from typing import Final

from pgvector.sqlalchemy import Vector
from sqlalchemy import (
    ARRAY,
    Boolean,
    Column,
    DateTime,
    Enum,
    ForeignKey,
    Integer,
    MetaData,
    Numeric,
    String,
    Table,
    UniqueConstraint,
)
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import registry

from template_project.application.access_token.entity import AccessToken
from template_project.application.auth_identity.entity import AuthIdentity, AuthMethod
from template_project.application.notification_device.entity import NotificationDevice
from template_project.application.resume.entity import Resume, ResumeEmbedding, ResumePrediction
from template_project.application.user.entity import User
from template_project.application.user.profile.entity import Profile

meta_data: Final = MetaData()
mapper_registry: Final = registry()

user_table: Final = Table(
    "users",
    meta_data,
    Column("id", UUID, primary_key=True),
    Column("deleted_at", DateTime(timezone=True)),
    Column("created_at", DateTime(timezone=True), nullable=False),
)

access_token_table: Final = Table(
    "access_token",
    meta_data,
    Column("id", UUID, primary_key=True),
    Column("user_id", UUID, ForeignKey("users.id", ondelete="CASCADE"), nullable=False),
    Column("revoked", Boolean, nullable=False),
    Column("expires_in", DateTime(timezone=True), nullable=False),
    Column("deleted_at", DateTime(timezone=True)),
    Column("created_at", DateTime(timezone=True), nullable=False),
)

auth_identity_table: Final = Table(
    "auth_identities",
    meta_data,
    Column("id", UUID, primary_key=True),
    Column("user_id", UUID, ForeignKey("users.id", ondelete="CASCADE"), nullable=False),
    Column("method", Enum(AuthMethod, name="auth_method"), nullable=False),
    Column("identifier", String, nullable=False),
    Column("secret_key", String, nullable=True),
    Column("created_at", DateTime(timezone=True), nullable=False),
    UniqueConstraint("method", "identifier", name="uq_auth_method_identifier"),
)

profile_table: Final = Table(
    "profiles",
    meta_data,
    Column("id", UUID, primary_key=True),
    Column("user_id", UUID, ForeignKey("users.id", ondelete="CASCADE"), nullable=False, unique=True),
    Column("email", String, nullable=True),
    Column("display_name", String, nullable=True),
    Column("first_name", String, nullable=True),
    Column("last_name", String, nullable=True),
    Column("avatar_url", String, nullable=True),
    Column("phone", String, nullable=True),
    Column("deleted_at", DateTime(timezone=True)),
    Column("created_at", DateTime(timezone=True), nullable=False),
)

notification_device_table: Final = Table(
    "notification_devices",
    meta_data,
    Column("id", UUID, primary_key=True),
    Column("user_id", UUID, ForeignKey("users.id", ondelete="CASCADE"), nullable=False),
    Column("device_id", String, nullable=False),
    Column("deleted_at", DateTime(timezone=True)),
    Column("created_at", DateTime(timezone=True), nullable=False),
    UniqueConstraint("user_id", "device_id", name="uq_user_device"),
)

resume_table: Final = Table(
    "resume",
    meta_data,
    Column("id", UUID, primary_key=True),
    Column("deleted_at", DateTime(timezone=True)),
    Column("created_at", DateTime(timezone=True), nullable=False),
    Column("user_id", UUID, ForeignKey("users.id", ondelete="CASCADE"), nullable=False),
    Column("position", String, nullable=False),
    Column("about_me", String, nullable=False),
    Column("key_skills", ARRAY(String, as_tuple=True), nullable=False),
    Column("experience_type", String, nullable=False),
    Column("down_resume_id", UUID, ForeignKey("resume.id", ondelete="CASCADE"), nullable=True, default=None),
    Column("up_resume_id", UUID, ForeignKey("resume.id", ondelete="CASCADE"), nullable=True, default=None),
)

resume_embedding_table: Final = Table(
    "resume_embedding",
    meta_data,
    Column("id", UUID, primary_key=True),
    Column("deleted_at", DateTime(timezone=True)),
    Column("created_at", DateTime(timezone=True), nullable=False),
    Column("resume_id", UUID, ForeignKey("resume.id", ondelete="CASCADE"), nullable=False),
    Column("vector", Vector, nullable=False),
)
resume_prediction_table: Final = Table(
    "resume_prediction",
    meta_data,
    Column("id", UUID, primary_key=True),
    Column("deleted_at", DateTime(timezone=True)),
    Column("created_at", DateTime(timezone=True), nullable=False),
    Column("resume_id", UUID, ForeignKey("resume.id", ondelete="CASCADE"), nullable=False),
    Column("from_salary", Numeric, nullable=False),
    Column("to_salary", Numeric, nullable=False),
    Column("recommended_skills", ARRAY(String, as_tuple=True), nullable=False),
)
key_skills_table: Final = Table(
    "key_skills",
    meta_data,
    Column("id", Integer, autoincrement=True, primary_key=True),
    Column("name", String, nullable=False, unique=True)
)


mapper_registry.map_imperatively(User, user_table)
mapper_registry.map_imperatively(AccessToken, access_token_table)
mapper_registry.map_imperatively(AuthIdentity, auth_identity_table)
mapper_registry.map_imperatively(Profile, profile_table)
mapper_registry.map_imperatively(NotificationDevice, notification_device_table)
mapper_registry.map_imperatively(Resume, resume_table)
mapper_registry.map_imperatively(ResumeEmbedding, resume_embedding_table)
mapper_registry.map_imperatively(ResumePrediction, resume_prediction_table)