80 lines
2.5 KiB
Go
80 lines
2.5 KiB
Go
package webserver
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import (
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"encoding/json"
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"io"
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"net/http"
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"strconv"
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"strings"
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"gitlab.com/offline-twitter/twitter_offline_engine/pkg/persistence"
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"gitlab.com/offline-twitter/twitter_offline_engine/pkg/scraper"
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)
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type MessageData struct {
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persistence.DMChatView
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LatestPollingTimestamp int
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ScrollBottom bool
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}
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func (app *Application) Messages(w http.ResponseWriter, r *http.Request) {
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app.traceLog.Printf("'Messages' handler (path: %q)", r.URL.Path)
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if app.ActiveUser.ID == 0 {
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app.error_401(w)
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return
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}
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parts := strings.Split(strings.Trim(r.URL.Path, "/"), "/")
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room_id := scraper.DMChatRoomID(parts[0])
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if r.URL.Query().Has("poll") {
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// Not run as a goroutine; this call blocks. It's not actually "background"
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app.background_dm_polling_scrape()
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}
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chat_view_data := MessageData{DMChatView: app.Profile.GetChatRoomsPreview(app.ActiveUser.ID)} // Get message list previews
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global_data := PageGlobalData{TweetTrove: chat_view_data.DMChatView.TweetTrove}
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if room_id != "" {
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// First send a message, if applicable
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if len(parts) == 2 && parts[1] == "send" {
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body, err := io.ReadAll(r.Body)
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panic_if(err)
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var message_data struct {
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Text string `json:"text"`
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}
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panic_if(json.Unmarshal(body, &message_data))
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trove := scraper.SendDMMessage(room_id, message_data.Text, 0)
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app.Profile.SaveDMTrove(trove, false)
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app.buffered_render_htmx(w, "dm-composer", global_data, chat_view_data) // Wipe the chat box
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go app.Profile.SaveDMTrove(trove, true)
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}
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chat_view_data.ActiveRoomID = room_id
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chat_view_data.LatestPollingTimestamp = -1
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if latest_timestamp_str := r.URL.Query().Get("latest_timestamp"); latest_timestamp_str != "" {
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var err error
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chat_view_data.LatestPollingTimestamp, err = strconv.Atoi(latest_timestamp_str)
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panic_if(err)
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}
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if r.URL.Query().Get("scroll_bottom") != "0" {
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chat_view_data.ScrollBottom = true
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}
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chat_contents := app.Profile.GetChatRoomContents(room_id, chat_view_data.LatestPollingTimestamp)
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chat_view_data.MergeWith(chat_contents.DMTrove)
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chat_view_data.MessageIDs = chat_contents.MessageIDs
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if len(chat_view_data.MessageIDs) > 0 {
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last_message_id := chat_view_data.MessageIDs[len(chat_view_data.MessageIDs)-1]
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chat_view_data.LatestPollingTimestamp = int(chat_view_data.Messages[last_message_id].SentAt.UnixMilli())
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}
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if r.URL.Query().Has("poll") || len(parts) == 2 && parts[1] == "send" {
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app.buffered_render_htmx(w, "messages-with-poller", global_data, chat_view_data)
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return
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}
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}
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app.buffered_render_page(w, "tpl/messages.tpl", global_data, chat_view_data)
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}
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