refactor: modularize AdminClientWrapper by extracting components

- Removed unused imports and components from AdminClientWrapper.
- Introduced AdminHeader, AdminOverviewCards, AdminFilters, and AdminContentTabs for better code organization and readability.
- Streamlined the layout and functionality of the admin dashboard, enhancing maintainability.

components/admin/admin-client-wrapper.tsx

@@ -1,17 +1,13 @@
 "use client";
 
 import { useState } from "react";
-import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
-import { Button } from "@/components/ui/button";
-import { Users, Target, Building2, UserCheck, Filter } from "lucide-react";
 import { Team, SkillCategory } from "@/lib/types";
-import {
-  TeamStatsCard,
-  DirectionOverview,
-  MultiSelectFilter,
-} from "@/components/admin";
-import { TeamDetailModal } from "@/components/admin/team-detail-modal";
 import { TeamStats, DirectionStats } from "@/services/admin-service";
+import { TeamDetailModal } from "@/components/admin/team-detail-modal";
+import { AdminHeader } from "./admin-header";
+import { AdminOverviewCards } from "./admin-overview-cards";
+import { AdminFilters } from "./admin-filters";
+import { AdminContentTabs } from "./admin-content-tabs";
 
 interface AdminClientWrapperProps {
   teams: Team[];
@@ -85,21 +81,6 @@ export function AdminClientWrapper({
     return filtered;
   };
 
-  // Options pour les filtres
-  const directionOptions = Array.from(
-    new Set(teams.map((team) => team.direction))
-  ).map((direction) => ({
-    id: direction,
-    label: direction,
-    count: teams.filter((team) => team.direction === direction).length,
-  }));
-
-  const teamOptions = teams.map((team) => ({
-    id: team.id,
-    label: `${team.name} (${team.direction})`,
-    count: teamStats.find((stat) => stat.teamId === team.id)?.totalMembers || 0,
-  }));
-
   // Fonctions pour les actions des équipes
   const handleViewTeamDetails = (team: TeamStats) => {
     setSelectedTeamForModal(team);
@@ -142,293 +123,38 @@ export function AdminClientWrapper({
 
       <div className="relative z-10 container mx-auto px-6 py-8 max-w-7xl space-y-8">
         {/* Header */}
-        <div className="text-center space-y-4 mb-12">
-          <div className="inline-flex items-center gap-2 px-4 py-2 rounded-full bg-white/5 border border-white/10 backdrop-blur-sm">
-            <Building2 className="h-4 w-4 text-blue-400" />
-            <span className="text-sm font-medium text-slate-200">
-              Administration
-            </span>
-          </div>
-
-          <h1 className="text-4xl font-bold text-white">
-            Dashboard Managérial
-          </h1>
-
-          <p className="text-slate-400 max-w-2xl mx-auto leading-relaxed">
-            Vue d'ensemble des compétences par équipe et direction pour pilotage
-            stratégique
-          </p>
-        </div>
+        <AdminHeader />
 
         {/* Overview Cards */}
-        <div className="grid grid-cols-1 md:grid-cols-4 gap-6">
-          <div className="bg-white/5 backdrop-blur-sm border border-white/10 rounded-2xl p-6 hover:bg-white/10 transition-colors">
-            <div className="flex items-center justify-between mb-4">
-              <div className="p-2 bg-blue-500/20 border border-blue-500/30 rounded-xl">
-                <Users className="h-5 w-5 text-blue-400" />
-              </div>
-              <div className="text-xs text-slate-400 font-medium">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? "FILTRÉES"
-                  : "TOTAL"}
-              </div>
-            </div>
-            <div className="space-y-1">
-              <p className="text-2xl font-bold text-white">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? getFilteredTeamStats().length
-                  : teams.length}
-              </p>
-              <p className="text-sm text-slate-400">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? "Équipes filtrées"
-                  : "Équipes"}
-              </p>
-              {(selectedDirections.length > 0 || selectedTeams.length > 0) && (
-                <p className="text-xs text-slate-500">
-                  sur {teams.length} au total
-                </p>
-              )}
-            </div>
-          </div>
-
-          <div className="bg-white/5 backdrop-blur-sm border border-white/10 rounded-2xl p-6 hover:bg-white/10 transition-colors">
-            <div className="flex items-center justify-between mb-4">
-              <div className="p-2 bg-green-500/20 border border-green-500/30 rounded-xl">
-                <UserCheck className="h-5 w-5 text-green-400" />
-              </div>
-              <div className="text-xs text-slate-400 font-medium">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? "FILTRÉS"
-                  : "TOTAL"}
-              </div>
-            </div>
-            <div className="space-y-1">
-              <p className="text-2xl font-bold text-white">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? getFilteredTeamStats().reduce(
-                      (sum, t) => sum + t.totalMembers,
-                      0
-                    )
-                  : teamStats.reduce((sum, t) => sum + t.totalMembers, 0)}
-              </p>
-              <p className="text-sm text-slate-400">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? "Membres filtrés"
-                  : "Membres"}
-              </p>
-              {(selectedDirections.length > 0 || selectedTeams.length > 0) && (
-                <p className="text-xs text-slate-500">
-                  sur {teamStats.reduce((sum, t) => sum + t.totalMembers, 0)} au
-                  total
-                </p>
-              )}
-            </div>
-          </div>
-
-          <div className="bg-white/5 backdrop-blur-sm border border-white/10 rounded-2xl p-6 hover:bg-white/10 transition-colors">
-            <div className="flex items-center justify-between mb-4">
-              <div className="p-2 bg-purple-500/20 border border-purple-500/30 rounded-xl">
-                <Building2 className="h-5 w-5 text-purple-400" />
-              </div>
-              <div className="text-xs text-slate-400 font-medium">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? "FILTRÉES"
-                  : "TOTAL"}
-              </div>
-            </div>
-            <div className="space-y-1">
-              <p className="text-2xl font-bold text-white">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? getFilteredDirectionStats().length
-                  : directionStats.length}
-              </p>
-              <p className="text-sm text-slate-400">
-                {selectedDirections.length > 0 || selectedTeams.length > 0
-                  ? "Directions filtrées"
-                  : "Directions"}
-              </p>
-              {(selectedDirections.length > 0 || selectedTeams.length > 0) && (
-                <p className="text-xs text-slate-500">
-                  sur {directionStats.length} au total
-                </p>
-              )}
-            </div>
-          </div>
-
-          <div className="bg-white/5 backdrop-blur-sm border border-white/10 rounded-2xl p-6 hover:bg-white/10 transition-colors">
-            <div className="flex items-center justify-between mb-4">
-              <div className="p-2 bg-orange-500/20 border border-orange-500/30 rounded-xl">
-                <Target className="h-5 w-5 text-orange-400" />
-              </div>
-              <div className="text-xs text-slate-400 font-medium">
-                RÉFÉRENTIEL
-              </div>
-            </div>
-            <div className="space-y-1">
-              <p className="text-2xl font-bold text-white">
-                {skillCategories.reduce(
-                  (sum, cat) => sum + (cat.skills?.length || 0),
-                  0
-                )}
-              </p>
-              <p className="text-sm text-slate-400">Compétences suivies</p>
-              <p className="text-xs text-slate-500">
-                {skillCategories.length} catégories
-              </p>
-            </div>
-          </div>
-        </div>
+        <AdminOverviewCards
+          teams={teams}
+          skillCategories={skillCategories}
+          teamStats={teamStats}
+          directionStats={directionStats}
+          selectedDirections={selectedDirections}
+          selectedTeams={selectedTeams}
+          getFilteredTeamStats={getFilteredTeamStats}
+          getFilteredDirectionStats={getFilteredDirectionStats}
+        />
 
         {/* Filtres */}
-        <div className="bg-white/5 backdrop-blur-sm border border-white/10 rounded-2xl p-6">
-          <div className="flex items-center gap-2 mb-6">
-            <div className="p-2 bg-blue-500/20 border border-blue-500/30 rounded-xl">
-              <Filter className="h-4 w-4 text-blue-400" />
-            </div>
-            <h3 className="text-lg font-semibold text-white">
-              Filtres avancés
-            </h3>
-          </div>
-
-          <div className="flex flex-col lg:flex-row gap-4">
-            <div className="flex-1">
-              <MultiSelectFilter
-                title="Directions"
-                options={directionOptions}
-                selectedValues={selectedDirections}
-                onChange={setSelectedDirections}
-                placeholder="Toutes les directions"
-                icon={<Building2 className="h-4 w-4" />}
-              />
-            </div>
-            <div className="flex-1">
-              <MultiSelectFilter
-                title="Équipes"
-                options={teamOptions}
-                selectedValues={selectedTeams}
-                onChange={setSelectedTeams}
-                placeholder="Toutes les équipes"
-                icon={<Users className="h-4 w-4" />}
-              />
-            </div>
-
-            {/* Résumé des filtres actifs */}
-            {(selectedDirections.length > 0 || selectedTeams.length > 0) && (
-              <div className="flex flex-col lg:flex-row items-center gap-3">
-                <div className="bg-blue-500/20 border border-blue-500/30 rounded-xl px-3 py-2">
-                  <div className="flex items-center gap-2">
-                    <Target className="h-3 w-3 text-blue-400" />
-                    <span className="text-sm text-blue-300 font-medium">
-                      {getFilteredTeamStats().reduce(
-                        (sum, t) => sum + t.totalMembers,
-                        0
-                      )}{" "}
-                      membres
-                    </span>
-                  </div>
-                </div>
-                <Button
-                  variant="ghost"
-                  size="sm"
-                  onClick={() => {
-                    setSelectedDirections([]);
-                    setSelectedTeams([]);
-                  }}
-                  className="text-xs text-slate-400 hover:text-white hover:bg-white/10"
-                >
-                  Réinitialiser
-                </Button>
-              </div>
-            )}
-          </div>
-        </div>
+        <AdminFilters
+          teams={teams}
+          teamStats={teamStats}
+          selectedDirections={selectedDirections}
+          selectedTeams={selectedTeams}
+          onDirectionsChange={setSelectedDirections}
+          onTeamsChange={setSelectedTeams}
+          getFilteredTeamStats={getFilteredTeamStats}
+        />
 
         {/* Main Content Tabs */}
-        <Tabs defaultValue="directions" className="w-full">
-          <div className="bg-white/5 backdrop-blur-sm border border-white/10 rounded-2xl p-1 mb-6 w-fit mx-auto">
-            <TabsList className="grid w-full grid-cols-2 bg-transparent border-0">
-              <TabsTrigger
-                value="directions"
-                className="data-[state=active]:bg-white/20 data-[state=active]:text-white text-slate-400 hover:text-white transition-colors"
-              >
-                Vue par Direction
-              </TabsTrigger>
-              <TabsTrigger
-                value="teams"
-                className="data-[state=active]:bg-white/20 data-[state=active]:text-white text-slate-400 hover:text-white transition-colors"
-              >
-                Vue par Équipe
-              </TabsTrigger>
-            </TabsList>
-          </div>
-
-          <TabsContent value="directions" className="space-y-6">
-            <div className="grid gap-6">
-              {getFilteredDirectionStats().length > 0 ? (
-                getFilteredDirectionStats().map((direction) => (
-                  <DirectionOverview
-                    key={direction.direction}
-                    direction={direction.direction}
-                    teams={direction.teams}
-                    totalMembers={direction.totalMembers}
-                    averageSkillLevel={direction.averageSkillLevel}
-                    topCategories={direction.topCategories}
-                    onViewTeamDetails={handleViewTeamDetails}
-                    onExportTeamReport={handleExportTeamReport}
-                  />
-                ))
-              ) : (
-                <div className="bg-white/5 backdrop-blur-sm border border-white/10 rounded-2xl p-12 text-center">
-                  <div className="p-3 bg-slate-500/20 border border-slate-500/30 rounded-xl w-fit mx-auto mb-4">
-                    <Building2 className="h-6 w-6 text-slate-400" />
-                  </div>
-                  <h3 className="text-lg font-medium text-white mb-2">
-                    Aucune direction trouvée
-                  </h3>
-                  <p className="text-slate-400 text-sm">
-                    Aucune direction ne correspond aux filtres sélectionnés.
-                  </p>
-                </div>
-              )}
-            </div>
-          </TabsContent>
-
-          <TabsContent value="teams" className="space-y-6">
-            <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
-              {getFilteredTeamStats().length > 0 ? (
-                getFilteredTeamStats().map((team) => (
-                  <TeamStatsCard
-                    key={team.teamId}
-                    teamId={team.teamId}
-                    teamName={team.teamName}
-                    direction={team.direction}
-                    totalMembers={team.totalMembers}
-                    averageSkillLevel={team.averageSkillLevel}
-                    topSkills={team.topSkills}
-                    skillCoverage={team.skillCoverage}
-                    onViewDetails={() => handleViewTeamDetails(team)}
-                    onViewReport={() => handleExportTeamReport(team)}
-                  />
-                ))
-              ) : (
-                <div className="col-span-full">
-                  <div className="bg-white/5 backdrop-blur-sm border border-white/10 rounded-2xl p-12 text-center">
-                    <div className="p-3 bg-slate-500/20 border border-slate-500/30 rounded-xl w-fit mx-auto mb-4">
-                      <Users className="h-6 w-6 text-slate-400" />
-                    </div>
-                    <h3 className="text-lg font-medium text-white mb-2">
-                      Aucune équipe trouvée
-                    </h3>
-                    <p className="text-slate-400 text-sm">
-                      Aucune équipe ne correspond aux filtres sélectionnés.
-                    </p>
-                  </div>
-                </div>
-              )}
-            </div>
-          </TabsContent>
-        </Tabs>
+        <AdminContentTabs
+          getFilteredDirectionStats={getFilteredDirectionStats}
+          getFilteredTeamStats={getFilteredTeamStats}
+          onViewTeamDetails={handleViewTeamDetails}
+          onExportTeamReport={handleExportTeamReport}
+        />
 
         {/* Modale de détails d'équipe */}
         <TeamDetailModal