"""Admin (JWT-protected) endpoints: edit every section, manage enquiries.

All routes here depend on ``get_current_admin`` via the router dependency, so an
unauthenticated request gets 401 before reaching a handler.
"""

from __future__ import annotations

from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy.orm import Session

from app.db import get_db
from app.models import (
    Course,
    Enquiry,
    FeePlan,
    Profile,
    Review,
    SiteSettings,
    Subject,
    Testimonial,
)
from app.schemas import (
    CourseIn,
    CourseOut,
    EnquiryOut,
    EnquiryPatch,
    FeePlanIn,
    FeePlanOut,
    ProfileIn,
    ProfileOut,
    ReviewOut,
    ReviewPatch,
    SiteSettingsIn,
    SiteSettingsOut,
    SubjectIn,
    SubjectOut,
    TestimonialIn,
    TestimonialOut,
)
from app.security import get_current_admin

router = APIRouter(prefix="/admin", dependencies=[Depends(get_current_admin)])


# ---- Profile (singleton) ----
@router.put("/profile", response_model=ProfileOut)
def update_profile(body: ProfileIn, db: Session = Depends(get_db)) -> Profile:
    obj = db.query(Profile).first()
    if not obj:
        obj = Profile()
        db.add(obj)
    for k, v in body.model_dump().items():
        setattr(obj, k, v)
    db.commit()
    db.refresh(obj)
    return obj


# ---- Settings (singleton) ----
@router.put("/settings", response_model=SiteSettingsOut)
def update_settings(body: SiteSettingsIn, db: Session = Depends(get_db)) -> SiteSettings:
    obj = db.query(SiteSettings).first()
    if not obj:
        obj = SiteSettings()
        db.add(obj)
    for k, v in body.model_dump().items():
        setattr(obj, k, v)
    db.commit()
    db.refresh(obj)
    return obj


# ---- Subjects CRUD ----
@router.post("/subjects", response_model=SubjectOut, status_code=201)
def create_subject(body: SubjectIn, db: Session = Depends(get_db)) -> Subject:
    obj = Subject(**body.model_dump())
    db.add(obj)
    db.commit()
    db.refresh(obj)
    return obj


@router.put("/subjects/{item_id}", response_model=SubjectOut)
def update_subject(item_id: int, body: SubjectIn, db: Session = Depends(get_db)) -> Subject:
    obj = db.get(Subject, item_id)
    if not obj:
        raise HTTPException(404, "Subject not found")
    for k, v in body.model_dump().items():
        setattr(obj, k, v)
    db.commit()
    db.refresh(obj)
    return obj


@router.delete("/subjects/{item_id}", status_code=204)
def delete_subject(item_id: int, db: Session = Depends(get_db)) -> None:
    obj = db.get(Subject, item_id)
    if obj:
        db.delete(obj)
        db.commit()


# ---- Courses CRUD ----
@router.post("/courses", response_model=CourseOut, status_code=201)
def create_course(body: CourseIn, db: Session = Depends(get_db)) -> Course:
    obj = Course(**body.model_dump())
    db.add(obj)
    db.commit()
    db.refresh(obj)
    return obj


@router.put("/courses/{item_id}", response_model=CourseOut)
def update_course(item_id: int, body: CourseIn, db: Session = Depends(get_db)) -> Course:
    obj = db.get(Course, item_id)
    if not obj:
        raise HTTPException(404, "Course not found")
    for k, v in body.model_dump().items():
        setattr(obj, k, v)
    db.commit()
    db.refresh(obj)
    return obj


@router.delete("/courses/{item_id}", status_code=204)
def delete_course(item_id: int, db: Session = Depends(get_db)) -> None:
    obj = db.get(Course, item_id)
    if obj:
        db.delete(obj)
        db.commit()


# ---- Fees CRUD ----
@router.post("/fees", response_model=FeePlanOut, status_code=201)
def create_fee(body: FeePlanIn, db: Session = Depends(get_db)) -> FeePlan:
    obj = FeePlan(**body.model_dump())
    db.add(obj)
    db.commit()
    db.refresh(obj)
    return obj


@router.put("/fees/{item_id}", response_model=FeePlanOut)
def update_fee(item_id: int, body: FeePlanIn, db: Session = Depends(get_db)) -> FeePlan:
    obj = db.get(FeePlan, item_id)
    if not obj:
        raise HTTPException(404, "Fee plan not found")
    for k, v in body.model_dump().items():
        setattr(obj, k, v)
    db.commit()
    db.refresh(obj)
    return obj


@router.delete("/fees/{item_id}", status_code=204)
def delete_fee(item_id: int, db: Session = Depends(get_db)) -> None:
    obj = db.get(FeePlan, item_id)
    if obj:
        db.delete(obj)
        db.commit()


# ---- Testimonials CRUD ----
@router.post("/testimonials", response_model=TestimonialOut, status_code=201)
def create_testimonial(body: TestimonialIn, db: Session = Depends(get_db)) -> Testimonial:
    obj = Testimonial(**body.model_dump())
    db.add(obj)
    db.commit()
    db.refresh(obj)
    return obj


@router.put("/testimonials/{item_id}", response_model=TestimonialOut)
def update_testimonial(item_id: int, body: TestimonialIn, db: Session = Depends(get_db)) -> Testimonial:
    obj = db.get(Testimonial, item_id)
    if not obj:
        raise HTTPException(404, "Testimonial not found")
    for k, v in body.model_dump().items():
        setattr(obj, k, v)
    db.commit()
    db.refresh(obj)
    return obj


@router.delete("/testimonials/{item_id}", status_code=204)
def delete_testimonial(item_id: int, db: Session = Depends(get_db)) -> None:
    obj = db.get(Testimonial, item_id)
    if obj:
        db.delete(obj)
        db.commit()


# ---- Reviews (moderation) ----
@router.get("/reviews", response_model=list[ReviewOut])
def list_reviews(db: Session = Depends(get_db)) -> list[Review]:
    return db.query(Review).order_by(Review.created_at.desc(), Review.id.desc()).all()


@router.patch("/reviews/{item_id}", response_model=ReviewOut)
def patch_review(item_id: int, body: ReviewPatch, db: Session = Depends(get_db)) -> Review:
    obj = db.get(Review, item_id)
    if not obj:
        raise HTTPException(404, "Review not found")
    obj.is_approved = body.is_approved
    db.commit()
    db.refresh(obj)
    return obj


@router.delete("/reviews/{item_id}", status_code=204)
def delete_review(item_id: int, db: Session = Depends(get_db)) -> None:
    obj = db.get(Review, item_id)
    if obj:
        db.delete(obj)
        db.commit()


# ---- Enquiries ----
@router.get("/enquiries", response_model=list[EnquiryOut])
def list_enquiries(db: Session = Depends(get_db)) -> list[Enquiry]:
    return db.query(Enquiry).order_by(Enquiry.created_at.desc(), Enquiry.id.desc()).all()


@router.patch("/enquiries/{item_id}", response_model=EnquiryOut)
def patch_enquiry(item_id: int, body: EnquiryPatch, db: Session = Depends(get_db)) -> Enquiry:
    obj = db.get(Enquiry, item_id)
    if not obj:
        raise HTTPException(404, "Enquiry not found")
    obj.is_read = body.is_read
    db.commit()
    db.refresh(obj)
    return obj


@router.delete("/enquiries/{item_id}", status_code=204)
def delete_enquiry(item_id: int, db: Session = Depends(get_db)) -> None:
    obj = db.get(Enquiry, item_id)
    if obj:
        db.delete(obj)
        db.commit()