"use client";

import { useState } from "react";
import { Badge } from "@/components/ui/badge";
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select";
import { ModelDB } from "@/src/types";
import { useModelInfo } from "@/src/hooks/useModelInfo";

export function ModelInfo({ data }: { data: ModelDB[] }) {
  const { selectedIndex, metrics, setSelectedIndex, currentModel } =
    useModelInfo({ data });

  if (!data || data.length === 0) {
    return (
      <div className="rounded-xl border bg-card p-6 flex items-center justify-center h-[350px]">
        <p className="text-muted-foreground text-sm">
          Data model tidak tersedia.
        </p>
      </div>
    );
  }

  return (
    <div className="rounded-xl border bg-card p-6">
      <div className="mb-4 flex items-center justify-between gap-4">
        <Select
          value={selectedIndex.toString()}
          onValueChange={(val) => setSelectedIndex(parseInt(val))}
        >
          <SelectTrigger className="w-fit justify-start gap-3 text-md font-semibold border-border bg-card shadow-sm">
            <SelectValue placeholder="Pilih Model" />
          </SelectTrigger>

          <SelectContent className="bg-card border-border shadow-lg">
            {data.map((model, index) => (
              <SelectItem key={model.modelName} value={index.toString()}>
                {model.modelName}
              </SelectItem>
            ))}
          </SelectContent>
        </Select>

        <Badge
          variant="secondary"
          className="bg-sentiment-positive-light text-sentiment-positive"
        >
          Active
        </Badge>
      </div>

      <p className="mb-6 text-sm text-muted-foreground min-h-[40px]">
        {currentModel.description}
      </p>

      <div className="grid grid-cols-2 gap-4">
        {metrics.map((metric) => (
          <div
            key={metric.label}
            className="flex items-center gap-3 rounded-lg p-3 bg-secondary/50 border border-border/40"
          >
            <div className="rounded-lg bg-primary/10 p-2">
              <metric.icon className="h-4 w-4 text-primary" />
            </div>
            <div>
              <p className="text-xs text-muted-foreground">{metric.label}</p>
              <p className="font-semibold">
                {typeof metric.value === "number"
                  ? `${(metric.value * 100).toFixed(1)}%`
                  : metric.value}
              </p>
            </div>
          </div>
        ))}
      </div>

      <div className="mt-6 space-y-2 text-sm text-muted-foreground border-t pt-4">
        <div className="flex justify-between">
          <span>Preprocessing</span>
          <span className="text-foreground">
            Case Folding, Stopwords, Stemming
          </span>
        </div>
        <div className="flex justify-between">
          <span>Feature Extraction</span>
          <span className="text-foreground">TF-IDF Vectorization</span>
        </div>
        <div className="flex justify-between">
          <span>Training Data</span>
          <span className="text-foreground">3.445 Ulasan</span>
        </div>
      </div>
    </div>
  );
}