const MOBILE_USER_PROFILE_KEY = 'insuite_mobile_user_profile';

function normalizeText(value) {
  return String(value ?? '').trim();
}

function normalizeLowerText(value) {
  return normalizeText(value).toLowerCase();
}

function normalizeMobileTechnicianType(value) {
  const technicianType = normalizeLowerText(value);
  if (technicianType === 'etude' || technicianType === 'etude_raccordement') {
    return 'raccordement';
  }

  return technicianType;
}

export function normalizeMobileUserProfile(profile) {
  if (!profile || typeof profile !== 'object') {
    return null;
  }

  return {
    id: Number(profile.id || 0),
    name: normalizeText(profile.name),
    email: normalizeText(profile.email),
    role_key: normalizeLowerText(profile.role_key),
    technician_type: normalizeMobileTechnicianType(profile.technician_type),
    assigned_city: normalizeText(profile.assigned_city),
  };
}

export function getStoredUserProfile() {
  try {
    return normalizeMobileUserProfile(JSON.parse(localStorage.getItem(MOBILE_USER_PROFILE_KEY) || 'null'));
  } catch {
    return null;
  }
}

export function setStoredUserProfile(profile) {
  const normalized = normalizeMobileUserProfile(profile);
  if (!normalized) {
    localStorage.removeItem(MOBILE_USER_PROFILE_KEY);
    return null;
  }

  localStorage.setItem(MOBILE_USER_PROFILE_KEY, JSON.stringify(normalized));
  return normalized;
}

export function clearStoredUserProfile() {
  localStorage.removeItem(MOBILE_USER_PROFILE_KEY);
}

export function deriveMobileExperience(profile) {
  const normalizedProfile = normalizeMobileUserProfile(profile);
  const technicianType = normalizedProfile?.technician_type || '';

  if (technicianType === 'raccordement') {
    return {
      profile: normalizedProfile,
      technicianType,
      moduleKey: 'raccordement',
      moduleLabel: 'Raccordement',
      moduleListTitle: 'Raccordements',
      moduleHeroSubtitle: 'Portefeuille terrain des raccordements clients assignés.',
      moduleMetricLabel: 'Raccordements',
      moduleInProgressLabel: 'Raccordements en cours',
      moduleActionLabel: 'Ouvrir raccordement',
      moduleOpenActionLabel: 'Voir raccordements',
      moduleNotificationLabel: 'mission(s) raccordement',
      defaultRoute: '/dashboard',
      navItems: [
        { path: '/dashboard', label: 'Dashboard', icon: 'fa-chart-line', activePaths: ['/dashboard'] },
        { path: '/ftth', label: 'Raccordement', icon: 'fa-network-wired', activePaths: ['/ftth', '/ftth-report'] },
      ],
      canAccessPath(path) {
        return ['/dashboard', '/ftth', '/ftth-report'].includes(path);
      },
    };
  }

  if (technicianType === 'maintenance_ftth') {
    return {
      profile: normalizedProfile,
      technicianType,
      moduleKey: 'maintenance_ftth',
      moduleLabel: 'Maintenance Ftth',
      moduleListTitle: 'Maintenance Ftth',
      moduleHeroSubtitle: 'Portefeuille terrain des interventions FTTH assignées.',
      moduleMetricLabel: 'Maintenance Ftth',
      moduleInProgressLabel: 'FTTH en cours',
      moduleActionLabel: 'Ouvrir maintenance',
      moduleOpenActionLabel: 'Voir fiches',
      moduleNotificationLabel: 'mission(s) FTTH',
      defaultRoute: '/dashboard',
      navItems: [
        { path: '/dashboard', label: 'Dashboard', icon: 'fa-chart-line', activePaths: ['/dashboard'] },
        { path: '/ftth', label: 'Maintenance Ftth', icon: 'fa-network-wired', activePaths: ['/ftth', '/ftth-report'] },
        { path: '/nearby', label: 'Proximité', icon: 'fa-location-crosshairs', activePaths: ['/nearby'] },
      ],
      canAccessPath(path) {
        return ['/dashboard', '/ftth', '/ftth-report', '/nearby'].includes(path);
      },
    };
  }

  if (technicianType === 'backbones') {
    return {
      profile: normalizedProfile,
      technicianType,
      moduleKey: 'backbones',
      moduleLabel: 'Incidents',
      moduleListTitle: 'Incidents',
      moduleHeroSubtitle: 'Traitement terrain et suivi des tickets backbone assignés.',
      moduleMetricLabel: 'Incidents',
      moduleInProgressLabel: 'Incidents urgents',
      moduleActionLabel: 'Ouvrir incidents',
      moduleOpenActionLabel: 'Traiter urgences',
      moduleNotificationLabel: 'incident(s)',
      defaultRoute: '/dashboard',
      navItems: [
        { path: '/dashboard', label: 'Dashboard', icon: 'fa-chart-line', activePaths: ['/dashboard'] },
        { path: '/assigned', label: 'Incidents', icon: 'fa-triangle-exclamation', activePaths: ['/assigned', '/treatment'] },
      ],
      canAccessPath(path) {
        return ['/dashboard', '/assigned', '/treatment'].includes(path);
      },
    };
  }

  return {
    profile: normalizedProfile,
    technicianType,
    moduleKey: 'mixed',
    moduleLabel: 'FTTH',
    moduleListTitle: 'FTTH',
    moduleHeroSubtitle: 'Portefeuille terrain FTTH et raccordements assignés.',
    moduleMetricLabel: 'Missions FTTH',
    moduleInProgressLabel: 'FTTH en cours',
    moduleActionLabel: 'Ouvrir FTTH',
    moduleOpenActionLabel: 'Voir fiches',
    moduleNotificationLabel: 'mission(s) FTTH',
    defaultRoute: '/dashboard',
    navItems: [
      { path: '/dashboard', label: 'Dashboard', icon: 'fa-chart-line', activePaths: ['/dashboard'] },
      { path: '/assigned', label: 'Incidents', icon: 'fa-triangle-exclamation', activePaths: ['/assigned', '/treatment'] },
      { path: '/nearby', label: 'Proximité', icon: 'fa-location-crosshairs', activePaths: ['/nearby'] },
      { path: '/ftth', label: 'FTTH', icon: 'fa-network-wired', activePaths: ['/ftth', '/ftth-report'] },
    ],
    canAccessPath() {
      return true;
    },
  };
}