Carlos Florêncio
125 lines
3.7 KiB
TypeScript
125 lines
3.7 KiB
TypeScript
"use client"
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import { memo, useState } from "react"
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import { IconCheck, IconChevronDown } from "@tabler/icons-react"
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import { cn } from "@/lib/utils"
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import { Button } from "@kandev/ui/button"
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import {
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Command,
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CommandEmpty,
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CommandGroup,
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CommandInput,
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CommandItem,
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CommandList,
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} from "@kandev/ui/command"
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import {
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Popover,
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PopoverContent,
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PopoverTrigger,
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} from "@kandev/ui/popover"
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export type ComboboxOption = {
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value: string
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label: string
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description?: string
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renderLabel?: () => React.ReactNode
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}
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interface ComboboxProps {
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options: ComboboxOption[]
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value: string
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onValueChange: (value: string) => void
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dropdownLabel?: string
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placeholder?: string
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searchPlaceholder?: string
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emptyMessage?: string
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disabled?: boolean
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className?: string
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triggerClassName?: string
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showSearch?: boolean
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}
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export const Combobox = memo(function Combobox({
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options,
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value,
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onValueChange,
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dropdownLabel,
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placeholder = "Select option...",
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searchPlaceholder = "Search...",
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emptyMessage = "No option found.",
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disabled = false,
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className,
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triggerClassName,
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showSearch = true,
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}: ComboboxProps) {
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const [open, setOpen] = useState(false)
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// Track the highlighted item. Defaults to the selected value so the current
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// selection is highlighted when the popover opens (not the first item).
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const [highlighted, setHighlighted] = useState("")
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const selectedOption = options.find((option) => option.value === value)
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return (
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<Popover open={open} onOpenChange={(next) => {
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setOpen(next)
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if (next) setHighlighted(value)
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}}>
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<PopoverTrigger asChild>
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<Button
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variant="ghost"
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role="combobox"
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aria-expanded={open}
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className={cn("w-full justify-between", !disabled && "cursor-pointer", triggerClassName)}
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disabled={disabled}
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>
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<div className="flex min-w-0 flex-1 items-center">
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{selectedOption?.renderLabel ? (
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selectedOption.renderLabel()
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) : (
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<span className="truncate">{selectedOption?.label || placeholder}</span>
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)}
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</div>
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<IconChevronDown className="ml-2 h-4 w-4 shrink-0 opacity-50" />
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</Button>
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</PopoverTrigger>
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<PopoverContent className={cn("w-[var(--radix-popover-trigger-width)] min-w-[300px] max-w-none p-0", className)} align="start">
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<Command value={highlighted} onValueChange={setHighlighted}>
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{dropdownLabel ? (
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<div className="text-muted-foreground px-2 py-1.5 text-xs border-b">
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{dropdownLabel}
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</div>
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) : null}
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{showSearch && <CommandInput placeholder={searchPlaceholder} className="h-9" />}
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<CommandList>
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<CommandEmpty>{emptyMessage}</CommandEmpty>
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<CommandGroup>
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{options.map((option) => (
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<CommandItem
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key={option.value}
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value={option.value}
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onSelect={() => {
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onValueChange(option.value === value ? "" : option.value)
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setOpen(false)
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}}
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className="relative pr-7"
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>
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<div className="flex min-w-0 flex-1 items-center">
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{option.renderLabel ? option.renderLabel() : option.label}
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</div>
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<IconCheck
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className={cn(
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"absolute right-2 h-4 w-4",
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value === option.value ? "opacity-100" : "opacity-0"
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)}
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/>
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</CommandItem>
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))}
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</CommandGroup>
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</CommandList>
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</Command>
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</PopoverContent>
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</Popover>
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)
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});
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