"use client";

import Link from "next/link";
import { Search, X } from "lucide-react";

interface SearchBarProps {
  value: string;
  onChange: (v: string) => void;
  placeholder?: string;
  autoFocus?: boolean;
  onClear?: () => void;
}

export default function SearchBar({ value, onChange, placeholder, autoFocus, onClear }: SearchBarProps) {
  return (
    <div className="relative">
      <input
        type="search"
        value={value}
        onChange={(e) => onChange(e.target.value)}
        placeholder={placeholder ?? "Search knowledge base..."}
        autoFocus={autoFocus}
        className="w-full pl-10 pr-9 py-3 bg-[var(--bg-elevated)] border border-[var(--border-color)] hover:border-[var(--text-muted)] rounded-lg text-[var(--text-primary)] placeholder-[var(--text-dim)] focus:outline-none focus:border-[var(--text-primary)] text-sm transition-all"
      />
      <Search className="w-4 h-4 text-[var(--text-muted)] absolute left-3.5 top-3.5 pointer-events-none" />
      {value && (
        <button
          onClick={() => {
            onChange("");
            onClear?.();
          }}
          className="absolute right-3 top-3 p-0.5 text-[var(--text-dim)] hover:text-[var(--text-primary)] rounded"
          aria-label="Clear query"
          type="button"
        >
          <X className="w-4 h-4" />
        </button>
      )}
    </div>
  );
}

export function InlineSearchBar({
  value,
  onChange,
  placeholder,
}: {
  value: string;
  onChange: (v: string) => void;
  placeholder?: string;
}) {
  return (
    <div className="relative">
      <input
        type="text"
        value={value}
        onChange={(e) => onChange(e.target.value)}
        placeholder={placeholder ?? "Filter index..."}
        className="w-full pl-8 pr-7 py-1.5 bg-[var(--bg-surface)] border border-[var(--border-color)] hover:border-[var(--text-muted)] rounded-md text-xs text-[var(--text-primary)] placeholder-[var(--text-dim)] focus:outline-none focus:border-[var(--text-primary)] transition-all"
      />
      <Search className="w-3.5 h-3.5 text-[var(--text-dim)] absolute left-2.5 top-2.5 pointer-events-none" />
      {value && (
        <button
          onClick={() => onChange("")}
          className="absolute right-2 top-2 p-0.5 text-[var(--text-dim)] hover:text-[var(--text-primary)] rounded"
          aria-label="Clear filter"
          type="button"
        >
          <X className="w-3.5 h-3.5" />
        </button>
      )}
    </div>
  );
}