完了")
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logging.info("アプリケーション正常終了")
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except Exception as e:
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logging.error(f"クリーンアップエラー: {e}")
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print(f"❌ クリーンアップエラー: {e}")
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def signal_handler(signum, frame):
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"""シグナルハンドラ"""
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print(f"\nシグナル {signum} を受信しました")
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cleanup_resources()
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sys.exit(0)
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def main(page: ft.Page):
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# ログ設定
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logging.basicConfig(
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level=logging.INFO,
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format='%(asctime)s - %(levelname)s - %(message)s',
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handlers=[
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logging.FileHandler('app.log'),
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logging.StreamHandler()
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]
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)
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# シグナルハンドラ設定
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signal.signal(signal.SIGINT, signal_handler)
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signal.signal(signal.SIGTERM, signal_handler)
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logging.info("アプリケーション起動")
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# データベース初期化
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try:
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init_db()
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logging.info("データベース初期化完了")
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except Exception as e:
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logging.error(f"データベース初期化エラー: {e}")
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print(f"❌ データベース初期化エラー: {e}")
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page.title = "販売アシスト"
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page.window_width = 400
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page.window_height = 600
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# ウィンドウクローズイベント
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def on_window_close(e):
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logging.info("ウィンドウクローズイベント")
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cleanup_resources()
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page.on_window_close = on_window_close
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# UI要素定義
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customer = ft.TextField(label="顧客名")
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product = ft.TextField(label="商品名")
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amount = ft.TextField(label="金額")
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list_view = ft.Column()
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def add_sale_clicked(e):
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if customer.value and product.value and amount.value:
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try:
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# 保存前に値を取得
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customer_val = customer.value
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product_val = product.value
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amount_val = amount.value
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# データベースに保存
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add_sale(customer_val, product_val, amount_val)
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# フィールドをクリア
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customer.value = ""
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product.value = ""
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amount.value = ""
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# リスト更新
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update_list()
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# 成功メッセージ
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page.snack_bar = ft.SnackBar(
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content=ft.Text("保存しました"),
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bgcolor=ft.Colors.GREEN
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)
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page.snack_bar.open = True
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page.update()
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logging.info(f"売上データ追加: {customer_val} {product_val} {amount_val}")
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except Exception as ex:
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logging.error(f"保存エラー: {ex}")
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page.snack_bar = ft.SnackBar(
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content=ft.Text("エラーが発生しました"),
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bgcolor=ft.Colors.RED
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)
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page.snack_bar.open = True
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page.update()
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def update_list():
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try:
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list_view.controls.clear()
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sales = load_sales()
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for sale in sales:
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customer, product, amount, date = sale
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list_view.controls.append(
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ft.Text(f"{date}: {customer} - {product}: ¥{amount:,.0f}")
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)
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except Exception as e:
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logging.error(f"リスト更新エラー: {e}")
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# ボタン定義（関数定義後）
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add_btn = ft.Button("追加", on_click=add_sale_clicked)
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# 初期データ読み込み
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update_list()
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logging.info("UI初期化完了")
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print("🚀 アプリケーション起動完了")
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page.add(
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ft.Text("売上管理", size=20),
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customer,
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product,
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amount,
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add_btn,
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ft.Divider(),
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ft.Text("売上一覧", size=16),
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list_view
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)
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if __name__ == "__main__":
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ft.app(target=main)
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