import random

import uvicorn
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from sqlmodel import Session, select, text

from mw_scraper import Sense, Word, engine

app = FastAPI(title="Phrases API", root_path="/api")
origins = [
    "http://localhost",
    "http://localhost:3000",
    "https://localhost",
    "https://0124816.xyz",
    "http://0124816.xyz:3001",
]

app.add_middleware(
    CORSMiddleware,
    allow_origins=origins,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)


@app.get("/allwords/", response_model=list[str])
def words():
    with Session(engine) as session:
        results = session.exec(select(Word.word)).all()
        return results


@app.get("/randomword/", response_model=str)
def words():
    with Session(engine) as session:
        stmt = select(Word.word).order_by(text("random()")).limit(1)
        results = session.exec(stmt).one()
        return results


def random_char():
    chars = list("@$#%^&-_*;,~")
    return random.choice(chars)


@app.get("/phrases/", response_model=list[str])
def phrases(n: int = 4, nouns: int = 1, adjs: int = 2, pw: bool = False):
    n, nouns, adjs = map(abs, [n, nouns, adjs])
    nouns = nouns if nouns <= 4 else 16
    adjs = adjs if adjs <= 4 else 16
    n = n if n <= 200 else 200

    with Session(engine) as session:
        stmt = (
            select(Sense.word)
            .where(Sense.word_class == "adjective")
            .where(text("sense.word !~ '\s|-'"))
            .order_by(text("random()"))
            .limit(n * adjs)
        )
        l_adjectives = session.exec(stmt).all()

        stmt = (
            select(Sense.word)
            .where(Sense.word_class == "noun")
            .where(text("sense.word !~ '\s'"))
            .order_by(text("random()"))
            .limit(n * nouns)
        )
        l_nouns = session.exec(stmt).all()
        phrases = [
            l_adjectives[i * adjs : (i + 1) * adjs]
            + l_nouns[i * nouns : (i + 1) * nouns]
            for i in range(n)
        ]

        if pw:
            # ps = [ "".join(p)[:-1] for p in [ [word + char for word, char in zip(p, [random_char() for w in p])] for p in phrases ] ]
            ps = [
                "".join([w.capitalize() if i > 0 else w for i, w in enumerate(p)])
                + random_char()
                + f"{random.randint(0,999):03d}"
                for p in phrases
            ]
        else:
            ps = [" ".join(p) for p in phrases]

        return ps


if __name__ == "__main__":
    uvicorn.run("main:app", port=8098, reload=False)