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feat : 설정창 학과 멀티 선택 지원 #5

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feat : 설정창 학과 멀티 선택 지원 #5

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260 changes: 199 additions & 61 deletions src/components/ui/settings-dropdown.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ import universityData from '@/constants/university.json';
interface SettingsDropdownProps {
open: boolean;
onClose: () => void;
onChange?: (payload: { university: string; department: string }) => void;
onChange?: (payload: { departments: string[] }) => void;
}

const DROPDOWN_STORAGE_KEY = 'uosask-settings';
Expand All @@ -16,7 +16,7 @@ const Container = styled.div`
position: absolute;
top: 90px; /* below header */
right: 40px;
width: 360px;
width: 800px; /* increased width for horizontal layout */
background-color: ${({ theme }) => theme.colors.background};
border: 1px solid ${({ theme }) => theme.colors.borderLight};
border-radius: ${({ theme }) => theme.radii.md};
Expand Down Expand Up @@ -69,100 +69,238 @@ const Button = styled.button`
cursor: pointer;
`;

const CheckboxContainer = styled.div`
display: flex;
flex-direction: column;
gap: ${({ theme }) => theme.spacing.xs};
max-height: 200px;
overflow-y: auto;
border: 1px solid ${({ theme }) => theme.colors.borderLight};
border-radius: ${({ theme }) => theme.radii.sm};
padding: ${({ theme }) => theme.spacing.sm};
background-color: ${({ theme }) => theme.colors.backgroundButton};
`;

const CheckboxItem = styled.label`
display: flex;
align-items: center;
gap: ${({ theme }) => theme.spacing.xs};
cursor: pointer;
font-size: ${({ theme }) => theme.fontSizes.sm};
color: ${({ theme }) => theme.colors.text};
`;

const Checkbox = styled.input`
width: 16px;
height: 16px;
cursor: pointer;
`;

const SelectAllContainer = styled.div`
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: ${({ theme }) => theme.spacing.md};
padding: ${({ theme }) => theme.spacing.sm};
background-color: ${({ theme }) => theme.colors.backgroundButton};
border-radius: ${({ theme }) => theme.radii.sm};
border: 1px solid ${({ theme }) => theme.colors.borderLight};
`;

const SelectAllButton = styled.button`
font-size: ${({ theme }) => theme.fontSizes.sm};
color: ${({ theme }) => theme.colors.text};
background: none;
border: none;
cursor: pointer;
font-weight: 500;
`;

const SelectedCount = styled.span`
font-size: ${({ theme }) => theme.fontSizes.sm};
color: ${({ theme }) => theme.colors.textSecondary};
`;

const SearchInput = styled.input`
width: 100%;
height: 40px;
border: 1px solid ${({ theme }) => theme.colors.borderLight};
border-radius: ${({ theme }) => theme.radii.sm};
background-color: ${({ theme }) => theme.colors.backgroundButton};
color: ${({ theme }) => theme.colors.text};
padding: 0 ${({ theme }) => theme.spacing.sm};
font-size: ${({ theme }) => theme.fontSizes.sm};
margin-bottom: ${({ theme }) => theme.spacing.md};

&::placeholder {
color: ${({ theme }) => theme.colors.textSecondary};
}

&:focus {
outline: none;
border-color: ${({ theme }) => theme.colors.primary};
}
`;

const HorizontalLayout = styled.div`
display: flex;
gap: ${({ theme }) => theme.spacing.lg};
overflow-x: auto;
padding-bottom: ${({ theme }) => theme.spacing.sm};
`;

const UniversityColumn = styled.div`
min-width: 200px;
flex-shrink: 0;
`;

const UniversityTitle = styled.h4`
font-size: ${({ theme }) => theme.fontSizes.sm};
font-weight: 600;
color: ${({ theme }) => theme.colors.text};
margin-bottom: ${({ theme }) => theme.spacing.sm};
padding: ${({ theme }) => theme.spacing.sm};
background-color: ${({ theme }) => theme.colors.backgroundButton};
border-radius: ${({ theme }) => theme.radii.sm};
border: 1px solid ${({ theme }) => theme.colors.borderLight};
text-align: center;
`;

const DepartmentList = styled.div`
display: flex;
flex-direction: column;
gap: ${({ theme }) => theme.spacing.xs};
max-height: 300px;
overflow-y: auto;
padding: ${({ theme }) => theme.spacing.sm};
background-color: ${({ theme }) => theme.colors.backgroundButton};
border-radius: ${({ theme }) => theme.radii.sm};
border: 1px solid ${({ theme }) => theme.colors.borderLight};
`;

export function SettingsDropdown({
open,
onClose,
onChange,
}: SettingsDropdownProps) {
const universities = useMemo(
() => universityData.map((u) => u.university),
[],
);
const departmentMap = useMemo(() => {
const map = new Map<string, string[]>();
universityData.forEach((u) => map.set(u.university, u.departments));
return map;
const departmentGroups = useMemo(() => {
return universityData.map((u) => ({
university: u.university,
departments: u.departments.sort(),
}));
}, []);

const [university, setUniversity] = useState('');
const [department, setDepartment] = useState('');
const allDepartments = useMemo(() => {
const departments: string[] = [];
universityData.forEach((u) => {
u.departments.forEach((dept) => {
if (!departments.includes(dept)) {
departments.push(dept);
}
});
});
return departments.sort();
}, []);

const [departments, setDepartments] = useState<string[]>([]);
const [searchTerm, setSearchTerm] = useState('');

useEffect(() => {
if (!open) return;
try {
const raw = localStorage.getItem(DROPDOWN_STORAGE_KEY);
if (raw) {
const parsed = JSON.parse(raw) as {
university?: string;
department?: string;
departments?: string[];
};
if (parsed.university && universities.includes(parsed.university)) {
setUniversity(parsed.university);
const deps = departmentMap.get(parsed.university) ?? [];
if (parsed.department && deps.includes(parsed.department)) {
setDepartment(parsed.department);
} else {
setDepartment('');
}
if (parsed.departments && Array.isArray(parsed.departments)) {
const validDepartments = parsed.departments.filter((dep) =>
allDepartments.includes(dep),
);
setDepartments(validDepartments);
} else {
setDepartments([]);
}
}
} catch {}
}, [open, universities, departmentMap]);

useEffect(() => {
if (!university) return;
const deps = departmentMap.get(university) ?? [];
if (!deps.includes(department)) {
setDepartment('');
}
}, [university, department, departmentMap]);
}, [open, allDepartments]);

if (!open) return null;

const handleSave = () => {
const payload = { university, department };
const payload = { departments };
try {
localStorage.setItem(DROPDOWN_STORAGE_KEY, JSON.stringify(payload));
} catch {}
onChange?.(payload);
onClose();
};

const availableDepartments = departmentMap.get(university) ?? [];
const handleDepartmentToggle = (department: string) => {
setDepartments((prev) =>
prev.includes(department)
? prev.filter((dep) => dep !== department)
: [...prev, department],
);
};

const handleSelectAll = () => {
if (departments.length === allDepartments.length) {
setDepartments([]);
} else {
setDepartments([...allDepartments]);
}
};

const filteredDepartmentGroups = !searchTerm.trim()
? departmentGroups
: departmentGroups
.map((group) => ({
...group,
departments: group.departments.filter((dept) =>
dept.toLowerCase().includes(searchTerm.toLowerCase()),
),
}))
.filter((group) => group.departments.length > 0);

return (
<Container role='dialog' aria-modal='true' aria-label='설정'>
<Title>설정</Title>
<Field>
<Label htmlFor='university'>단과대학</Label>
<Select
id='university'
value={university}
onChange={(e) => setUniversity(e.target.value)}
>
<option value=''>선택하세요</option>
{universities.map((u) => (
<option key={u} value={u}>
{u}
</option>
))}
</Select>
</Field>
<Field>
<Label htmlFor='department'>학과</Label>
<Select
id='department'
value={department}
onChange={(e) => setDepartment(e.target.value)}
disabled={!university}
>
<option value=''>선택하세요</option>
{availableDepartments.map((d) => (
<option key={d} value={d}>
{d}
</option>
<Label htmlFor='department'>학과 선택</Label>
<SearchInput
type='text'
placeholder='학과명으로 검색...'
value={searchTerm}
onChange={(e) => setSearchTerm(e.target.value)}
/>
<SelectAllContainer>
<SelectAllButton onClick={handleSelectAll}>
{departments.length === allDepartments.length
? '전체 해제'
: '전체 선택'}
</SelectAllButton>
<SelectedCount>{departments.length}개 선택됨</SelectedCount>
</SelectAllContainer>
<HorizontalLayout>
{filteredDepartmentGroups.map((group) => (
<UniversityColumn key={group.university}>
<UniversityTitle>{group.university}</UniversityTitle>
<DepartmentList>
{group.departments.map((department) => (
<CheckboxItem key={department}>
<Checkbox
type='checkbox'
checked={departments.includes(department)}
onChange={() => handleDepartmentToggle(department)}
/>
{department}
</CheckboxItem>
))}
</DepartmentList>
</UniversityColumn>
))}
</Select>
</HorizontalLayout>
</Field>
<Actions>
<Button onClick={onClose}>취소</Button>
Expand Down