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from math import floor
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from random import uniform
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from fastapi import FastAPI, UploadFile
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from fastapi.middleware.cors import CORSMiddleware
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import sqlalchemy
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from sqlalchemy import text
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import pandas as pd
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app = FastAPI()
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origins = ["http://localhost:5173"]
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# noinspection PyTypeChecker
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app.add_middleware(
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CORSMiddleware,
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allow_origins=origins,
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"]
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)
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engine = sqlalchemy.create_engine("mariadb+mariadbconnector://cflsxjw:1212@127.0.0.1:3306/ROLLER_DB")
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@app.get("/")
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async def root():
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return {"message": "Hello World"}
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@app.get("/api/get/get_random_stu")
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async def get_random_stu():
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with engine.connect() as c:
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stu = c.execute(text("SELECT sno, sname FROM stu_info")).fetchall()
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size = stu.__len__()
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return {"sno": stu[floor(uniform(0, size - 1))][0], "sname": stu[floor(uniform(0, size - 1))][1]}
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@app.get("/api/get/get_random_event")
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async def get_event():
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return {"eventId": 10, "eventDescription": "疯狂星期四！/v我50:P"}
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@app.post("/api/post/upload_stu_info")
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async def upload_stu_info(file: UploadFile):
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upload_file = file.file
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data = pd.read_csv(upload_file)
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with engine.connect() as c:
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c.execute(text("TRUNCATE TABLE stu_info"))
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for i in data.index.values:
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with engine.begin() as c:
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c.execute(text(f"INSERT INTO stu_info VALUES ('{data.values[i, 0]}', '{data.values[i,1]}', 0);"))
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return file.filename
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