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Merge pull request #183 from disgoorg/feature/pagination-helpers
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| package main | ||
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| import ( | ||
| _ "embed" | ||
| "os" | ||
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| "github.com/disgoorg/disgo" | ||
| "github.com/disgoorg/disgo/rest" | ||
| "github.com/disgoorg/log" | ||
| ) | ||
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| var token = os.Getenv("disgo_token") | ||
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| func main() { | ||
| log.SetFlags(log.LstdFlags | log.Lshortfile) | ||
| log.SetLevel(log.LevelDebug) | ||
| log.Info("starting example...") | ||
| log.Info("bot version: ", disgo.Version) | ||
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| client := rest.New(rest.NewClient(token)) | ||
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| page := client.GetMessagesPage(817327182111571989, 1016790288607498240, 3) | ||
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| var i int | ||
| for page.Next() { | ||
| for _, m := range page.Items { | ||
| println(m.ID) | ||
| } | ||
| println("---") | ||
| i++ | ||
| if i >= 3 { | ||
| break | ||
| } | ||
| } | ||
| if page.Err != nil { | ||
| log.Error(page.Err) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| package rest | ||
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| import ( | ||
| "errors" | ||
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| "github.com/disgoorg/disgo/discord" | ||
| "github.com/disgoorg/snowflake/v2" | ||
| ) | ||
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| var ErrNoMorePages = errors.New("no more pages") | ||
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| type Page[T any] struct { | ||
| getItemsFunc func(before snowflake.ID, after snowflake.ID) ([]T, error) | ||
| getIDFunc func(t T) snowflake.ID | ||
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| Items []T | ||
| Err error | ||
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| ID snowflake.ID | ||
| } | ||
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| func (p *Page[T]) Next() bool { | ||
| if p.Err != nil { | ||
| return false | ||
| } | ||
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| if len(p.Items) > 0 { | ||
| p.ID = p.getIDFunc(p.Items[0]) | ||
| } | ||
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| p.Items, p.Err = p.getItemsFunc(0, p.ID) | ||
| if p.Err == nil && len(p.Items) == 0 { | ||
| p.Err = ErrNoMorePages | ||
| } | ||
| return p.Err == nil | ||
| } | ||
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| func (p *Page[T]) Previous() bool { | ||
| if p.Err != nil { | ||
| return false | ||
| } | ||
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| if len(p.Items) > 0 { | ||
| p.ID = p.getIDFunc(p.Items[len(p.Items)-1]) | ||
| } | ||
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| p.Items, p.Err = p.getItemsFunc(p.ID, 0) | ||
| if p.Err == nil && len(p.Items) == 0 { | ||
| p.Err = ErrNoMorePages | ||
| } | ||
| return p.Err == nil | ||
| } | ||
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| type AuditLogPage struct { | ||
| getItems func(before snowflake.ID) (discord.AuditLog, error) | ||
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| discord.AuditLog | ||
| Err error | ||
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| ID snowflake.ID | ||
| } | ||
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| func (p *AuditLogPage) Previous() bool { | ||
| if p.Err != nil { | ||
| return false | ||
| } | ||
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| if len(p.AuditLogEntries) > 0 { | ||
| p.ID = p.AuditLogEntries[len(p.AuditLogEntries)-1].ID | ||
| } | ||
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| p.AuditLog, p.Err = p.getItems(p.ID) | ||
| if p.Err == nil && len(p.AuditLogEntries) == 0 { | ||
| p.Err = ErrNoMorePages | ||
| } | ||
| return p.Err == nil | ||
| } |