mirror of
https://github.com/hay-kot/homebox.git
synced 2024-11-16 21:58:40 +00:00
95ab14b866
* format readme * update logo * format html * add logo to docs * repository for document and document tokens * add attachments type and repository * autogenerate types via scripts * use autogenerated types * attachment type updates * add insured and quantity fields for items * implement HasID interface for entities * implement label updates for items * implement service update method * WIP item update client side actions * check err on attachment * finish types for basic items editor * remove unused var * house keeping
62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
package repo
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import "github.com/google/uuid"
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// HasID is an interface to entities that have an ID uuid.UUID field and a GetID() method.
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// This interface is fulfilled by all entities generated by entgo.io/ent via a custom template
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type HasID interface {
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GetID() uuid.UUID
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}
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// IDSet is a utility set-like type for working with sets of uuid.UUIDs within a repository
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// instance. Most useful for comparing lists of UUIDs for processing relationship
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// IDs and remove/adding relationships as required.
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//
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// # See how ItemRepo uses it to manage the Labels-To-Items relationship
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//
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// NOTE: may be worth moving this to a more generic package/set implementation
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// or use a 3rd party set library, but this is good enough for now
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type IDSet struct {
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mp map[uuid.UUID]struct{}
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}
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func NewIDSet(l int) *IDSet {
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return &IDSet{
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mp: make(map[uuid.UUID]struct{}, l),
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}
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}
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func EntitiesToIDSet[T HasID](entities []T) *IDSet {
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s := NewIDSet(len(entities))
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for _, e := range entities {
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s.Add(e.GetID())
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}
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return s
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}
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func (t *IDSet) Slice() []uuid.UUID {
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s := make([]uuid.UUID, 0, len(t.mp))
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for k := range t.mp {
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s = append(s, k)
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}
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return s
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}
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func (t *IDSet) Add(ids ...uuid.UUID) {
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for _, id := range ids {
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t.mp[id] = struct{}{}
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}
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}
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func (t *IDSet) Has(id uuid.UUID) bool {
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_, ok := t.mp[id]
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return ok
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}
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func (t *IDSet) Len() int {
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return len(t.mp)
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}
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func (t *IDSet) Remove(id uuid.UUID) {
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delete(t.mp, id)
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}
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