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// Copyright (c) 2023 Tulir Asokan
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package whatsmeow
import (
"context"
"encoding/json"
"fmt"
"log"
"time"
"github.com/beeper/argo-go/codec"
"github.com/beeper/argo-go/pkg/buf"
"go.mau.fi/whatsmeow/argo"
waBinary "go.mau.fi/whatsmeow/binary"
"go.mau.fi/whatsmeow/proto/waWa6"
"go.mau.fi/whatsmeow/store"
"go.mau.fi/whatsmeow/types"
)
// NewsletterSubscribeLiveUpdates subscribes to receive live updates from a WhatsApp channel temporarily (for the duration returned).
func (cli *Client) NewsletterSubscribeLiveUpdates(ctx context.Context, jid types.JID) (time.Duration, error) {
resp, err := cli.sendIQ(ctx, infoQuery{
Namespace: "newsletter",
Type: iqSet,
To: jid,
Content: []waBinary.Node{{
Tag: "live_updates",
}},
})
if err != nil {
return 0, err
}
child := resp.GetChildByTag("live_updates")
dur := child.AttrGetter().Int("duration")
return time.Duration(dur) * time.Second, nil
}
// NewsletterMarkViewed marks a channel message as viewed, incrementing the view counter.
//
// This is not the same as marking the channel as read on your other devices, use the usual MarkRead function for that.
func (cli *Client) NewsletterMarkViewed(ctx context.Context, jid types.JID, serverIDs []types.MessageServerID) error {
if cli == nil {
return ErrClientIsNil
}
items := make([]waBinary.Node, len(serverIDs))
for i, id := range serverIDs {
items[i] = waBinary.Node{
Tag: "item",
Attrs: waBinary.Attrs{
"server_id": id,
},
}
}
reqID := cli.generateRequestID()
resp := cli.waitResponse(reqID)
err := cli.sendNode(ctx, waBinary.Node{
Tag: "receipt",
Attrs: waBinary.Attrs{
"to": jid,
"type": "view",
"id": reqID,
},
Content: []waBinary.Node{{
Tag: "list",
Content: items,
}},
})
if err != nil {
cli.cancelResponse(reqID, resp)
return err
}
// TODO handle response?
<-resp
return nil
}
// NewsletterSendReaction sends a reaction to a channel message.
// To remove a reaction sent earlier, set reaction to an empty string.
//
// The last parameter is the message ID of the reaction itself. It can be left empty to let whatsmeow generate a random one.
func (cli *Client) NewsletterSendReaction(ctx context.Context, jid types.JID, serverID types.MessageServerID, reaction string, messageID types.MessageID) error {
if messageID == "" {
messageID = cli.GenerateMessageID()
}
reactionAttrs := waBinary.Attrs{}
messageAttrs := waBinary.Attrs{
"to": jid,
"id": messageID,
"server_id": serverID,
"type": "reaction",
}
if reaction != "" {
reactionAttrs["code"] = reaction
} else {
messageAttrs["edit"] = string(types.EditAttributeSenderRevoke)
}
return cli.sendNode(ctx, waBinary.Node{
Tag: "message",
Attrs: messageAttrs,
Content: []waBinary.Node{{
Tag: "reaction",
Attrs: reactionAttrs,
}},
})
}
const (
queryFetchNewsletter = "6563316087068696"
queryFetchNewsletterDehydrated = "7272540469429201"
queryRecommendedNewsletters = "7263823273662354" // variables -> input -> {limit: 20, country_codes: [string]}, output: xwa2_newsletters_recommended
queryNewslettersDirectory = "6190824427689257" // variables -> input -> {view: "RECOMMENDED", limit: 50, start_cursor: base64, filters: {country_codes: [string]}}
querySubscribedNewsletters = "6388546374527196" // variables -> empty, output: xwa2_newsletter_subscribed
queryNewsletterSubscribers = "9800646650009898" // variables -> input -> {newsletter_id, count}, output: xwa2_newsletter_subscribers -> subscribers -> edges
mutationMuteNewsletter = "6274038279359549" // variables -> {newsletter_id, updates->{description, settings}}, output: xwa2_newsletter_update -> NewsletterMetadata without viewer meta
mutationUnmuteNewsletter = "6068417879924485"
mutationUpdateNewsletter = "7150902998257522"
mutationCreateNewsletter = "6234210096708695"
mutationUnfollowNewsletter = "6392786840836363"
mutationFollowNewsletter = "9926858900719341"
// desktop & mobile
queryFetchNewsletterDesktop = "9779843322044422"
queryRecommendedNewslettersDesktop = "27256776790637714"
querySubscribedNewslettersDesktop = "8621797084555037"
queryNewsletterSubscribersDesktop = "25403502652570342"
mutationMuteNewsletterDesktop = "5971669009605755" // variables -> {newsletter_id, updates->{description, settings}}, output: xwa2_newsletter_update -> NewsletterMetadata without viewer meta
mutationUnmuteNewsletterDesktop = "6104029483058502"
mutationUpdateNewsletterDesktop = "7839742399440946"
mutationCreateNewsletterDesktop = "27527996220149684"
mutationUnfollowNewsletterDesktop = "8782612271820087"
mutationFollowNewsletterDesktop = "8621797084555037"
)
func convertQueryID(cli *Client, queryID string) string {
if payload := cli.Store.GetClientPayload(); payload.GetUserAgent().Platform == waWa6.ClientPayload_UserAgent_MACOS.Enum() || payload.GetWebInfo() == nil {
switch queryID {
case queryFetchNewsletter:
return queryFetchNewsletterDesktop
case queryRecommendedNewsletters:
return queryRecommendedNewslettersDesktop
case querySubscribedNewsletters:
return querySubscribedNewslettersDesktop
case queryNewsletterSubscribers:
return queryNewsletterSubscribersDesktop
case mutationMuteNewsletter:
return mutationMuteNewsletterDesktop
case mutationUnmuteNewsletter:
return mutationUnmuteNewsletterDesktop
case mutationUpdateNewsletter:
return mutationUpdateNewsletterDesktop
case mutationCreateNewsletter:
return mutationCreateNewsletterDesktop
case mutationUnfollowNewsletter:
return mutationUnfollowNewsletterDesktop
case mutationFollowNewsletter:
return mutationFollowNewsletterDesktop
default:
return queryID
}
} else {
return queryID
}
}
func (cli *Client) sendMexIQ(ctx context.Context, queryID string, variables any) (json.RawMessage, error) {
if store.BaseClientPayload.GetUserAgent().GetPlatform() == waWa6.ClientPayload_UserAgent_MACOS {
return nil, fmt.Errorf("argo decoding is currently broken")
}
queryID = convertQueryID(cli, queryID)
payload, err := json.Marshal(map[string]any{
"variables": variables,
})
if err != nil {
return nil, err
}
resp, err := cli.sendIQ(ctx, infoQuery{
Namespace: "w:mex",
Type: iqGet,
To: types.ServerJID,
Content: []waBinary.Node{{
Tag: "query",
Attrs: waBinary.Attrs{
"query_id": queryID,
},
Content: payload,
}},
})
if err != nil {
return nil, err
}
result, ok := resp.GetOptionalChildByTag("result")
if !ok {
return nil, &ElementMissingError{Tag: "result", In: "mex response"}
}
resultContent, ok := result.Content.([]byte)
if !ok {
return nil, fmt.Errorf("unexpected content type %T in mex response", result.Content)
}
if result.AttrGetter().OptionalString("format") == "argo" {
if true {
return nil, fmt.Errorf("argo decoding is currently broken")
}
store, err := argo.GetStore()
if err != nil {
return nil, err
}
queryIDMap, err := argo.GetQueryIDToMessageName()
if err != nil {
return nil, err
}
wt := store[queryIDMap[queryID]]
decoder, err := codec.NewArgoDecoder(buf.NewBufReadonly(resultContent))
if err != nil {
return nil, err
}
data, err := decoder.ArgoToMap(wt)
if err != nil {
log.Fatalf("argo to map error: %v", err)
}
b, err := json.Marshal(data)
if err != nil {
return nil, err
}
return b, nil
} else {
var gqlResp types.GraphQLResponse
err = json.Unmarshal(resultContent, &gqlResp)
if err != nil {
return nil, fmt.Errorf("failed to unmarshal graphql response: %w", err)
} else if len(gqlResp.Errors) > 0 {
return gqlResp.Data, fmt.Errorf("graphql error: %w", gqlResp.Errors)
}
return gqlResp.Data, nil
}
}
type respGetNewsletterInfo struct {
Newsletter *types.NewsletterMetadata `json:"xwa2_newsletter"`
}
func (cli *Client) getNewsletterInfo(ctx context.Context, input map[string]any, fetchViewerMeta bool) (*types.NewsletterMetadata, error) {
data, err := cli.sendMexIQ(ctx, queryFetchNewsletter, map[string]any{
"fetch_creation_time": true,
"fetch_full_image": true,
"fetch_viewer_metadata": fetchViewerMeta,
"input": input,
})
var respData respGetNewsletterInfo
if data != nil {
jsonErr := json.Unmarshal(data, &respData)
if err == nil && jsonErr != nil {
err = jsonErr
}
}
return respData.Newsletter, err
}
// GetNewsletterInfo gets the info of a newsletter that you're joined to.
func (cli *Client) GetNewsletterInfo(ctx context.Context, jid types.JID) (*types.NewsletterMetadata, error) {
return cli.getNewsletterInfo(ctx, map[string]any{
"key": jid.String(),
"type": types.NewsletterKeyTypeJID,
}, true)
}
// GetNewsletterInfoWithInvite gets the info of a newsletter with an invite link.
//
// You can either pass the full link (https://whatsapp.com/channel/...) or just the `...` part.
//
// Note that the ViewerMeta field of the returned NewsletterMetadata will be nil.
func (cli *Client) GetNewsletterInfoWithInvite(ctx context.Context, key string) (*types.NewsletterMetadata, error) {
return cli.getNewsletterInfo(ctx, map[string]any{
"key": stripURLPrefix(key, NewsletterLinkPrefix),
"type": types.NewsletterKeyTypeInvite,
}, false)
}
type respGetSubscribedNewsletters struct {
Newsletters []*types.NewsletterMetadata `json:"xwa2_newsletter_subscribed"`
}
// GetSubscribedNewsletters gets the info of all newsletters that you're joined to.
func (cli *Client) GetSubscribedNewsletters(ctx context.Context) ([]*types.NewsletterMetadata, error) {
data, err := cli.sendMexIQ(ctx, querySubscribedNewsletters, map[string]any{})
var respData respGetSubscribedNewsletters
if data != nil {
jsonErr := json.Unmarshal(data, &respData)
if err == nil && jsonErr != nil {
err = jsonErr
}
}
return respData.Newsletters, err
}
type CreateNewsletterParams struct {
Name string `json:"name"`
Description string `json:"description,omitempty"`
Picture []byte `json:"picture,omitempty"`
}
type respCreateNewsletter struct {
Newsletter *types.NewsletterMetadata `json:"xwa2_newsletter_create"`
}
// CreateNewsletter creates a new WhatsApp channel.
func (cli *Client) CreateNewsletter(ctx context.Context, params CreateNewsletterParams) (*types.NewsletterMetadata, error) {
resp, err := cli.sendMexIQ(ctx, mutationCreateNewsletter, map[string]any{
"newsletter_input": ¶ms,
})
if err != nil {
return nil, err
}
var respData respCreateNewsletter
err = json.Unmarshal(resp, &respData)
if err != nil {
return nil, err
}
return respData.Newsletter, nil
}
// AcceptTOSNotice accepts a ToS notice.
//
// To accept the terms for creating newsletters, use
//
// cli.AcceptTOSNotice("20601218", "5")
func (cli *Client) AcceptTOSNotice(ctx context.Context, noticeID, stage string) error {
_, err := cli.sendIQ(ctx, infoQuery{
Namespace: "tos",
Type: iqSet,
To: types.ServerJID,
Content: []waBinary.Node{{
Tag: "notice",
Attrs: waBinary.Attrs{
"id": noticeID,
"stage": stage,
},
}},
})
return err
}
// NewsletterToggleMute changes the mute status of a newsletter.
func (cli *Client) NewsletterToggleMute(ctx context.Context, jid types.JID, mute bool) error {
query := mutationUnmuteNewsletter
if mute {
query = mutationMuteNewsletter
}
_, err := cli.sendMexIQ(ctx, query, map[string]any{
"newsletter_id": jid.String(),
})
return err
}
// FollowNewsletter makes the user follow (join) a WhatsApp channel.
func (cli *Client) FollowNewsletter(ctx context.Context, jid types.JID) error {
_, err := cli.sendMexIQ(ctx, mutationFollowNewsletter, map[string]any{
"newsletter_id": jid.String(),
})
return err
}
// UnfollowNewsletter makes the user unfollow (leave) a WhatsApp channel.
func (cli *Client) UnfollowNewsletter(ctx context.Context, jid types.JID) error {
_, err := cli.sendMexIQ(ctx, mutationUnfollowNewsletter, map[string]any{
"newsletter_id": jid.String(),
})
return err
}
type GetNewsletterMessagesParams struct {
Count int
Before types.MessageServerID
}
// GetNewsletterMessages gets messages in a WhatsApp channel.
func (cli *Client) GetNewsletterMessages(ctx context.Context, jid types.JID, params *GetNewsletterMessagesParams) ([]*types.NewsletterMessage, error) {
attrs := waBinary.Attrs{
"type": "jid",
"jid": jid,
}
if params != nil {
if params.Count != 0 {
attrs["count"] = params.Count
}
if params.Before != 0 {
attrs["before"] = params.Before
}
}
resp, err := cli.sendIQ(ctx, infoQuery{
Namespace: "newsletter",
Type: iqGet,
To: types.ServerJID,
Content: []waBinary.Node{{
Tag: "messages",
Attrs: attrs,
}},
})
if err != nil {
return nil, err
}
messages, ok := resp.GetOptionalChildByTag("messages")
if !ok {
return nil, &ElementMissingError{Tag: "messages", In: "newsletter messages response"}
}
return cli.parseNewsletterMessages(&messages), nil
}
type GetNewsletterUpdatesParams struct {
Count int
Since time.Time
After types.MessageServerID
}
// GetNewsletterMessageUpdates gets updates in a WhatsApp channel.
//
// These are the same kind of updates that NewsletterSubscribeLiveUpdates triggers (reaction and view counts).
func (cli *Client) GetNewsletterMessageUpdates(ctx context.Context, jid types.JID, params *GetNewsletterUpdatesParams) ([]*types.NewsletterMessage, error) {
attrs := waBinary.Attrs{}
if params != nil {
if params.Count != 0 {
attrs["count"] = params.Count
}
if !params.Since.IsZero() {
attrs["since"] = params.Since.Unix()
}
if params.After != 0 {
attrs["after"] = params.After
}
}
resp, err := cli.sendIQ(ctx, infoQuery{
Namespace: "newsletter",
Type: iqGet,
To: jid,
Content: []waBinary.Node{{
Tag: "message_updates",
Attrs: attrs,
}},
})
if err != nil {
return nil, err
}
messages, ok := resp.GetOptionalChildByTag("message_updates", "messages")
if !ok {
return nil, &ElementMissingError{Tag: "messages", In: "newsletter messages response"}
}
return cli.parseNewsletterMessages(&messages), nil
}