provide api
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c09d8a64f4
commit
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@ -22,6 +22,7 @@ python_requires = >=3.8
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install_requires =
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aiosqlite
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blacksheep
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pydantic
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tortoise-orm
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uvicorn
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@ -1,9 +1,23 @@
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from blacksheep.client import ClientSession
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from blacksheep.contents import Content
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from blacksheep.messages import Response
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from blacksheep.server import Application
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import json
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from ticketfrei3.models import Fahrt, Halt, Haltestelle
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from blacksheep.server.responses import not_found
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from json import loads as from_json
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from ticketfrei3.models import (
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Fahrt,
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Fahrt_Pydantic,
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Fahrt_Pydantic_List,
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Halt,
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Halt_Pydantic,
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Halt_Pydantic_List,
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Haltestelle,
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Haltestelle_Pydantic,
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Haltestelle_Pydantic_List,
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)
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from tortoise import Tortoise
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from tortoise.transactions import in_transaction
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from tortoise.contrib.pydantic import PydanticModel
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app = Application()
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@ -29,10 +43,10 @@ async def finalize(app: Application) -> None:
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app.on_stop += finalize
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@app.route("/fetch_haltestellen")
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@app.route("/api/fetch_haltestellen")
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async def fetch_haltestellen(client: ClientSession) -> None:
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response = await client.get("https://start.vag.de/dm/api/v1/haltestellen.json/vag")
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haltestellen = json.loads(await response.text())
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haltestellen = from_json(await response.text())
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for haltestelle in haltestellen["Haltestellen"]:
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if await Haltestelle.exists(id=haltestelle["VGNKennung"]):
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continue
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@ -44,13 +58,13 @@ async def fetch_haltestellen(client: ClientSession) -> None:
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)
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@app.route("/fetch_fahrten")
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@app.route("/api/fetch_fahrten")
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async def fetch_fahrten(client: ClientSession) -> None:
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for zweig in ("bus", "tram", "ubahn"):
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response = await client.get(
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"https://start.vag.de/dm/api/v1/fahrten.json/%s?timespan=120" % zweig
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)
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fahrten = json.loads(await response.text())
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fahrten = from_json(await response.text())
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for fahrt in fahrten["Fahrten"]:
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if await Fahrt.exists(id=fahrt["Fahrtnummer"]):
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continue
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@ -61,7 +75,7 @@ async def fetch_fahrten(client: ClientSession) -> None:
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"https://start.vag.de/dm/api/v1/fahrten.json/%s/%d"
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% (zweig, fahrt.id)
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)
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details = json.loads(await response.text())
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details = from_json(await response.text())
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for halt in details["Fahrtverlauf"]:
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haltestelle = (
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await Haltestelle.filter(id=halt["VGNKennung"])
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@ -74,3 +88,49 @@ async def fetch_fahrten(client: ClientSession) -> None:
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ankunft=halt.get("AnkunftszeitIst"),
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abfahrt=halt.get("AbfahrtszeitIst"),
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).save(using_db=connection)
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def to_json(model: PydanticModel) -> Response:
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return Response(
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200,
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content=Content(b"application/json", model.json(ensure_ascii=False).encode()),
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)
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@app.router.get("/api/haltestellen")
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async def haltestellen() -> Response:
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return to_json(await Haltestelle_Pydantic_List.from_queryset(Haltestelle.all()))
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@app.router.get("/api/haltestelle/{id}")
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async def haltestelle(id: int) -> Response:
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haltestelle = await Haltestelle.filter(id=id).first()
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if haltestelle is None:
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return not_found()
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return to_json(await Haltestelle_Pydantic.from_tortoise_orm(haltestelle))
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@app.router.get("/api/fahrten")
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async def fahrten() -> Response:
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return to_json(await Fahrt_Pydantic_List.from_queryset(Fahrt.all()))
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@app.router.get("/api/fahrt/{id}")
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async def fahrt(id: int) -> Response:
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fahrt = await Fahrt.filter(id=id).first()
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if fahrt is None:
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return not_found()
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return to_json(await Fahrt_Pydantic.from_tortoise_orm(fahrt))
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@app.router.get("/api/halte")
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async def halte() -> Response:
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return to_json(await Halt_Pydantic_List.from_queryset(Halt.all()))
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@app.router.get("/api/halt/{id}")
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async def halt(id: int) -> Response:
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halt = await Halt.filter(id=id).first()
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if halt is None:
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return not_found()
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return to_json(await Halt_Pydantic.from_tortoise_orm(halt))
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@ -1,5 +1,6 @@
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from tortoise.models import Model
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from tortoise import fields
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from tortoise.contrib.pydantic import pydantic_model_creator, pydantic_queryset_creator
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from tortoise.models import Model
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class Fahrt(Model):
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@ -22,3 +23,12 @@ class Haltestelle(Model):
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longitude = fields.FloatField(null=True)
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latitude = fields.FloatField(null=True)
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fahrten: fields.ReverseRelation["Halt"]
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Fahrt_Pydantic = pydantic_model_creator(Fahrt)
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Halt_Pydantic = pydantic_model_creator(Halt)
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Haltestelle_Pydantic = pydantic_model_creator(Haltestelle)
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Fahrt_Pydantic_List = pydantic_queryset_creator(Fahrt)
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Halt_Pydantic_List = pydantic_queryset_creator(Halt)
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Haltestelle_Pydantic_List = pydantic_queryset_creator(Haltestelle)
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