import {
    ClipboardCheck,
    Calendar,
    Clock,
    Hash,
    FileText,
    User,
    Car,
    Building2,
    FolderOpen,
} from "lucide-react"
import {
    Card,
    CardContent,
    CardHeader,
    CardTitle,
} from "@/shared/components/ui/card"
import { Badge } from "@/shared/components/ui/badge"
import { Separator } from "@/shared/components/ui/separator"

type InspectionData = {
    id?: number
    title?: string
    customer_id?: number
    vehicle_id?: number
    department_id?: number
    inspection_category_id?: number
    employee_id?: number
    order_number?: string
    date?: string
    time?: string
    note?: string
    status?: string
    created_at?: string
    updated_at?: string
    customer?: { id?: number; first_name?: string; last_name?: string }
    vehicle?: { id?: number; make?: string; model?: string; license_plate?: string }
    department?: { id?: number; name?: string }
    inspection_category?: { id?: number; name?: string }
    employee?: { id?: number; first_name?: string; last_name?: string }
}

type InspectionGeneralInfoProps = {
    inspection: InspectionData
}

function InfoItem({
    icon: Icon,
    label,
    value,
}: {
    icon: React.ComponentType<{ className?: string }>
    label: string
    value?: string | null
}) {
    return (
        <div className="flex items-start gap-3">
            <div className="flex size-9 shrink-0 items-center justify-center rounded-lg bg-muted text-muted-foreground">
                <Icon className="size-4" />
            </div>
            <div className="flex flex-col gap-0.5">
                <span className="text-xs text-muted-foreground">{label}</span>
                <span className="text-sm font-medium">
                    {value || <span className="text-muted-foreground">—</span>}
                </span>
            </div>
        </div>
    )
}

const STATUS_COLORS: Record<string, string> = {
    open: "bg-blue-100 text-blue-800",
    in_progress: "bg-yellow-100 text-yellow-800",
    completed: "bg-green-100 text-green-800",
}

function formatStatus(status?: string) {
    if (!status) return "—"
    return status.replace(/_/g, " ").replace(/\b\w/g, (c) => c.toUpperCase())
}

export function InspectionGeneralInfo({ inspection }: InspectionGeneralInfoProps) {
    const customerName = inspection.customer
        ? `${inspection.customer.first_name ?? ""} ${inspection.customer.last_name ?? ""}`.trim()
        : undefined

    const vehicleName = inspection.vehicle
        ? `${inspection.vehicle.make ?? ""} ${inspection.vehicle.model ?? ""}`.trim()
        : undefined

    const employeeName = inspection.employee
        ? `${inspection.employee.first_name ?? ""} ${inspection.employee.last_name ?? ""}`.trim()
        : undefined

    return (
        <div className="grid gap-6 md:grid-cols-2">
            {/* Inspection Details */}
            <Card>
                <CardHeader>
                    <CardTitle className="flex items-center gap-2">
                        <ClipboardCheck className="size-4" />
                        Inspection Details
                    </CardTitle>
                </CardHeader>
                <CardContent className="grid gap-4">
                    <div className="flex flex-wrap items-center gap-2">
                        {inspection.title && (
                            <Badge variant="secondary">{inspection.title}</Badge>
                        )}
                        {inspection.status && (
                            <Badge className={STATUS_COLORS[inspection.status] || ""}>
                                {formatStatus(inspection.status)}
                            </Badge>
                        )}
                    </div>
                    <Separator />
                    <div className="grid gap-4 sm:grid-cols-2">
                        <InfoItem
                            icon={Hash}
                            label="Order Number"
                            value={inspection.order_number}
                        />
                        <InfoItem
                            icon={FolderOpen}
                            label="Category"
                            value={inspection.inspection_category?.name}
                        />
                        <InfoItem
                            icon={Calendar}
                            label="Date"
                            value={inspection.date ? new Date(inspection.date).toLocaleDateString() : null}
                        />
                        <InfoItem
                            icon={Clock}
                            label="Time"
                            value={inspection.time}
                        />
                    </div>
                </CardContent>
            </Card>

            {/* Assignments */}
            <Card>
                <CardHeader>
                    <CardTitle className="flex items-center gap-2">
                        <User className="size-4" />
                        Assignments
                    </CardTitle>
                </CardHeader>
                <CardContent className="grid gap-4 sm:grid-cols-2">
                    <InfoItem
                        icon={User}
                        label="Customer"
                        value={customerName}
                    />
                    <InfoItem
                        icon={Car}
                        label="Vehicle"
                        value={vehicleName}
                    />
                    <InfoItem
                        icon={User}
                        label="Employee"
                        value={employeeName}
                    />
                    <InfoItem
                        icon={Building2}
                        label="Department"
                        value={inspection.department?.name}
                    />
                </CardContent>
            </Card>

            {/* Notes & Timestamps */}
            {(inspection.note || inspection.created_at) && (
                <Card className="md:col-span-2">
                    <CardHeader>
                        <CardTitle className="flex items-center gap-2">
                            <FileText className="size-4" />
                            Notes & Timestamps
                        </CardTitle>
                    </CardHeader>
                    <CardContent className="grid gap-4">
                        <div className="grid gap-4 sm:grid-cols-2">
                            <InfoItem
                                icon={Calendar}
                                label="Created At"
                                value={inspection.created_at ? new Date(inspection.created_at).toLocaleString() : null}
                            />
                            <InfoItem
                                icon={Calendar}
                                label="Updated At"
                                value={inspection.updated_at ? new Date(inspection.updated_at).toLocaleString() : null}
                            />
                        </div>
                        {inspection.note && (
                            <>
                                <Separator />
                                <div className="flex items-start gap-3">
                                    <div className="flex size-9 shrink-0 items-center justify-center rounded-lg bg-muted text-muted-foreground">
                                        <FileText className="size-4" />
                                    </div>
                                    <div className="flex flex-col gap-0.5">
                                        <span className="text-xs text-muted-foreground">Note</span>
                                        <p className="text-sm whitespace-pre-wrap">{inspection.note}</p>
                                    </div>
                                </div>
                            </>
                        )}
                    </CardContent>
                </Card>
            )}
        </div>
    )
}