Show stored images to the user

[onechat] / whatsapp_state.go

diff --git a/whatsapp_state.go b/whatsapp_state.go
index 41bd2f0b50b81e7bc90a812fc6d7947f07fb58ae..b1b5935c7536833728bea6a06230998b1ae605af 100644 (file)
--- a/whatsapp_state.go
+++ b/whatsapp_state.go
@@ -16,12 +16,12 @@ const (
        // the batches that are not in the log yet and the records of the sends.
        whatsappStateFileName = "state.json"
 
-       // whatsappBatchQuiet is how long a chat is quiet before its batch
+       // whatsappBatchIdleTimeout is how long a chat is quiet before its batch
        // closes.
-       whatsappBatchQuiet = 20 * time.Second
+       whatsappBatchIdleTimeout = 20 * time.Second
 
-       // whatsappBatchWindow is the longest time of a batch.
-       whatsappBatchWindow = 2 * time.Minute
+       // whatsappBatchTimeout is the longest time of a batch.
+       whatsappBatchTimeout = 2 * time.Minute
 
        // whatsappBatchMessages is the most messages of a batch.
        whatsappBatchMessages = 50
@@ -32,8 +32,9 @@ const (
 )
 
 // openWhatsAppState reads the batches and the send records of the state file at
-// path. A missing file holds none. A batch closes after whatsappBatchQuiet with
-// no message, or after whatsappBatchWindow at the latest.
+// path. A missing file holds none. A batch closes after
+// whatsappBatchIdleTimeout with no message, or after whatsappBatchTimeout at
+// the latest.
 func openWhatsAppState(path string) (*WhatsAppState, error) {
        s := &WhatsAppState{
                path: path,
@@ -59,12 +60,13 @@ func openWhatsAppState(path string) (*WhatsAppState, error) {
 // WhatsAppState holds the state file: the send records, and the batches of the
 // WhatsApp messages that are not in the log yet, open and closed, in the order
 // of their first message. The messages of one chat form one batch while the
-// times of the messages are at most whatsappBatchQuiet apart, at most
-// whatsappBatchWindow after the first, and the batch has fewer than
+// times of the messages are at most whatsappBatchIdleTimeout apart, at most
+// whatsappBatchTimeout after the first, and the batch has fewer than
 // whatsappBatchMessages messages. The times are the WhatsApp times, so a
 // catch-up after a stop gives the same batches as live messages. A batch also
-// closes when whatsappBatchQuiet passes after the arrival of its last message,
-// or whatsappBatchWindow after the arrival of its first message, in real time.
+// closes when whatsappBatchIdleTimeout passes after the arrival of its last
+// message, or whatsappBatchTimeout after the arrival of its first message, in
+// real time.
 //
 // A send record keeps the result of a send by its ID, so that a repeated call
 // of the send tool does not send again. The state file keeps the last
@@ -99,7 +101,7 @@ func (s *WhatsAppState) Add(chat WhatsAppChat, message WhatsAppMessage, arrival
                        return false, nil
                }
 
-               if message.Time.Sub(batch.Messages[len(batch.Messages)-1].Time) > whatsappBatchQuiet || message.Time.Sub(batch.Messages[0].Time) > whatsappBatchWindow {
+               if message.Time.Sub(batch.Messages[len(batch.Messages)-1].Time) > whatsappBatchIdleTimeout || message.Time.Sub(batch.Messages[0].Time) > whatsappBatchTimeout {
                        batch.Closed = true
                        closed = true
                        index = -1
@@ -258,8 +260,8 @@ func (s *WhatsAppState) open(chat string) int {
 
 // deadline returns when batch closes in real time.
 func (s *WhatsAppState) deadline(batch WhatsAppBatch) time.Time {
-       quiet := batch.Last.Add(whatsappBatchQuiet)
-       window := batch.First.Add(whatsappBatchWindow)
+       quiet := batch.Last.Add(whatsappBatchIdleTimeout)
+       window := batch.First.Add(whatsappBatchTimeout)
        if window.Before(quiet) {
                return window
        }