87 lines
2.9 KiB
Python
87 lines
2.9 KiB
Python
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from flask import Flask,jsonify
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import uuid
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import json
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from webargs import fields,validate
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from webargs.flaskparser import use_args
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from flask_sqlalchemy import SQLAlchemy
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from sqlalchemy_utils import Timestamp,generic_repr
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.orm import scoped_session, sessionmaker, relationship, backref
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from sqlalchemy.types import Float,String,Boolean
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app=Flask(__name__)
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app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///jobs.db'
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app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
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db=SQLAlchemy(app)
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@generic_repr
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class Job(db.Model,Timestamp):
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id = db.Column(db.String,default=lambda :str(uuid.uuid4()),primary_key=True)
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jump_range = db.Column(db.Float,nullable=False)
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mode = db.Column(db.String,default="bfs")
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systems = db.Column(db.String)
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permute= db.Column(db.String,default=None,nullable=True)
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primary= db.Column(db.Boolean,default=False)
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factor = db.Column(db.Float,default=0.5)
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done = db.Column(db.DateTime,nullable=True,default=None)
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started = db.Column(db.DateTime,nullable=True,default=None)
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progress = db.Column(db.Float,default=0.0)
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#============================================================
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@classmethod
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def new(cls,**kwargs):
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obj=cls(**kwargs)
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db.session.add(obj)
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db.session.commit()
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print(obj)
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return obj
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@property
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def dict(self):
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ret={}
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for col in self.__table__.columns:
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ret[col.name]=getattr(self,col.name)
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ret['systems']=json.loads(ret['systems'])
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return ret
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@dict.setter
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def set_dict(self,*args,**kwargs):
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raise NotImplementedError
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db.create_all()
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db.session.commit()
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@app.errorhandler(422)
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@app.errorhandler(400)
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def handle_error(err):
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headers = err.data.get("headers", None)
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messages = err.data.get("messages", ["Invalid request."])
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if headers:
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return jsonify({"errors": messages}), err.code, headers
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else:
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return jsonify({"errors": messages}), err.code
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@app.route("/route",methods=["GET","POST"])
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@use_args({
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"jump_range":fields.Float(required=True),
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"mode": fields.String(missing="bfs",validate=validate.OneOf(["bfs","greedy","a-star"])),
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"systems": fields.DelimitedList(fields.String,required=True),
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"permute": fields.String(missing=None,validate=validate.OneOf(["all", "keep_first", "keep_last", "keep_both"])),
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"primary": fields.Boolean(missing=False),
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"factor": fields.Float(missing=0.5)
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})
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def route(args):
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args['systems']=json.dumps(args['systems'])
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for k,v in args.items():
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print(k,v)
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return jsonify({'id':Job.new(**args).id})
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@app.route("/status/<uuid:job_id>")
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def status(job_id):
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job=db.session.query(Job).get_or_404(str(job_id))
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return jsonify(job.dict)
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if __name__=="__main__":
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app.run(host="0.0.0.0",port=3777,debug=True)
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