Initial commit: stock market platform

backend/app/schemas/__init__.py

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+

backend/app/schemas/auth.py

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+from pydantic import BaseModel, EmailStr, field_validator
+import re
+
+
+class RegisterRequest(BaseModel):
+    username: str
+    email: EmailStr
+    password: str
+
+    @field_validator("username")
+    @classmethod
+    def username_alphanumeric(cls, v: str) -> str:
+        if not re.match(r"^[a-zA-Z0-9_]{3,20}$", v):
+            raise ValueError("用户名只能包含字母、数字、下划线，长度3-20位")
+        return v
+
+    @field_validator("password")
+    @classmethod
+    def password_min_length(cls, v: str) -> str:
+        if len(v) < 6:
+            raise ValueError("密码至少6位")
+        return v
+
+
+class LoginRequest(BaseModel):
+    username: str
+    password: str
+
+
+class TokenResponse(BaseModel):
+    access_token: str
+    refresh_token: str
+    token_type: str = "bearer"
+
+
+class RefreshRequest(BaseModel):
+    refresh_token: str
+
+
+class UserOut(BaseModel):
+    id: int
+    username: str
+    email: str
+    is_active: bool
+    is_admin: bool
+
+    model_config = {"from_attributes": True}

backend/app/schemas/stock.py

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+from pydantic import BaseModel
+from typing import Optional
+
+
+class StockQuote(BaseModel):
+    symbol: str
+    name: str
+    price: float
+    change: float
+    change_pct: float
+    open: float
+    high: float
+    low: float
+    prev_close: float
+    volume: float
+    amount: float
+    market_cap: Optional[float] = None
+    pe_ratio: Optional[float] = None
+    sector: Optional[str] = None
+
+
+class StockSearchResult(BaseModel):
+    symbol: str
+    name: str
+    market: str
+
+
+class KLineBar(BaseModel):
+    date: str
+    open: float
+    high: float
+    low: float
+    close: float
+    volume: float
+    amount: Optional[float] = None
+    change_pct: Optional[float] = None
+
+
+class IntraDayBar(BaseModel):
+    time: str
+    price: float
+    volume: float
+    amount: Optional[float] = None
+    avg_price: Optional[float] = None
+
+
+class MarketOverview(BaseModel):
+    index_code: str
+    index_name: str
+    current: float
+    change: float
+    change_pct: float
+
+
+class SectorData(BaseModel):
+    sector: str
+    change_pct: float
+    stocks: list[StockQuote] = []
+
+
+class WatchlistItem(BaseModel):
+    id: int
+    symbol: str
+    name: str
+    sort_order: int
+
+    model_config = {"from_attributes": True}
+
+
+class WatchlistAddRequest(BaseModel):
+    symbol: str
+    name: str
+
+
+class AlertCreate(BaseModel):
+    symbol: str
+    name: str
+    alert_type: str
+    threshold: float
+
+
+class AlertOut(BaseModel):
+    id: int
+    symbol: str
+    name: str
+    alert_type: str
+    threshold: float
+    is_active: bool
+    triggered: bool
+
+    model_config = {"from_attributes": True}