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| 1 | +export const MAX_PACKAGE_SELECTION = 4 |
| 2 | + |
1 | 3 | export function usePackageSelection() { |
2 | | - const selectedPackages = useState<NpmSearchResult[]>('package_selection', () => []) |
3 | | - const selectedPackagesParam = computed<string>(() => |
4 | | - selectedPackages.value.map(p => p.package.name).join(','), |
5 | | - ) |
| 4 | + // Use 'push' mode and let router handle scroll behavior naturally |
| 5 | + const selectedPackagesParam = useRouteQuery<string>('selection', '', { mode: 'push' }) |
| 6 | + const showSelectionViewParam = useRouteQuery<string>('view', '', { mode: 'push' }) |
| 7 | + |
| 8 | + // Parse URL param into array of package names |
| 9 | + const selectedPackages = computed<string[]>({ |
| 10 | + get() { |
| 11 | + const raw = selectedPackagesParam.value |
| 12 | + if (!raw) return [] |
| 13 | + return raw |
| 14 | + .split(',') |
| 15 | + .map(p => String(p).trim()) |
| 16 | + .filter(Boolean) |
| 17 | + .slice(0, MAX_PACKAGE_SELECTION) |
| 18 | + }, |
| 19 | + set(pkgs: string[]) { |
| 20 | + // Ensure all items are strings before joining |
| 21 | + const validPkgs = (Array.isArray(pkgs) ? pkgs : []).map(p => String(p).trim()).filter(Boolean) |
| 22 | + selectedPackagesParam.value = validPkgs.length > 0 ? validPkgs.join(',') : '' |
| 23 | + }, |
| 24 | + }) |
| 25 | + |
| 26 | + // Check if max selection is reached |
| 27 | + const isMaxSelected = computed(() => selectedPackages.value.length >= MAX_PACKAGE_SELECTION) |
6 | 28 |
|
7 | | - function isPackageSelected(pkg: NpmSearchResult): boolean { |
8 | | - return selectedPackages.value.some(p => p.package.name === pkg.package.name) |
| 29 | + // Track whether the SelectionView is open/visible |
| 30 | + const showSelectionView = computed<boolean>({ |
| 31 | + get() { |
| 32 | + return showSelectionViewParam.value === 'selection' |
| 33 | + }, |
| 34 | + set(isOpen: boolean) { |
| 35 | + showSelectionViewParam.value = isOpen ? 'selection' : '' |
| 36 | + }, |
| 37 | + }) |
| 38 | + |
| 39 | + /** Check if a package name is selected */ |
| 40 | + function isPackageSelected(packageName: string): boolean { |
| 41 | + return selectedPackages.value.includes(String(packageName).trim()) |
9 | 42 | } |
10 | 43 |
|
11 | | - function togglePackageSelection(pkg: NpmSearchResult) { |
12 | | - if (isPackageSelected(pkg)) { |
13 | | - selectedPackages.value = selectedPackages.value.filter( |
14 | | - selected => selected.package.name !== pkg.package.name, |
15 | | - ) |
| 44 | + /** Toggle selection for a package by name */ |
| 45 | + function togglePackageSelection(packageName: string) { |
| 46 | + const safeName = String(packageName).trim() |
| 47 | + if (!safeName) return |
| 48 | + |
| 49 | + const pkgs = [...selectedPackages.value] |
| 50 | + const idx = pkgs.indexOf(safeName) |
| 51 | + if (idx !== -1) { |
| 52 | + pkgs.splice(idx, 1) |
16 | 53 | } else { |
17 | | - selectedPackages.value = [...selectedPackages.value, pkg] |
| 54 | + if (pkgs.length < MAX_PACKAGE_SELECTION) pkgs.push(safeName) |
18 | 55 | } |
| 56 | + selectedPackages.value = pkgs |
19 | 57 | } |
20 | 58 |
|
| 59 | + /** Clear all selected packages */ |
21 | 60 | function clearSelectedPackages() { |
22 | 61 | selectedPackages.value = [] |
23 | 62 | } |
24 | 63 |
|
| 64 | + /** Close the selection view */ |
| 65 | + function closeSelectionView() { |
| 66 | + showSelectionView.value = false |
| 67 | + } |
| 68 | + |
| 69 | + /** Open the selection view */ |
| 70 | + function openSelectionView() { |
| 71 | + showSelectionView.value = true |
| 72 | + } |
| 73 | + |
25 | 74 | return { |
26 | 75 | selectedPackages, |
27 | 76 | selectedPackagesParam, |
| 77 | + showSelectionView, |
| 78 | + isMaxSelected, |
28 | 79 | clearSelectedPackages, |
29 | 80 | isPackageSelected, |
30 | 81 | togglePackageSelection, |
| 82 | + closeSelectionView, |
| 83 | + openSelectionView, |
31 | 84 | } |
32 | 85 | } |
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