| 13a9fd1 | | | 1 | import { forwardRef, useEffect, useMemo, useRef, useState } from "react"; |
| 4dfd09b | | | 2 | |
| 4dfd09b | | | 3 | export interface SelectOption { |
| 4dfd09b | | | 4 | value: string; |
| 4dfd09b | | | 5 | label: string; |
| 4dfd09b | | | 6 | } |
| 4dfd09b | | | 7 | |
| 4dfd09b | | | 8 | export interface SelectProps |
| 4dfd09b | | | 9 | extends React.SelectHTMLAttributes<HTMLSelectElement> { |
| 4dfd09b | | | 10 | label?: string; |
| 4dfd09b | | | 11 | hint?: string; |
| 4dfd09b | | | 12 | error?: string; |
| 4dfd09b | | | 13 | optional?: boolean; |
| 4dfd09b | | | 14 | options: SelectOption[]; |
| 4dfd09b | | | 15 | placeholder?: string; |
| 4dfd09b | | | 16 | } |
| 4dfd09b | | | 17 | |
| 4dfd09b | | | 18 | export const Select = forwardRef<HTMLSelectElement, SelectProps>( |
| 4dfd09b | | | 19 | function Select( |
| 4dfd09b | | | 20 | { |
| 4dfd09b | | | 21 | label, |
| 4dfd09b | | | 22 | hint, |
| 4dfd09b | | | 23 | error, |
| 4dfd09b | | | 24 | optional, |
| 4dfd09b | | | 25 | options, |
| 4dfd09b | | | 26 | placeholder, |
| 4dfd09b | | | 27 | className = "", |
| 4dfd09b | | | 28 | style, |
| 13a9fd1 | | | 29 | onChange, |
| 13a9fd1 | | | 30 | onBlur, |
| 13a9fd1 | | | 31 | name, |
| 13a9fd1 | | | 32 | disabled, |
| 13a9fd1 | | | 33 | value, |
| 13a9fd1 | | | 34 | defaultValue, |
| 13a9fd1 | | | 35 | required, |
| 4dfd09b | | | 36 | ...props |
| 4dfd09b | | | 37 | }, |
| 4dfd09b | | | 38 | ref |
| 4dfd09b | | | 39 | ) { |
| 13a9fd1 | | | 40 | const rootRef = useRef<HTMLDivElement>(null); |
| 13a9fd1 | | | 41 | const isControlled = value !== undefined; |
| 13a9fd1 | | | 42 | const [open, setOpen] = useState(false); |
| 13a9fd1 | | | 43 | const [internalValue, setInternalValue] = useState( |
| 13a9fd1 | | | 44 | defaultValue !== undefined && defaultValue !== null ? String(defaultValue) : "" |
| 13a9fd1 | | | 45 | ); |
| 13a9fd1 | | | 46 | const currentValue = isControlled |
| 13a9fd1 | | | 47 | ? value !== undefined && value !== null |
| 13a9fd1 | | | 48 | ? String(value) |
| 13a9fd1 | | | 49 | : "" |
| 13a9fd1 | | | 50 | : internalValue; |
| 13a9fd1 | | | 51 | |
| 13a9fd1 | | | 52 | const selectOptions = useMemo( |
| 13a9fd1 | | | 53 | () => (placeholder ? [{ value: "", label: placeholder }, ...options] : options), |
| 13a9fd1 | | | 54 | [placeholder, options] |
| 13a9fd1 | | | 55 | ); |
| 13a9fd1 | | | 56 | |
| 13a9fd1 | | | 57 | const selectedLabel = useMemo(() => { |
| 13a9fd1 | | | 58 | const selected = selectOptions.find((opt) => opt.value === currentValue); |
| 13a9fd1 | | | 59 | return selected?.label ?? placeholder ?? ""; |
| 13a9fd1 | | | 60 | }, [selectOptions, currentValue, placeholder]); |
| 13a9fd1 | | | 61 | |
| 13a9fd1 | | | 62 | useEffect(() => { |
| 13a9fd1 | | | 63 | function handleOutsideClick(event: MouseEvent) { |
| 13a9fd1 | | | 64 | if (!rootRef.current) return; |
| 13a9fd1 | | | 65 | if (!rootRef.current.contains(event.target as Node)) { |
| 13a9fd1 | | | 66 | setOpen(false); |
| 13a9fd1 | | | 67 | } |
| 13a9fd1 | | | 68 | } |
| 13a9fd1 | | | 69 | document.addEventListener("mousedown", handleOutsideClick); |
| 13a9fd1 | | | 70 | return () => document.removeEventListener("mousedown", handleOutsideClick); |
| 13a9fd1 | | | 71 | }, []); |
| 13a9fd1 | | | 72 | |
| 13a9fd1 | | | 73 | function commitValue(nextValue: string) { |
| 13a9fd1 | | | 74 | if (!isControlled) setInternalValue(nextValue); |
| 13a9fd1 | | | 75 | setOpen(false); |
| 13a9fd1 | | | 76 | onChange?.({ |
| 13a9fd1 | | | 77 | target: { value: nextValue, name: name ?? "" }, |
| 13a9fd1 | | | 78 | } as unknown as React.ChangeEvent<HTMLSelectElement>); |
| 13a9fd1 | | | 79 | } |
| 13a9fd1 | | | 80 | |
| 4dfd09b | | | 81 | return ( |
| 4dfd09b | | | 82 | <div> |
| 4dfd09b | | | 83 | {label && ( |
| 4dfd09b | | | 84 | <label |
| 4dfd09b | | | 85 | className="block text-xs mb-1" |
| 4dfd09b | | | 86 | style={{ color: "var(--text-muted)" }} |
| 4dfd09b | | | 87 | > |
| 4dfd09b | | | 88 | {label} |
| 4dfd09b | | | 89 | {optional && ( |
| 4dfd09b | | | 90 | <span style={{ color: "var(--text-faint)" }}> (optional)</span> |
| 4dfd09b | | | 91 | )} |
| 4dfd09b | | | 92 | </label> |
| 4dfd09b | | | 93 | )} |
| 13a9fd1 | | | 94 | <div className="relative" ref={rootRef}> |
| 13a9fd1 | | | 95 | <select |
| 13a9fd1 | | | 96 | ref={ref} |
| 13a9fd1 | | | 97 | name={name} |
| 13a9fd1 | | | 98 | value={currentValue} |
| 13a9fd1 | | | 99 | onChange={(e) => commitValue(e.target.value)} |
| 13a9fd1 | | | 100 | onBlur={onBlur} |
| 13a9fd1 | | | 101 | disabled={disabled} |
| 13a9fd1 | | | 102 | required={required} |
| 13a9fd1 | | | 103 | tabIndex={-1} |
| 13a9fd1 | | | 104 | aria-hidden="true" |
| 13a9fd1 | | | 105 | className="sr-only" |
| 13a9fd1 | | | 106 | {...props} |
| 13a9fd1 | | | 107 | style={{ display: "none" }} |
| 13a9fd1 | | | 108 | > |
| 13a9fd1 | | | 109 | {selectOptions.map((opt) => ( |
| 13a9fd1 | | | 110 | <option key={opt.value} value={opt.value}> |
| 13a9fd1 | | | 111 | {opt.label} |
| 13a9fd1 | | | 112 | </option> |
| 13a9fd1 | | | 113 | ))} |
| 13a9fd1 | | | 114 | </select> |
| 13a9fd1 | | | 115 | <button |
| 13a9fd1 | | | 116 | type="button" |
| 13a9fd1 | | | 117 | onClick={() => !disabled && setOpen((v) => !v)} |
| 13a9fd1 | | | 118 | disabled={disabled} |
| 13a9fd1 | | | 119 | className={`w-full px-3 py-2 text-sm flex items-center justify-between gap-2 ${className}`} |
| 13a9fd1 | | | 120 | style={{ |
| 13a9fd1 | | | 121 | backgroundColor: "var(--bg-input)", |
| 13a9fd1 | | | 122 | border: "1px solid var(--border-subtle)", |
| 13a9fd1 | | | 123 | color: "var(--text-primary)", |
| 13a9fd1 | | | 124 | outline: "none", |
| 13a9fd1 | | | 125 | boxShadow: "none", |
| 13a9fd1 | | | 126 | opacity: disabled ? 0.6 : 1, |
| 13a9fd1 | | | 127 | ...style, |
| 13a9fd1 | | | 128 | }} |
| 13a9fd1 | | | 129 | aria-haspopup="listbox" |
| 13a9fd1 | | | 130 | aria-expanded={open} |
| 13a9fd1 | | | 131 | aria-label={props["aria-label"]} |
| 13a9fd1 | | | 132 | onKeyDown={(e) => { |
| 13a9fd1 | | | 133 | if (e.key === "Escape") setOpen(false); |
| 13a9fd1 | | | 134 | if ((e.key === "ArrowDown" || e.key === "Enter" || e.key === " ") && !open) { |
| 13a9fd1 | | | 135 | e.preventDefault(); |
| 13a9fd1 | | | 136 | setOpen(true); |
| 13a9fd1 | | | 137 | } |
| 13a9fd1 | | | 138 | }} |
| 13a9fd1 | | | 139 | > |
| 13a9fd1 | | | 140 | <span |
| 13a9fd1 | | | 141 | className="truncate text-left" |
| 13a9fd1 | | | 142 | style={{ color: "var(--text-primary)" }} |
| 13a9fd1 | | | 143 | > |
| 13a9fd1 | | | 144 | {selectedLabel} |
| 13a9fd1 | | | 145 | </span> |
| 13a9fd1 | | | 146 | <span |
| 13a9fd1 | | | 147 | className="text-xs shrink-0 transition-transform" |
| 13a9fd1 | | | 148 | style={{ |
| 13a9fd1 | | | 149 | color: "var(--text-faint)", |
| 13a9fd1 | | | 150 | transform: open ? "rotate(180deg)" : "rotate(0deg)", |
| 13a9fd1 | | | 151 | }} |
| 13a9fd1 | | | 152 | aria-hidden="true" |
| 13a9fd1 | | | 153 | > |
| 13a9fd1 | | | 154 | ▾ |
| 13a9fd1 | | | 155 | </span> |
| 13a9fd1 | | | 156 | </button> |
| 13a9fd1 | | | 157 | |
| 13a9fd1 | | | 158 | {open && !disabled && ( |
| 13a9fd1 | | | 159 | <div |
| 13a9fd1 | | | 160 | className="absolute z-20 mt-1 w-full max-h-64 overflow-auto" |
| 13a9fd1 | | | 161 | style={{ |
| 13a9fd1 | | | 162 | backgroundColor: "var(--bg-card)", |
| 13a9fd1 | | | 163 | border: "1px solid var(--border-subtle)", |
| 13a9fd1 | | | 164 | }} |
| 13a9fd1 | | | 165 | role="listbox" |
| 13a9fd1 | | | 166 | > |
| 13a9fd1 | | | 167 | {selectOptions.map((opt) => { |
| 13a9fd1 | | | 168 | const active = opt.value === currentValue; |
| 13a9fd1 | | | 169 | return ( |
| 13a9fd1 | | | 170 | <button |
| 13a9fd1 | | | 171 | key={opt.value} |
| 13a9fd1 | | | 172 | type="button" |
| 13a9fd1 | | | 173 | className="w-full text-left px-3 py-2 text-sm" |
| 13a9fd1 | | | 174 | style={{ |
| 13a9fd1 | | | 175 | backgroundColor: active ? "var(--bg-hover)" : "transparent", |
| 13a9fd1 | | | 176 | color: active ? "var(--text-primary)" : "var(--text-secondary)", |
| 13a9fd1 | | | 177 | }} |
| 13a9fd1 | | | 178 | onClick={() => commitValue(opt.value)} |
| 13a9fd1 | | | 179 | > |
| 13a9fd1 | | | 180 | {opt.label} |
| 13a9fd1 | | | 181 | </button> |
| 13a9fd1 | | | 182 | ); |
| 13a9fd1 | | | 183 | })} |
| 13a9fd1 | | | 184 | </div> |
| 13a9fd1 | | | 185 | )} |
| 13a9fd1 | | | 186 | </div> |
| 4dfd09b | | | 187 | {hint && !error && ( |
| 4dfd09b | | | 188 | <p className="text-xs mt-1" style={{ color: "var(--text-faint)" }}> |
| 4dfd09b | | | 189 | {hint} |
| 4dfd09b | | | 190 | </p> |
| 4dfd09b | | | 191 | )} |
| 4dfd09b | | | 192 | {error && ( |
| 4dfd09b | | | 193 | <p className="text-xs mt-1" style={{ color: "var(--error-text)" }}> |
| 4dfd09b | | | 194 | {error} |
| 4dfd09b | | | 195 | </p> |
| 4dfd09b | | | 196 | )} |
| 4dfd09b | | | 197 | </div> |
| 4dfd09b | | | 198 | ); |
| 4dfd09b | | | 199 | } |
| 4dfd09b | | | 200 | ); |