// Copyright 2025 eat-pray-ai & OpenWaygate
// SPDX-License-Identifier: Apache-2.0
package superChatEvent
import (
"errors"
"io"
"math"
"github.com/eat-pray-ai/yutu/pkg"
"github.com/eat-pray-ai/yutu/pkg/auth"
"github.com/eat-pray-ai/yutu/pkg/utils"
"github.com/jedib0t/go-pretty/v6/table"
"google.golang.org/api/youtube/v3"
)
var (
service *youtube.Service
errGetSuperChatEvent = errors.New("failed to get super chat event")
)
type superChatEvent struct {
Hl string `yaml:"hl" json:"hl"`
MaxResults int64 `yaml:"max_results" json:"max_results"`
}
type SuperChatEvent[T any] interface {
Get([]string) ([]*T, error)
List([]string, string, string, io.Writer) error
}
type Option func(*superChatEvent)
func NewSuperChatEvent(opts ...Option) SuperChatEvent[youtube.SuperChatEvent] {
s := &superChatEvent{}
for _, opt := range opts {
opt(s)
}
return s
}
func (s *superChatEvent) Get(parts []string) ([]*youtube.SuperChatEvent, error) {
call := service.SuperChatEvents.List(parts)
if s.Hl != "" {
call = call.Hl(s.Hl)
}
var items []*youtube.SuperChatEvent
pageToken := ""
for s.MaxResults > 0 {
call = call.MaxResults(min(s.MaxResults, pkg.PerPage))
s.MaxResults -= pkg.PerPage
if pageToken != "" {
call = call.PageToken(pageToken)
}
res, err := call.Do()
if err != nil {
return items, errors.Join(errGetSuperChatEvent, err)
}
items = append(items, res.Items...)
pageToken = res.NextPageToken
if pageToken == "" || len(res.Items) == 0 {
break
}
}
return items, nil
}
func (s *superChatEvent) List(
parts []string, output string, jpath string, writer io.Writer,
) error {
events, err := s.Get(parts)
if err != nil && events == nil {
return err
}
switch output {
case "json":
utils.PrintJSON(events, jpath, writer)
case "yaml":
utils.PrintYAML(events, jpath, writer)
case "table":
tb := table.NewWriter()
defer tb.Render()
tb.SetOutputMirror(writer)
tb.SetStyle(pkg.TableStyle)
tb.AppendHeader(table.Row{"ID", "Amount", "Comment", "Supporter"})
for _, event := range events {
tb.AppendRow(
table.Row{
event.Id, event.Snippet.DisplayString, event.Snippet.CommentText,
event.Snippet.SupporterDetails.DisplayName,
},
)
}
}
return err
}
func WithHl(hl string) Option {
return func(s *superChatEvent) {
s.Hl = hl
}
}
func WithMaxResults(maxResults int64) Option {
return func(s *superChatEvent) {
if maxResults < 0 {
maxResults = 1
} else if maxResults == 0 {
maxResults = math.MaxInt64
}
s.MaxResults = maxResults
}
}
func WithService(svc *youtube.Service) Option {
return func(_ *superChatEvent) {
if svc == nil {
svc = auth.NewY2BService(
auth.WithCredential("", pkg.Root.FS()),
auth.WithCacheToken("", pkg.Root.FS()),
).GetService()
}
service = svc
}
}
