niming_backend/blueprints/log.py

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from flask import current_app, Blueprint, request, jsonify
from sqlalchemy.orm import sessionmaker
from sqlalchemy import desc
from utils import pgclass
log = Blueprint('log', __name__)
# 列出log
@log.route("/list", methods = ["GET"])
def listlog():
# variables
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if request.args.get("start") is None or request.args.get("count") is None or \
request.args.get("start").isdigit()==False or request.args.get("count").isdigit()==False: return "Arguments error", 400
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rst = int(request.args.get("start"))
count = int(request.args.get("count"))
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
# get ctx
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with Session() as session:
table = pgclass.SQLlog
res = session.query(table).order_by(desc(table.id)).offset(rst).limit(count).all()
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# mapping
res = [ {"id":r.id, "created_at":r.created_at, "source":r.source, "message":r.message} for r in res ]
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return jsonify(res)
# 指定顯示特定一條log
@log.route("/get/<int:id>", methods = ["GET"])
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def getlog(id:int):
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# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
# get ctx
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with Session() as session:
table = pgclass.SQLlog
res = session.query(table).filter(table.id == id).all()
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# mapping
res = [ {"id":r.id, "created_at":r.created_at, "source":r.source, "message":r.message} for r in res ]
return jsonify(res)