use crate::{
	common_response, get_iso_date, hash_password, make_thing, success_list_response,
	success_response, validate_request, ResourceEnum, ResponseSuccessDto,
};
use crate::{
	AppState, MetaRequestDto, ResponseListSuccessDto, UsersActiveInactiveSchema,
	UsersRepository, UsersSchema, UsersSetNewPasswordSchema,
};
use axum::{http::StatusCode, response::Response};

use super::{
	UsersActiveInactiveRequestDto, UsersCreateRequestDto, UsersUpdateRequestDto,
};

pub struct UsersService;

impl UsersService {
	pub async fn get_user_list(state: &AppState, meta: MetaRequestDto) -> Response {
		let repo = UsersRepository::new(state);
		match repo.query_user_list(meta).await {
			Ok(data) => {
				let response = ResponseListSuccessDto {
					data: data.data,
					meta: data.meta,
				};
				success_list_response(response)
			}
			Err(e) => common_response(StatusCode::BAD_REQUEST, &e.to_string()),
		}
	}

	pub async fn get_user_by_email(state: &AppState, email: String) -> Response {
		let repo = UsersRepository::new(state);
		match repo.query_user_by_email(email).await {
			Ok(user) => success_response(ResponseSuccessDto { data: user }),
			Err(e) => common_response(StatusCode::NOT_FOUND, &e.to_string()),
		}
	}

	pub async fn get_user_by_id(state: &AppState, id: String) -> Response {
		let repo = UsersRepository::new(state);
		match repo.query_user_by_id(id).await {
			Ok(user) => success_response(ResponseSuccessDto { data: user }),
			Err(e) => common_response(StatusCode::NOT_FOUND, &e.to_string()),
		}
	}

	pub async fn create_user(
		state: &AppState,
		new_user: UsersCreateRequestDto,
	) -> Response {
		if let Err((status, message)) = validate_request(&new_user) {
			return common_response(status, &message);
		}
		let repo = UsersRepository::new(state);
		if repo
			.query_user_by_email(new_user.email.clone())
			.await
			.is_ok()
		{
			return common_response(StatusCode::BAD_REQUEST, "User already exists");
		}
		let role_thing = make_thing(&ResourceEnum::Roles.to_string(), &new_user.role_id);
		match repo
			.query_create_user(UsersSchema {
				email: new_user.email.clone(),
				fullname: new_user.fullname.clone(),
				password: hash_password(&new_user.password).unwrap(),
				phone_number: new_user.phone_number.clone(),
				referral_code: new_user.referral_code.clone(),
				referred_by: new_user.referred_by.clone(),
				student_type: new_user.student_type.clone(),
				is_active: new_user.is_active.clone(),
				role: role_thing,
				is_profile_completed: false,
				..Default::default()
			})
			.await
		{
			Ok(msg) => common_response(StatusCode::CREATED, &msg),
			Err(err) => {
				common_response(StatusCode::INTERNAL_SERVER_ERROR, &err.to_string())
			}
		}
	}

	pub async fn update_user(
		state: &AppState,
		id: String,
		user: UsersUpdateRequestDto,
	) -> Response {
		let repo = UsersRepository::new(state);

		if let Err((status, message)) = validate_request(&user) {
			return common_response(status, &message);
		}

		let user_id = make_thing(&ResourceEnum::Users.to_string(), &id);
		let role_id = make_thing(&ResourceEnum::Roles.to_string(), "");

		let updated_user = UsersSchema {
			id: user_id,
			fullname: user.fullname,
			email: user.email,
			phone_number: user.phone_number,
			referral_code: user.referral_code,
			referred_by: user.referred_by,
			identity_number: user.identity_number,
			is_active: user.is_active,
			student_type: user.student_type,
			religion: user.religion,
			gender: user.gender,
			birthdate: user.birthdate,
			avatar: user.avatar,
			is_profile_completed: false,
			role: role_id,
			updated_at: Some(get_iso_date()),
			..Default::default()
		};

		match repo.query_update_user(updated_user).await {
			Ok(msg) => common_response(StatusCode::OK, &msg),
			Err(e) => common_response(StatusCode::BAD_REQUEST, &e.to_string()),
		}
	}

	pub async fn set_user_active_status(
		state: &AppState,
		id: String,
		status: UsersActiveInactiveRequestDto,
	) -> Response {
		let repo = UsersRepository::new(state);

		if repo.query_user_by_id(id.clone()).await.is_err() {
			return common_response(StatusCode::BAD_REQUEST, "User not found");
		}
		match repo
			.query_active_inactive_user_by_id(
				id,
				UsersActiveInactiveSchema {
					is_active: status.is_active,
				},
			)
			.await
		{
			Ok(msg) => common_response(StatusCode::OK, &msg),
			Err(e) => common_response(StatusCode::BAD_REQUEST, &e.to_string()),
		}
	}

	pub async fn update_user_password(
		state: &AppState,
		email: String,
		new_password: UsersSetNewPasswordSchema,
	) -> Response {
		let repo = UsersRepository::new(state);
		match repo.query_update_password_user(email, new_password).await {
			Ok(msg) => common_response(StatusCode::OK, &msg),
			Err(e) => common_response(StatusCode::BAD_REQUEST, &e.to_string()),
		}
	}

	pub async fn delete_user(state: &AppState, id: String) -> Response {
		let repo = UsersRepository::new(state);
		if repo.query_user_by_id(id.clone()).await.is_err() {
			return common_response(StatusCode::BAD_REQUEST, "User not found");
		}
		match repo.query_delete_user(id).await {
			Ok(msg) => common_response(StatusCode::OK, &msg),
			Err(e) => common_response(StatusCode::BAD_REQUEST, &e.to_string()),
		}
	}
}