"use client";

import { User, Award, BookOpen } from "lucide-react";
import { TeamMember } from "@/lib/admin-types";

interface TeamMembersTabProps {
  members: TeamMember[];
  onMemberClick: (member: TeamMember) => void;
}

function getSkillLevelLabel(level: number): string {
  if (level < 0.5) return "Débutant";
  if (level < 1.5) return "Intermé.";
  if (level < 2.5) return "Avancé";
  return "Expert";
}

function getSkillLevelColor(level: number): string {
  if (level < 0.5) return "bg-red-500";
  if (level < 1.5) return "bg-orange-500";
  if (level < 2.5) return "bg-blue-500";
  return "bg-green-500";
}

function getSkillLevelBadgeClasses(level: number): string {
  if (level < 0.5) return "bg-red-500/20 border-red-500/30 text-red-300";
  if (level < 1.5)
    return "bg-orange-500/20 border-orange-500/30 text-orange-300";
  if (level < 2.5) return "bg-blue-500/20 border-blue-500/30 text-blue-300";
  return "bg-green-500/20 border-green-500/30 text-green-300";
}

export function TeamMembersTab({
  members,
  onMemberClick,
}: TeamMembersTabProps) {
  return (
    <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
      {members.map((member) => {
        const memberAvg =
          member.skills.reduce((sum, skill) => sum + skill.level, 0) /
          member.skills.length;
        const expertSkills = member.skills.filter(
          (s) => s.level >= 2 && s.canMentor
        ).length;
        const learningGoals = member.skills.filter(
          (s) => s.wantsToLearn
        ).length;

        return (
          <div
            key={member.uuid}
            className="bg-white/5 border border-white/10 rounded-xl p-4 hover:bg-white/10 transition-colors cursor-pointer group"
            onClick={() => onMemberClick(member)}
          >
            <div className="flex items-center justify-between mb-4">
              <div className="flex items-center gap-3">
                <div className="p-2 bg-blue-500/20 border border-blue-500/30 rounded-xl">
                  <User className="h-4 w-4 text-blue-400" />
                </div>
                <div>
                  <div className="font-medium text-white group-hover:text-blue-300 transition-colors">
                    {member.firstName} {member.lastName}
                  </div>
                  <div className="text-sm text-slate-400">
                    {new Date(member.joinDate).toLocaleDateString()}
                  </div>
                </div>
              </div>
              <div
                className={`px-2 py-1 border rounded-lg ${getSkillLevelBadgeClasses(
                  memberAvg
                )}`}
              >
                <span className="text-xs font-medium">
                  {getSkillLevelLabel(memberAvg)}
                </span>
              </div>
            </div>

            <div className="space-y-3">
              <div className="flex items-center justify-between text-sm">
                <span className="text-slate-300">Niveau moyen:</span>
                <span className="text-white font-semibold">
                  {memberAvg.toFixed(1)}/3
                </span>
              </div>

              <div className="w-full bg-white/10 rounded-full h-2">
                <div
                  className={`h-2 rounded-full transition-all ${getSkillLevelColor(
                    memberAvg
                  )
                    .replace("bg-", "bg-gradient-to-r from-")
                    .replace("-500", "-400")}`}
                  style={{ width: `${(memberAvg / 3) * 100}%` }}
                />
              </div>

              <div className="grid grid-cols-3 gap-2 text-xs">
                <div className="text-center">
                  <div className="text-white font-semibold">
                    {member.skills.length}
                  </div>
                  <div className="text-slate-400">Compétences</div>
                </div>
                <div className="text-center">
                  <div className="text-green-300 font-semibold">
                    {expertSkills}
                  </div>
                  <div className="text-slate-400">Expertises</div>
                </div>
                <div className="text-center">
                  <div className="text-blue-300 font-semibold">
                    {learningGoals}
                  </div>
                  <div className="text-slate-400">Objectifs</div>
                </div>
              </div>

              {expertSkills > 0 && (
                <div className="flex items-center gap-2 text-xs">
                  <Award className="h-3 w-3 text-green-400" />
                  <span className="text-green-300">
                    Peut mentorer {expertSkills} compétence
                    {expertSkills > 1 ? "s" : ""}
                  </span>
                </div>
              )}

              {learningGoals > 0 && (
                <div className="flex items-center gap-2 text-xs">
                  <BookOpen className="h-3 w-3 text-blue-400" />
                  <span className="text-blue-300">
                    Souhaite apprendre {learningGoals} compétence
                    {learningGoals > 1 ? "s" : ""}
                  </span>
                </div>
              )}
            </div>
          </div>
        );
      })}
    </div>
  );
}