avoid inbox jobs_needed flag

src/context.rs

@@ -44,7 +44,6 @@ pub struct Context {
     /// Blob directory path
     blobdir: PathBuf,
     pub sql: Sql,
-    pub perform_inbox_jobs_needed: Arc<RwLock<bool>>,
     pub probe_imap_network: Arc<RwLock<bool>>,
     pub inbox_thread: Arc<RwLock<JobThread>>,
     pub sentbox_thread: Arc<RwLock<JobThread>>,
@@ -147,7 +146,6 @@ impl Context {
                 Imap::new(),
             ))),
             probe_imap_network: Arc::new(RwLock::new(false)),
-            perform_inbox_jobs_needed: Arc::new(RwLock::new(false)),
             generating_key_mutex: Mutex::new(()),
             translated_stockstrings: RwLock::new(HashMap::new()),
         };

src/job.rs

@@ -35,7 +35,7 @@ const JOB_RETRIES: u32 = 17;
 /// Thread IDs
 #[derive(Debug, Display, Copy, Clone, PartialEq, Eq, FromPrimitive, ToPrimitive, FromSql, ToSql)]
 #[repr(i32)]
-enum Thread {
+pub enum Thread {
     Unknown = 0,
     Imap = 100,
     Smtp = 5000,
@@ -436,13 +436,6 @@ pub fn perform_sentbox_fetch(context: &Context) {
 }
 
 pub fn perform_inbox_idle(context: &Context) {
-    if *context.perform_inbox_jobs_needed.clone().read().unwrap() {
-        info!(
-            context,
-            "INBOX-IDLE will not be started because of waiting jobs."
-        );
-        return;
-    }
     let use_network = context.get_config_bool(Config::InboxWatch);
 
     context
@@ -552,7 +545,7 @@ pub fn perform_smtp_idle(context: &Context) {
     info!(context, "SMTP-idle ended.",);
 }
 
-fn get_next_wakeup_time(context: &Context, thread: Thread) -> Duration {
+pub(crate) fn get_next_wakeup_time(context: &Context, thread: Thread) -> Duration {
     let t: i64 = context
         .sql
         .query_get_value(
@@ -704,7 +697,6 @@ pub fn perform_inbox_jobs(context: &Context) {
 
     let probe_imap_network = *context.probe_imap_network.clone().read().unwrap();
     *context.probe_imap_network.write().unwrap() = false;
-    *context.perform_inbox_jobs_needed.write().unwrap() = false;
 
     job_perform(context, Thread::Imap, probe_imap_network);
     info!(context, "dc_perform_inbox_jobs ended.",);
@@ -951,10 +943,6 @@ pub fn add_job_no_interrupt(
             (timestamp + delay_seconds as i64)
         ]
     ).ok();
-
-    if thread == Thread::Imap {
-        *context.perform_inbox_jobs_needed.write().unwrap() = true;
-    }
 }
 
 pub fn add_job_with_interrupt(

src/job_thread.rs

@@ -3,6 +3,8 @@ use std::sync::{Arc, Condvar, Mutex};
 use crate::context::Context;
 use crate::error::{Error, Result};
 use crate::imap::Imap;
+use crate::job::{get_next_wakeup_time, Thread};
+use std::time::Duration;
 
 #[derive(Debug)]
 pub struct JobThread {
@@ -57,10 +59,6 @@ impl JobThread {
     }
 
     pub fn interrupt_idle(&self, context: &Context) {
-        {
-            self.state.0.lock().unwrap().jobs_needed = true;
-        }
-
         info!(context, "Interrupting {}-IDLE...", self.name);
 
         self.imap.interrupt_idle(context);
@@ -140,14 +138,15 @@ impl JobThread {
             let &(ref lock, ref cvar) = &*self.state.clone();
             let mut state = lock.lock().unwrap();
 
-            if state.jobs_needed {
-                info!(
-                    context,
-                    "{}-IDLE will not be started as it was interrupted while not ideling.",
-                    self.name,
-                );
-                state.jobs_needed = false;
-                return;
+            if self.folder_config_name == "INBOX" {
+                let duration = get_next_wakeup_time(context, Thread::Imap);
+                if duration <= Duration::from_millis(1) {
+                    info!(
+                        context,
+                        "INBOX-IDLE will not be started because of waiting jobs."
+                    );
+                    return;
+                }
             }
 
             if state.suspended {