"use client";

import React, { useState } from 'react';
import { LegalDocument } from '@prisma/client';
import RichTextEditor from './RichTextEditor';
import { updateLegalDocument } from '@/app/actions/legal';
import { toast } from 'react-hot-toast';
import { FileText, Save, Loader2 } from 'lucide-react';

interface Props {
  initialCgu: LegalDocument | null;
  initialCgv: LegalDocument | null;
}

export default function LegalEditor({ initialCgu, initialCgv }: Props) {
  const [activeTab, setActiveTab] = useState<'CGU' | 'CGV'>('CGU');
  const [cgu, setCgu] = useState({
    title: initialCgu?.title || "Conditions Générales d'Utilisation",
    content: initialCgu?.content || ""
  });
  const [cgv, setCgv] = useState({
    title: initialCgv?.title || "Conditions Générales de Vente",
    content: initialCgv?.content || ""
  });
  const [isSaving, setIsSaving] = useState(false);

  const currentDoc = activeTab === 'CGU' ? cgu : cgv;

  const handleUpdate = (field: string, value: string) => {
    if (activeTab === 'CGU') {
      setCgu(prev => ({ ...prev, [field]: value }));
    } else {
      setCgv(prev => ({ ...prev, [field]: value }));
    }
  };

  const handleSave = async () => {
    setIsSaving(true);
    try {
      const result = await updateLegalDocument(activeTab, currentDoc.title, currentDoc.content);
      if (result.success) {
        toast.success(`${activeTab} mis à jour avec succès`);
      } else {
        toast.error(result.error || "Une erreur est survenue");
      }
    } catch (error) {
      toast.error("Erreur de connexion au serveur");
    } finally {
      setIsSaving(false);
    }
  };

  return (
    <div className="space-y-6">
      <div className="flex bg-slate-900/50 p-1 rounded-xl border border-slate-800 w-fit">
        <button
          onClick={() => setActiveTab('CGU')}
          className={`px-6 py-2 rounded-lg text-sm font-medium transition-all ${
            activeTab === 'CGU' 
              ? 'bg-indigo-600 text-white shadow-lg' 
              : 'text-slate-400 hover:text-white hover:bg-slate-800'
          }`}
        >
          CGU
        </button>
        <button
          onClick={() => setActiveTab('CGV')}
          className={`px-6 py-2 rounded-lg text-sm font-medium transition-all ${
            activeTab === 'CGV' 
              ? 'bg-indigo-600 text-white shadow-lg' 
              : 'text-slate-400 hover:text-white hover:bg-slate-800'
          }`}
        >
          CGV
        </button>
      </div>

      <div className="card">
        <div className="flex items-center justify-between mb-6">
          <div className="flex items-center gap-3">
            <div className="w-10 h-10 bg-indigo-600/20 text-indigo-400 rounded-xl flex items-center justify-center">
              <FileText className="w-5 h-5" />
            </div>
            <div>
              <h2 className="text-xl font-bold text-white">Modifier {activeTab}</h2>
              <p className="text-sm text-slate-400">Dernière mise à jour : {new Date().toLocaleDateString('fr-FR')}</p>
            </div>
          </div>

          <button
            onClick={handleSave}
            disabled={isSaving}
            className="btn-primary flex items-center gap-2"
          >
            {isSaving ? <Loader2 className="w-4 h-4 animate-spin" /> : <Save className="w-4 h-4" />}
            Enregistrer les modifications
          </button>
        </div>

        <div className="space-y-4">
          <div>
            <label className="block text-sm font-medium text-slate-400 mb-1.5 ml-1">Titre du document</label>
            <input
              type="text"
              value={currentDoc.title}
              onChange={(e) => handleUpdate('title', e.target.value)}
              className="w-full bg-slate-900 border border-slate-700 rounded-xl px-4 py-3 text-white focus:ring-2 focus:ring-indigo-500 outline-none transition-all"
              placeholder="Ex: Conditions Générales d'Utilisation"
            />
          </div>

          <div>
            <label className="block text-sm font-medium text-slate-400 mb-1.5 ml-1">Contenu</label>
            <RichTextEditor 
              value={currentDoc.content} 
              onChange={(val) => handleUpdate('content', val)}
              placeholder={`Commencez à rédiger vos ${activeTab}...`}
            />
          </div>
        </div>
      </div>
      
      <div className="bg-amber-500/10 border border-amber-500/30 p-4 rounded-xl flex items-center gap-3 text-amber-500">
        <div className="shrink-0 w-8 h-8 rounded-full bg-amber-500/20 flex items-center justify-center">!</div>
        <p className="text-sm font-medium">
          Attention : Les modifications seront immédiatement visibles pour tous les utilisateurs sur le site public une fois enregistrées.
        </p>
      </div>
    </div>
  );
}