feat: initial commit

vendor/sourcery.dny.nu/pana/collection.go

@@ -0,0 +1,162 @@
+package pana
+
+import (
+	"encoding/json"
+
+	ld "sourcery.dny.nu/longdistance"
+	as "sourcery.dny.nu/pana/vocab/w3/activitystreams"
+)
+
+// Collection is the ActivityStreams Collection type.
+//
+// It is also used for the OrderedCollection. Use [Collection.IsOrdered] to see,
+// or [Collection.GetType].
+type Collection Object
+
+// NewCollection initialises a new Collection.
+func NewCollection() *Collection {
+	return &Collection{
+		Properties: make(ld.Properties),
+		Type:       []string{as.TypeCollection},
+	}
+}
+
+// Build finalises the Collection.
+func (c *Collection) Build() Collection {
+	return *c
+}
+
+// See [Object.GetID].
+func (c *Collection) GetID() string {
+	return (*Object)(c).GetID()
+}
+
+// See [Object.SetID].
+func (c *Collection) SetID(id string) *Collection {
+	(*Object)(c).SetID(id)
+	return c
+}
+
+// See [Object.GetType].
+func (c *Collection) GetType() string {
+	return (*Object)(c).GetType()
+}
+
+// See [Object.SetType].
+func (c *Collection) SetType(typ string) *Collection {
+	(*Object)(c).SetType(typ)
+	return c
+}
+
+// GetFirst returns the [CollectionPage] in [as.First].
+func (c *Collection) GetFirst() *CollectionPage {
+	if nodes := (*ld.Node)(c).GetNodes(as.First); len(nodes) == 1 {
+		return (*CollectionPage)(&nodes[0])
+	}
+
+	return nil
+}
+
+// SetFirst sets the [CollectionPage] in [as.First].
+func (c *Collection) SetFirst(p CollectionPage) *Collection {
+	(*ld.Node)(c).SetNodes(as.First, ld.Node(p))
+	return c
+}
+
+// GetTotalItems returns the value from [as.TotalItems]
+//
+// See https://www.w3.org/TR/activitystreams-vocabulary/#dfn-totalitems.
+func (c *Collection) GetTotalItems() json.RawMessage {
+	if nodes := (*ld.Node)(c).GetNodes(as.TotalItems); len(nodes) == 1 {
+		return nodes[0].Value
+	}
+
+	return nil
+}
+
+// SetTotalItems sets the value in [as.TotalItems].
+func (c *Collection) SetTotalItems(v json.RawMessage) *Collection {
+	(*ld.Node)(c).SetNodes(as.TotalItems, ld.Node{Value: v})
+	return c
+}
+
+// CollectionPage is the ActivityStreams CollectionPage type.
+//
+// It is also used for the OrderedCollectionPage. Use [CollectionPage.IsOrdered]
+// to see, or [CollectionPage.GetType].
+type CollectionPage Object
+
+// NewCollectionPage initialises a new CollectionPage.
+func NewCollectionPage() *CollectionPage {
+	return &CollectionPage{
+		Properties: make(ld.Properties),
+		Type:       []string{as.TypeCollectionPage},
+	}
+}
+
+// Build finalises the CollectionPage.
+func (p *CollectionPage) Build() CollectionPage {
+	return *p
+}
+
+// See [Object.GetType].
+func (p *CollectionPage) GetType() string {
+	return (*Object)(p).GetType()
+}
+
+// See [Object.SetType].
+func (p *CollectionPage) SetType(typ string) *CollectionPage {
+	(*Object)(p).SetType(typ)
+	return p
+}
+
+// GetNext returns the URL stored in [as.Next].
+//
+// See https://www.w3.org/TR/activitystreams-vocabulary/#dfn-next.
+func (p *CollectionPage) GetNext() string {
+	if nodes := (*ld.Node)(p).GetNodes(as.Next); len(nodes) == 1 {
+		return nodes[0].ID
+	}
+
+	return ""
+}
+
+// SetNext sets the URL in [as.Next].
+func (p *CollectionPage) SetNext(url string) *CollectionPage {
+	(*ld.Node)(p).SetNodes(as.Next, ld.Node{ID: url})
+	return p
+}
+
+// GetPartOf returns the URL stored in [as.PartOf].
+//
+// See https://www.w3.org/TR/activitystreams-vocabulary/#dfn-partof.
+func (p *CollectionPage) GetPartOf() string {
+	if nodes := (*ld.Node)(p).GetNodes(as.PartOf); len(nodes) == 1 {
+		return nodes[0].ID
+	}
+
+	return ""
+}
+
+// SetPartOf sets the URL in [as.PartOf].
+func (p *CollectionPage) SetPartOf(url string) *CollectionPage {
+	(*ld.Node)(p).SetNodes(as.PartOf, ld.Node{ID: url})
+	return p
+}
+
+// GetPrev returns the URL stored in [as.Prev].
+//
+// See https://www.w3.org/TR/activitystreams-vocabulary/#dfn-prev.
+func (p *CollectionPage) GetPrev() string {
+	if nodes := (*ld.Node)(p).GetNodes(as.Prev); len(nodes) == 1 {
+		return nodes[0].ID
+	}
+
+	return ""
+}
+
+// SetPrev sets the URL in [as.Prev].
+func (p *CollectionPage) SetPrev(url string) *CollectionPage {
+	(*ld.Node)(p).SetNodes(as.Prev, ld.Node{ID: url})
+	return p
+}