"use client"

import * as React from "react"
import { Area, AreaChart, CartesianGrid, XAxis } from "recharts"

import { useAuth } from "@/lib/auth-context"
import { useIsMobile } from "@/hooks/use-mobile"
import {
  Card,
  CardAction,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from "@/components/ui/card"
import {
  ChartContainer,
  ChartTooltip,
  ChartTooltipContent,
  type ChartConfig,
} from "@/components/ui/chart"
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select"
import {
  ToggleGroup,
  ToggleGroupItem,
} from "@/components/ui/toggle-group"
import { fetchPurchaseOrderDaily } from "@/lib/purchase-order-api"

export const description = "Grafik nilai Purchase Order"

interface ChartDataPoint {
  date: string
  disetujui: number
  pending: number
}

const chartConfig = {
  po: {
    label: "Purchase Order",
  },
  disetujui: {
    label: "Disetujui",
    color: "var(--primary)",
  },
  pending: {
    label: "Pending",
    color: "var(--primary)",
  },
} satisfies ChartConfig

export function ChartAreaInteractive() {
  const { can } = useAuth()
  if (!can("widget.chart_area_interactive")) return null
  const isMobile = useIsMobile()
  const [timeRange, setTimeRange] = React.useState("90d")
  const [chartData, setChartData] = React.useState<ChartDataPoint[]>([])
  const [loading, setLoading] = React.useState(true)

  React.useEffect(() => {
    if (isMobile) {
      setTimeRange("7d")
    }
  }, [isMobile])

  React.useEffect(() => {
    const days = timeRange === "7d" ? 7 : timeRange === "30d" ? 30 : 90
    const dateTo = new Date()
    const dateFrom = new Date()
    dateFrom.setDate(dateFrom.getDate() - days)

    const fmt = (d: Date) => d.toISOString().slice(0, 10)

    setLoading(true)
    fetchPurchaseOrderDaily(fmt(dateFrom), fmt(dateTo))
      .then(setChartData)
      .catch(() => setChartData([]))
      .finally(() => setLoading(false))
  }, [timeRange])

  return (
    <Card className="@container/card">
      <CardHeader>
        <CardTitle>Total Nilai PO</CardTitle>
        <CardDescription>
          <span className="hidden @[540px]/card:block">
            Total nilai Purchase Order per hari
          </span>
          <span className="@[540px]/card:hidden">Nilai PO per hari</span>
        </CardDescription>
        <CardAction>
          <ToggleGroup
            multiple={false}
            value={timeRange ? [timeRange] : []}
            onValueChange={(value) => {
              setTimeRange(value[0] ?? "90d")
            }}
            variant="outline"
            className="hidden *:data-[slot=toggle-group-item]:px-4! @[767px]/card:flex"
          >
            <ToggleGroupItem value="90d">3 Bulan</ToggleGroupItem>
            <ToggleGroupItem value="30d">30 Hari</ToggleGroupItem>
            <ToggleGroupItem value="7d">7 Hari</ToggleGroupItem>
          </ToggleGroup>
          <Select
            value={timeRange}
            onValueChange={(value) => {
              if (value !== null) {
                setTimeRange(value)
              }
            }}
          >
            <SelectTrigger
              className="flex w-40 **:data-[slot=select-value]:block **:data-[slot=select-value]:truncate @[767px]/card:hidden"
              size="sm"
              aria-label="Select a value"
            >
               <SelectValue placeholder="3 Bulan" />
            </SelectTrigger>
            <SelectContent className="rounded-xl">
              <SelectItem value="90d" className="rounded-lg">
                3 Bulan
              </SelectItem>
              <SelectItem value="30d" className="rounded-lg">
                30 Hari
              </SelectItem>
              <SelectItem value="7d" className="rounded-lg">
                7 Hari
              </SelectItem>
            </SelectContent>
          </Select>
        </CardAction>
      </CardHeader>
      <CardContent className="px-2 pt-4 sm:px-6 sm:pt-6">
        {loading ? (
          <div className="flex h-[250px] items-center justify-center text-muted-foreground">
            Memuat...
          </div>
        ) : (
        <ChartContainer
          config={chartConfig}
          className="aspect-auto h-[250px] w-full"
        >
          <AreaChart data={chartData}>
            <defs>
              <linearGradient id="fillDisetujui" x1="0" y1="0" x2="0" y2="1">
                <stop
                  offset="5%"
                  stopColor="var(--color-disetujui)"
                  stopOpacity={1.0}
                />
                <stop
                  offset="95%"
                  stopColor="var(--color-disetujui)"
                  stopOpacity={0.1}
                />
              </linearGradient>
              <linearGradient id="fillPending" x1="0" y1="0" x2="0" y2="1">
                <stop
                  offset="5%"
                  stopColor="var(--color-pending)"
                  stopOpacity={0.8}
                />
                <stop
                  offset="95%"
                  stopColor="var(--color-pending)"
                  stopOpacity={0.1}
                />
              </linearGradient>
            </defs>
            <CartesianGrid vertical={false} />
            <XAxis
              dataKey="date"
              tickLine={false}
              axisLine={false}
              tickMargin={8}
              minTickGap={32}
              tickFormatter={(value) => {
                const date = new Date(value)
                return date.toLocaleDateString("en-US", {
                  month: "short",
                  day: "numeric",
                })
              }}
            />
            <ChartTooltip
              cursor={false}
              content={
                <ChartTooltipContent
                  labelFormatter={(value) => {
                    return new Date(value).toLocaleDateString("en-US", {
                      month: "short",
                      day: "numeric",
                    })
                  }}
                  indicator="dot"
                />
              }
            />
            <Area
              dataKey="pending"
              type="natural"
              fill="url(#fillPending)"
              stroke="var(--color-pending)"
              stackId="a"
            />
            <Area
              dataKey="disetujui"
              type="natural"
              fill="url(#fillDisetujui)"
              stroke="var(--color-disetujui)"
              stackId="a"
            />
          </AreaChart>
        </ChartContainer>
        )}
      </CardContent>
    </Card>
  )
}