initial commit

1 files changed, 85 insertions, 0 deletions

diff --git a/src/components/TokenInput.tsx b/src/components/TokenInput.tsx
new file mode 100644
index 0000000..c0e23de
--- /dev/null
+++ b/src/components/TokenInput.tsx
@@ -0,0 +1,85 @@
+import { useState, useRef, KeyboardEvent } from 'react';
+
+interface Props {
+  label: string;
+  values: string[];
+  onChange: (values: string[]) => void;
+  suggestions?: string[];
+  placeholder?: string;
+}
+
+export function TokenInput({ label, values, onChange, suggestions = [], placeholder = 'Type and press Enter' }: Props) {
+  const [draft, setDraft] = useState('');
+  const inputRef = useRef<HTMLInputElement>(null);
+
+  const add = (val: string) => {
+    const trimmed = val.trim().toLowerCase();
+    if (trimmed && !values.includes(trimmed)) {
+      onChange([...values, trimmed]);
+    }
+    setDraft('');
+  };
+
+  const remove = (val: string) => {
+    onChange(values.filter(v => v !== val));
+  };
+
+  const handleKey = (e: KeyboardEvent<HTMLInputElement>) => {
+    if ((e.key === 'Enter' || e.key === ',') && draft.trim()) {
+      e.preventDefault();
+      add(draft);
+    } else if (e.key === 'Backspace' && !draft && values.length > 0) {
+      remove(values[values.length - 1]);
+    }
+  };
+
+  const availableSuggestions = suggestions.filter(s => !values.includes(s));
+
+  return (
+    <div className="token-field">
+      <label className="field-label">{label}</label>
+      <div
+        className="token-container"
+        onClick={() => inputRef.current?.focus()}
+      >
+        {values.map(v => (
+          <span key={v} className="token">
+            {v}
+            <button
+              type="button"
+              className="token-remove"
+              onClick={e => { e.stopPropagation(); remove(v); }}
+              aria-label={`Remove ${v}`}
+            >
+              ×
+            </button>
+          </span>
+        ))}
+        <input
+          ref={inputRef}
+          className="token-input"
+          value={draft}
+          onChange={e => setDraft(e.target.value)}
+          onKeyDown={handleKey}
+          onBlur={() => { if (draft.trim()) add(draft); }}
+          placeholder={values.length === 0 ? placeholder : ''}
+          aria-label={label}
+        />
+      </div>
+      {availableSuggestions.length > 0 && (
+        <div className="token-suggestions">
+          {availableSuggestions.map(s => (
+            <button
+              key={s}
+              type="button"
+              className={`token-suggestion${values.includes(s) ? ' active' : ''}`}
+              onClick={() => add(s)}
+            >
+              {s}
+            </button>
+          ))}
+        </div>
+      )}
+    </div>
+  );
+}