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261 lines
8.2 KiB
Python
Executable File
261 lines
8.2 KiB
Python
Executable File
import re
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from datetime import datetime, date
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from sqlalchemy.orm import Session
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from sqlalchemy import text
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from DB.Models import User, LineUser, Category, CategoryRule, Expense
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from DB.Session import SessionLocal
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EXPENSE_TEMPLATE = (
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"請填寫以下記帳資料後傳回：\n\n"
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"品項: \n"
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"類別: \n"
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"金額: \n"
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"店家: \n"
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"備註: "
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)
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DEFAULT_CATEGORIES = [
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("餐飲", "#F97316", "🍽"),
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("交通", "#3B82F6", "🚗"),
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("購物", "#8B5CF6", "🛍"),
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("娛樂", "#EC4899", "🎮"),
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("醫療", "#10B981", "🏥"),
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("其他", "#6B7280", "📦"),
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]
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DEFAULT_RULES = {
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"餐飲": ["早餐", "午餐", "晚餐", "飲料", "便當", "餐飲"],
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"交通": ["捷運", "公車", "計程車", "油錢", "停車", "交通"],
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"購物": ["衣服", "3C", "日用品", "購物"],
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"娛樂": ["電影", "遊戲", "旅遊", "娛樂"],
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"醫療": ["藥局", "診所", "醫院", "醫療"],
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}
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def get_or_create_user(db: Session, line_user_id: str) -> int:
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line_user = db.query(LineUser).filter(
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LineUser.line_user_id == line_user_id
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).first()
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if line_user:
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return line_user.user_id
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new_user = User(name="LINE用戶", email=f"{line_user_id}@line.user")
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db.add(new_user)
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db.flush()
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parent_ids = {}
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for name, color, icon in DEFAULT_CATEGORIES:
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cat = Category(user_id=new_user.id, name=name, color=color, icon=icon)
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db.add(cat)
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db.flush()
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parent_ids[name] = cat.id
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for cat_name, keywords in DEFAULT_RULES.items():
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for kw in keywords:
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db.add(CategoryRule(
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user_id=new_user.id,
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category_id=parent_ids[cat_name],
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keyword=kw
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))
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db.add(LineUser(line_user_id=line_user_id, user_id=new_user.id))
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db.commit()
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return new_user.id
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def resolve_category(db: Session, user_id: int, category_input: str) -> tuple[int, int | None]:
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"""回傳 (category_id, subcategory_id)"""
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# 查 rule
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rule = db.query(CategoryRule).filter(
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CategoryRule.user_id == user_id,
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CategoryRule.keyword == category_input
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).first()
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if rule:
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return rule.category_id, None
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# 查是否是大類
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parent = db.query(Category).filter(
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Category.user_id == user_id,
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Category.name == category_input,
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Category.parent_id == None
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).first()
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if parent:
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return parent.id, None
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# 查是否是已存在小類
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sub = db.query(Category).filter(
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Category.user_id == user_id,
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Category.name == category_input,
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Category.parent_id != None
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).first()
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if sub:
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return sub.parent_id, sub.id
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# 找不到 → 新增 subcategory 到「其他」
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other = db.query(Category).filter(
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Category.user_id == user_id,
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Category.name == "其他",
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Category.parent_id == None
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).first()
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parent_id = other.id if other else None
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new_sub = Category(user_id=user_id, parent_id=parent_id, name=category_input, color="#6B7280")
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db.add(new_sub)
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db.flush()
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db.add(CategoryRule(user_id=user_id, category_id=new_sub.id, keyword=category_input))
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return parent_id, new_sub.id
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def parse_multiline_expense(text: str) -> dict | None:
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fields = {}
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field_map = {
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"品項": "item_name",
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"類別": "category",
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"金額": "amount",
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"店家": "seller_name",
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"備註": "note",
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}
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for line in text.strip().splitlines():
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for key, field in field_map.items():
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if line.startswith(f"{key}:") or line.startswith(f"{key}："):
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value = re.split(r"[:：]", line, 1)[-1].strip()
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if value:
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fields[field] = value
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break
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if not all(k in fields for k in ["item_name", "category", "amount"]):
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return None
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try:
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fields["amount"] = float(re.sub(r"[^\d.]", "", fields["amount"]))
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except ValueError:
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return None
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return fields
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def save_expense(line_user_id: str, fields: dict) -> str:
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db = SessionLocal()
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try:
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user_id = get_or_create_user(db, line_user_id)
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category_id, subcategory_id = resolve_category(db, user_id, fields["category"])
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db.add(Expense(
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user_id=user_id,
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category_id=subcategory_id or category_id,
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amount=fields["amount"],
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note=fields.get("note"),
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seller_name=fields.get("seller_name"),
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item_name=fields["item_name"],
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date=date.today(),
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))
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db.commit()
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reply = (
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f"✅ 已記錄！\n"
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f"品項：{fields['item_name']}\n"
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f"類別：{fields['category']}\n"
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f"金額：${fields['amount']:.0f}\n"
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)
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if fields.get("seller_name"):
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reply += f"店家：{fields['seller_name']}\n"
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if fields.get("note"):
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reply += f"備註：{fields['note']}\n"
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return reply.strip()
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except Exception as e:
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db.rollback()
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import traceback
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error_detail = traceback.format_exc() # 抓取詳細錯誤堆疊
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print("❌ 儲存失敗:", error_detail)
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return f"儲存失敗！錯誤訊息：\n{str(e)}" # 暫時把錯誤回傳到 Line
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finally:
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db.close()
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def delete_expense(line_user_id: str, target: str) -> str:
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db = SessionLocal()
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try:
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user_id = get_or_create_user(db, line_user_id)
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rows = db.query(Expense).filter(
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Expense.user_id == user_id,
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text("DATE(date) = :today")
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).params(today=date.today()).all()
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if not rows:
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return "今天還沒有記錄 📭"
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if target.isdigit():
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idx = int(target) - 1
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if idx < 0 or idx >= len(rows):
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return f"沒有第 {target} 筆記錄，請先輸入「查今天」確認編號"
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row = rows[idx]
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db.delete(row)
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db.commit()
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return f"✅ 已刪除：{row.item_name} ${float(row.amount):.0f}"
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matched = [r for r in rows if r.item_name == target]
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if not matched:
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return f"今天沒有「{target}」的記錄"
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row = matched[-1]
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db.delete(row)
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db.commit()
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return f"✅ 已刪除：{row.item_name} ${float(row.amount):.0f}"
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except Exception as e:
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db.rollback()
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print("❌ 刪除失敗:", e)
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return "刪除失敗，請稍後再試"
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finally:
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db.close()
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def query_today(line_user_id: str) -> str:
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db = SessionLocal()
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try:
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user_id = get_or_create_user(db, line_user_id)
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rows = db.query(Expense).filter(
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Expense.user_id == user_id,
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text("DATE(date) = :today")
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).params(today=date.today()).all()
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if not rows:
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return "今天還沒有記錄 📭"
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total = sum(float(r.amount) for r in rows)
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lines = [
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f"{i+1}. {r.item_name} ${float(r.amount):.0f}" + (f"（{r.note}）" if r.note else "")
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for i, r in enumerate(rows)
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]
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return "📋 今日記錄：\n" + "\n".join(lines) + f"\n\n💰 合計：${total:.0f}\n\n🗑 刪除請輸入：刪除 編號\n例如：刪除 1"
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except Exception as e:
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print("❌ 查詢失敗:", e)
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return "查詢失敗，請稍後再試"
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finally:
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db.close()
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def query_month(line_user_id: str) -> str:
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db = SessionLocal()
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try:
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user_id = get_or_create_user(db, line_user_id)
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now = datetime.now()
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rows = db.query(Expense).filter(
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Expense.user_id == user_id,
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text("EXTRACT(YEAR FROM date) = :year AND EXTRACT(MONTH FROM date) = :month")
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).params(year=now.year, month=now.month).all()
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if not rows:
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return "本月還沒有記錄 📭"
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total = sum(float(r.amount) for r in rows)
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summary = {}
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for r in rows:
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key = r.item_name or "其他"
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summary[key] = summary.get(key, 0) + float(r.amount)
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lines = [f"{cat}：${amt:.0f}" for cat, amt in sorted(summary.items(), key=lambda x: -x[1])]
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return f"📊 本月統計（{now.month}月）：\n" + "\n".join(lines) + f"\n\n💰 總計：${total:.0f}"
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except Exception as e:
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print("❌ 查詢失敗:", e)
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return "查詢失敗，請稍後再試"
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finally:
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db.close() |