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label.go
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label.go
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package elevengo
import (
"context"
"github.com/deadblue/elevengo/internal/protocol"
"github.com/deadblue/elevengo/lowlevel/api"
"github.com/deadblue/elevengo/lowlevel/errors"
"github.com/deadblue/elevengo/lowlevel/types"
)
type LabelColor int
const (
LabelColorBlank LabelColor = iota
LabelColorRed
LabelColorOrange
LabelColorYellow
LabelColorGreen
LabelColorBlue
LabelColorPurple
LabelColorGray
)
var (
labelColorMap = map[LabelColor]string{
LabelColorBlank: api.LabelColorBlank,
LabelColorRed: api.LabelColorRed,
LabelColorOrange: api.LabelColorOrange,
LabelColorYellow: api.LabelColorYellow,
LabelColorGreen: api.LabelColorGreen,
LabelColorBlue: api.LabelColorBlue,
LabelColorPurple: api.LabelColorPurple,
LabelColorGray: api.LabelColorGray,
}
labelColorRevMap = map[string]LabelColor{
api.LabelColorBlank: LabelColorBlank,
api.LabelColorRed: LabelColorRed,
api.LabelColorOrange: LabelColorOrange,
api.LabelColorYellow: LabelColorYellow,
api.LabelColorGreen: LabelColorGreen,
api.LabelColorBlue: LabelColorBlue,
api.LabelColorPurple: LabelColorPurple,
api.LabelColorGray: LabelColorGray,
}
)
type Label struct {
Id string
Name string
Color LabelColor
}
// labelIterator implements Iterator[Label].
type labelIterator struct {
// Offset
offset int
// Total count
count int
// Cached labels
labels []*types.LabelInfo
// Cache index
index int
// Cache size
size int
// Update function
uf func(*labelIterator) error
}
func (i *labelIterator) Next() (err error) {
i.index += 1
if i.index < i.size {
return
}
i.offset += i.size
if i.offset >= i.count {
return errors.ErrReachEnd
}
return i.uf(i)
}
func (i *labelIterator) Index() int {
return i.offset + i.index
}
func (i *labelIterator) Get(label *Label) error {
if i.index >= i.size {
return errors.ErrReachEnd
}
l := i.labels[i.index]
label.Id = l.Id
label.Name = l.Name
label.Color = labelColorRevMap[l.Color]
return nil
}
func (i *labelIterator) Count() int {
return i.count
}
func (a *Agent) LabelIterate() (it Iterator[Label], err error) {
li := &labelIterator{
uf: a.labelIterateInternal,
}
if err = a.labelIterateInternal(li); err == nil {
it = li
}
return
}
func (a *Agent) labelIterateInternal(i *labelIterator) (err error) {
spec := (&api.LabelListSpec{}).Init(i.offset, protocol.LabelListLimit)
if err = a.llc.CallApi(spec, context.Background()); err != nil {
return
}
i.count = spec.Result.Total
i.index, i.size = 0, len(spec.Result.List)
i.labels = make([]*types.LabelInfo, i.size)
copy(i.labels, spec.Result.List)
return
}
// LabelFind finds label whose name is name, and returns it.
func (a *Agent) LabelFind(name string, label *Label) (err error) {
spec := (&api.LabelSearchSpec{}).Init(name, 0, protocol.LabelListLimit)
if err = a.llc.CallApi(spec, context.Background()); err != nil {
return
}
if spec.Result.Total == 0 || spec.Result.List[0].Name != name {
err = errors.ErrNotExist
} else {
li := spec.Result.List[0]
label.Id = li.Id
label.Name = li.Name
label.Color = labelColorRevMap[li.Color]
}
return
}
// LabelCreate creates a label with name and color, returns its ID.
func (a *Agent) LabelCreate(name string, color LabelColor) (labelId string, err error) {
colorName, ok := labelColorMap[color]
if !ok {
colorName = api.LabelColorBlank
}
spec := (&api.LabelCreateSpec{}).Init(
name, colorName,
)
if err = a.llc.CallApi(spec, context.Background()); err != nil {
return
}
if len(spec.Result) > 0 {
labelId = spec.Result[0].Id
}
return
}
// LabelUpdate updates label's name or color.
func (a *Agent) LabelUpdate(label *Label) (err error) {
if label == nil || label.Id == "" {
return
}
colorName, ok := labelColorMap[label.Color]
if !ok {
colorName = api.LabelColorBlank
}
spec := (&api.LabelEditSpec{}).Init(
label.Id, label.Name, colorName,
)
return a.llc.CallApi(spec, context.Background())
}
// LabelDelete deletes a label whose ID is labelId.
func (a *Agent) LabelDelete(labelId string) (err error) {
if labelId == "" {
return
}
spec := (&api.LabelDeleteSpec{}).Init(labelId)
return a.llc.CallApi(spec, context.Background())
}
func (a *Agent) LabelSetOrder(labelId string, order FileOrder, asc bool) (err error) {
spec := (&api.LabelSetOrderSpec{}).Init(
labelId, getOrderName(order), asc,
)
return a.llc.CallApi(spec, context.Background())
}
// FileSetLabels sets labels for a file, you can also remove all labels from it
// by not passing any labelId.
func (a *Agent) FileSetLabels(fileId string, labelIds ...string) (err error) {
spec := (&api.FileLabelSpec{}).Init(fileId, labelIds)
return a.llc.CallApi(spec, context.Background())
}