main.py

import random

from starlette.applications import Starlette
from starlette.responses import Response
from starlette.routing import Route, Mount
from starlette.staticfiles import StaticFiles
from starlette.templating import Jinja2Templates

from translations import translations

templates = Jinja2Templates(directory="templates")


def slugify(string):
    return string.lower().replace(" ", "-")


def get_context_data(request, man, woman, perm=False):
    permalink = request.url_for("permalink", man=slugify(man), woman=slugify(woman),)

    title = "Manslator"
    if perm:
        title = f"Manslator - {man} is {woman}"

    return {
        "man": man,
        "woman": woman,
        "permalink": permalink,
        "perm": perm,
        "title": title,
        "description": "Are you confused with how to talk to and about women? Here is your helpful manslator.",
        "request": request,
    }


valid_routes = {}
for man, woman in translations:
    valid_routes[(slugify(man), slugify(woman))] = (man, woman)


def permalink(request):
    man = request.path_params["man"]
    woman = request.path_params["woman"]

    try:
        translation = valid_routes[(man, woman)]
    except KeyError:
        return Response("Not found", status_code=404)
    else:
        man, woman = translation

        return templates.TemplateResponse(
            "translation.html", get_context_data(request, man, woman),
        )


def home(request):
    man, woman = random.choice(translations)

    return templates.TemplateResponse(
        "translation.html", get_context_data(request, man, woman),
    )


routes = [
    Route("/", home),
    Route("/{man}-is-{woman}/", permalink),
    Mount("/static", StaticFiles(directory="static")),
]

app = Starlette(routes=routes)