69 lines
1.6 KiB
Go
69 lines
1.6 KiB
Go
package platform
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import (
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"context"
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"errors"
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"regexp"
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)
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// ErrLabelNotFound is the error for a missing Label.
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const ErrLabelNotFound = ChronografError("label not found")
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const (
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OpFindLabels = "FindLabels"
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OpCreateLabel = "CreateLabel"
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OpUpdateLabel = "UpdateLabel"
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OpDeleteLabel = "DeleteLabel"
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)
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var colorPattern = regexp.MustCompile(`^([A-Fa-f0-9]{6})$`)
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type LabelService interface {
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// FindLabels returns a list of labels that match a filter
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FindLabels(ctx context.Context, filter LabelFilter, opt ...FindOptions) ([]*Label, error)
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// CreateLabel creates a new label
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CreateLabel(ctx context.Context, l *Label) error
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// UpdateLabel updates a label with a changeset.
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UpdateLabel(ctx context.Context, l *Label, upd LabelUpdate) (*Label, error)
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// DeleteLabel deletes a label
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DeleteLabel(ctx context.Context, l Label) error
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}
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type Label struct {
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ResourceID ID `json:"resource_id"`
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Name string `json:"name"`
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Color string `json:"color"`
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}
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// Validate returns an error if the label is invalid.
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func (l *Label) Validate() error {
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if !l.ResourceID.Valid() {
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return errors.New("resourceID is required")
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}
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if l.Name == "" {
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return errors.New("label name is required")
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}
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if l.Color != "" && !colorPattern.MatchString(l.Color) {
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return errors.New("label color must be valid hex string")
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}
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return nil
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}
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// LabelUpdate represents a changeset for a label.
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// Only fields which are set are updated.
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type LabelUpdate struct {
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Name *string `json:"name,omitempty"`
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Color *string `json:"color,omitempty"`
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}
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type LabelFilter struct {
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ResourceID ID
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Name string
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}
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