import fetch from 'node-fetch';
import { IdNotUser, ECivility, EOfficeStatus, EIdnotRole } from '../../types';

export class IdNotService {
  static async exchangeCodeForTokens(code: string) {
    const {
      IDNOT_CLIENT_ID,
      IDNOT_CLIENT_SECRET,
      IDNOT_REDIRECT_URI,
      IDNOT_TOKEN_URL
    } = process.env;

    if (!IDNOT_CLIENT_ID || !IDNOT_CLIENT_SECRET || !IDNOT_REDIRECT_URI || !IDNOT_TOKEN_URL) {
      throw new Error('Missing IDnot environment variables');
    }

    const params = {
      client_id: IDNOT_CLIENT_ID,
      client_secret: IDNOT_CLIENT_SECRET,
      redirect_uri: IDNOT_REDIRECT_URI,
      grant_type: 'authorization_code',
      code
    };

    const response = await fetch(IDNOT_TOKEN_URL, {
      method: 'POST',
      headers: {
        'Content-Type': 'application/x-www-form-urlencoded',
      },
      body: new URLSearchParams(params).toString()
    });

    if (!response.ok) {
      throw new Error(`Token exchange failed: ${response.status} ${response.statusText}`);
    }

    return response.json();
  }

  static async getUserRattachements(idNot: string) {
    const { IDNOT_API_KEY, IDNOT_ANNUARY_BASE_URL } = process.env;

    if (!IDNOT_API_KEY || !IDNOT_ANNUARY_BASE_URL) {
      throw new Error('Missing IDnot API key or annuary base URL');
    }

    const searchParams = new URLSearchParams({
      key: IDNOT_API_KEY,
      deleted: 'false'
    });

    const url = `${IDNOT_ANNUARY_BASE_URL}/api/pp/v2/personnes/${idNot}/rattachements?${searchParams}`;

    const response = await fetch(url, { method: 'GET' });

    if (!response.ok) {
      throw new Error(`Failed to fetch rattachements: ${response.status} ${response.statusText}`);
    }

    return response.json();
  }

  static async getOfficeRattachements(idNot: string) {
    const { IDNOT_API_KEY, IDNOT_ANNUARY_BASE_URL } = process.env;

    if (!IDNOT_API_KEY || !IDNOT_ANNUARY_BASE_URL) {
      throw new Error('Missing IDnot API key or annuary base URL');
    }

    const searchParams = new URLSearchParams({
      key: IDNOT_API_KEY,
      deleted: 'false'
    });

    const url = `${IDNOT_ANNUARY_BASE_URL}/api/pp/v2/entites/${idNot}/personnes?` + searchParams;

    const json = await (
      await fetch(url, {
        method: 'GET'
      })
    ).json();

    return json;
  }

  static async getUserData(profileIdn: string) {
    const { IDNOT_API_KEY, IDNOT_API_BASE_URL } = process.env;

    if (!IDNOT_API_KEY || !IDNOT_API_BASE_URL) {
      throw new Error('Missing IDnot API key or base URL');
    }

    const searchParams = new URLSearchParams({
      key: IDNOT_API_KEY
    });

    const userData = await (
      await fetch(`${IDNOT_API_BASE_URL}/api/pp/v2/rattachements/${profileIdn}?` + searchParams, {
        method: 'GET'
      })
    ).json();

    return userData;
  }

  static async getOfficeLocationData(locationsUrl: string) {
    const { IDNOT_API_KEY, IDNOT_API_BASE_URL } = process.env;

    if (!IDNOT_API_KEY || !IDNOT_API_BASE_URL) {
      throw new Error('Missing IDnot API key or base URL');
    }

    const searchParams = new URLSearchParams({
      key: IDNOT_API_KEY
    });

    const officeLocationData = await (
      await fetch(`${IDNOT_API_BASE_URL}${locationsUrl}?` + searchParams, {
        method: 'GET'
      })
    ).json();

    return officeLocationData;
  }

  static getOfficeStatus(statusName: string): EOfficeStatus {
    switch (statusName) {
      case "Pourvu":
        return EOfficeStatus.ACTIVATED;
      case "Pourvu mais décédé":
        return EOfficeStatus.ACTIVATED;
      case "Sans titulaire":
        return EOfficeStatus.ACTIVATED;
      case "Vacance":
        return EOfficeStatus.ACTIVATED;
      case "En activité":
        return EOfficeStatus.ACTIVATED;
      default:
        return EOfficeStatus.DESACTIVATED;
    }
  }

  static getOfficeRole(roleName: string): { name: string } | null {
    switch (roleName) {
      case EIdnotRole.NOTAIRE_TITULAIRE:
        return { name: 'Notaire' };
      case EIdnotRole.NOTAIRE_ASSOCIE:
        return { name: 'Notaire' };
      case EIdnotRole.NOTAIRE_SALARIE:
        return { name: 'Notaire' };
      case EIdnotRole.COLLABORATEUR:
        return { name: 'Collaborateur' };
      case EIdnotRole.SUPPLEANT:
        return { name: 'Collaborateur' };
      case EIdnotRole.ADMINISTRATEUR:
        return { name: 'Collaborateur' };
      case EIdnotRole.CURATEUR:
        return { name: 'Collaborateur' };
      default:
        return null;
    }
  }

  static getRole(roleName: string): { name: string } {
    switch (roleName) {
      case EIdnotRole.NOTAIRE_TITULAIRE:
        return { name: 'admin' };
      case EIdnotRole.NOTAIRE_ASSOCIE:
        return { name: 'admin' };
      case EIdnotRole.NOTAIRE_SALARIE:
        return { name: 'notary' };
      case EIdnotRole.COLLABORATEUR:
        return { name: 'notary' };
      case EIdnotRole.SUPPLEANT:
        return { name: 'notary' };
      case EIdnotRole.ADMINISTRATEUR:
        return { name: 'admin' };
      case EIdnotRole.CURATEUR:
        return { name: 'notary' };
      default:
        return { name: 'default' };
    }
  }

  static getCivility(civility: string): ECivility {
    switch (civility) {
      case 'Monsieur':
        return ECivility.MALE;
      case 'Madame':
        return ECivility.FEMALE;
      default:
        return ECivility.OTHERS;
    }
  }
}