"use client"

import Link from "next/link"
import { motion } from "framer-motion"
import { PageHeader } from "@/components/shared/page-header"
import { LeadDetailsCard } from "@/components/leads/lead-details-card"
import { LeadStatusBadge } from "@/components/leads/lead-status-badge"
import { NoteTimeline } from "@/components/notes/note-timeline"
import { NoteForm } from "@/components/notes/note-form"
import { Button } from "@/components/ui/button"
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select"
import { getLeadById } from "@/data/leads"
import { getNotesByLeadId } from "@/data/notes"
import { ArrowLeft, Edit, ExternalLink } from "lucide-react"

export default function LeadDetailsPage({ params }: { params: { id: string } }) {
  const lead = getLeadById(params.id)
  const leadNotes = lead ? getNotesByLeadId(lead.id) : []

  if (!lead) {
    return (
      <div className="flex items-center justify-center h-[60vh]">
        <div className="text-center">
          <h2 className="text-2xl font-bold">Lead not found</h2>
          <p className="mt-2 text-muted-foreground">The lead you are looking for does not exist.</p>
          <Link href="/leads" className="mt-4 inline-block">
            <Button variant="outline">
              <ArrowLeft className="mr-2 h-4 w-4" />
              Back to Leads
            </Button>
          </Link>
        </div>
      </div>
    )
  }

  return (
    <div className="space-y-6">
      <Link
        href="/leads"
        className="inline-flex items-center gap-1 text-sm text-muted-foreground hover:text-foreground transition-colors"
      >
            <ArrowLeft className="h-4 w-4" />
        Back to leads
      </Link>

      <PageHeader
        title={
          <div className="flex items-center gap-3">
            <span>{lead.companyName}</span>
            <LeadStatusBadge status={lead.status} />
          </div>
        }
        description={lead.contactName}
      >
        <div className="flex items-center gap-3">
          <Select defaultValue={lead.status}>
            <SelectTrigger className="h-9 w-[140px]">
              <SelectValue />
            </SelectTrigger>
            <SelectContent>
              <SelectItem value="open">Open</SelectItem>
              <SelectItem value="contacted">Contacted</SelectItem>
              <SelectItem value="pending">Pending</SelectItem>
              <SelectItem value="closed">Closed</SelectItem>
              <SelectItem value="ignored">Ignored</SelectItem>
            </SelectContent>
          </Select>
          <Button className="gap-2">
            <Edit className="h-4 w-4" />
            Edit
          </Button>
        </div>
      </PageHeader>

      <div className="grid gap-6 lg:grid-cols-3">
        <div className="space-y-6 lg:col-span-2">
          <LeadDetailsCard lead={lead} />
          <div className="space-y-6">
            <NoteForm leadId={lead.id} />
            <NoteTimeline notes={leadNotes} />
          </div>
        </div>

        <div className="space-y-6">
          <motion.div
            initial={{ opacity: 0, y: 20 }}
            animate={{ opacity: 1, y: 0 }}
            transition={{ duration: 0.3, delay: 0.1 }}
          >
            <div className="rounded-lg border bg-card">
              <div className="border-b px-6 py-4">
                <h3 className="font-semibold">Activity</h3>
              </div>
              <div className="divide-y">
                {[
                  { action: "Lead created", date: lead.createdAt, user: lead.assignedUser?.name || "System" },
                  ...leadNotes.slice(0, 3).map((n) => ({
                    action: "Note added",
                    date: n.createdAt,
                    user: n.authorName,
                  })),
                ].map((activity, i) => (
                  <div key={i} className="px-6 py-3">
                    <div className="flex items-center gap-2">
                      <div className="h-2 w-2 rounded-full bg-primary/60 shrink-0" />
                      <p className="text-sm">{activity.action}</p>
                    </div>
                    <p className="mt-0.5 text-xs text-muted-foreground pl-4">
                      by {activity.user} &middot; {new Date(activity.date).toLocaleDateString(undefined, {
                        month: "short",
                        day: "numeric",
                        hour: "2-digit",
                        minute: "2-digit",
                      })}
                    </p>
                  </div>
                ))}
              </div>
            </div>
          </motion.div>

          <motion.div
            initial={{ opacity: 0, y: 20 }}
            animate={{ opacity: 1, y: 0 }}
            transition={{ duration: 0.3, delay: 0.2 }}
          >
            <div className="rounded-lg border bg-card">
              <div className="border-b px-6 py-4">
                <h3 className="font-semibold">Quick Actions</h3>
              </div>
              <div className="p-4 space-y-2">
                <Button variant="outline" className="w-full justify-start" size="sm">
                  <ExternalLink className="mr-2 h-4 w-4" />
                  Send Email
                </Button>
                <Button variant="outline" className="w-full justify-start" size="sm">
                  <ExternalLink className="mr-2 h-4 w-4" />
                  Call Lead
                </Button>
              </div>
            </div>
          </motion.div>
        </div>
      </div>
    </div>
  )
}
