From e416fe6ae6a6b3cf71acd79f7f3575351d39dcf8 Mon Sep 17 00:00:00 2001
From: David Bremner <david@tethera.net>
Date: Sat, 31 Jul 2021 15:48:25 -0400
Subject: implement command loop and discard command

---
 mm3mod/__init__.py | 88 ++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 85 insertions(+), 3 deletions(-)

diff --git a/mm3mod/__init__.py b/mm3mod/__init__.py
index 44e6744..83577ae 100644
--- a/mm3mod/__init__.py
+++ b/mm3mod/__init__.py
@@ -1,15 +1,97 @@
+import os
+import cmd
 import configparser
-from xdg import xdg_config_home
 from pathlib import PurePath
+from mailmanclient.client import Client
+
+class ModShell(cmd.Cmd):
+    intro = 'Type help or ? for a list of commands'
+
+    def __init__(self, client, mlist):
+        self.client = client;
+        self.mlist = mlist;
+        self.prompt = '({:s}) '.format(mlist.list_name)
+        cmd.Cmd.__init__(self)
+
+    def emptyline(self):
+        pass
+
+    def print_held(self):
+        self.held_messages = self.mlist.get_held_page (50,1)
+        print ()
+        for msg in self.held_messages:
+            print(msg.request_id, msg.subject, msg.sender)
+        print ()
+
+    def matching_request_ids(self,text):
+        candidates = []
+        prefix_len = len(text)
+        if text == "page"[0:prefix_len]:
+            candidates.append('page')
+
+        for msg in self.held_messages:
+            string =  str(msg.request_id)
+            if text == string[0:prefix_len]:
+                candidates.append(string)
+        return candidates
+
+    def complete_discard(self, text, line, begidx, endidx):
+        return self.matching_request_ids(text)
+
+    def do_discard(self, arg):
+        '''
+        discard <number> | page
+        '''
+        try:
+            if arg == 'page':
+                for msg in self.held_messages:
+                    msg.discard()
+            else:
+                n = int(arg)
+                self.mlist.get_held_message (n).discard()
+        except ValueError:
+            print('Illegal request_id: {:s}'.format(arg))
+
+        return False
+
+    def preloop(self):
+        self.print_held()
+
+    def postcmd(self, stop, line):
+        if (not stop):
+            self.print_held()
+        return stop
+
+    def do_EOF(self,arg):
+        'exit'
+        return True
+
+    def do_quit(self,arg):
+        '''
+        exit moderation shell
+        '''
+        return True
 
 def main ():
 
-    config_path = PurePath (xdg_config_home (), 'mm3mod', 'config.ini')
+    home = os.environ.get('HOME')
+    xdg_config_home = os.environ.get('XDG_CONFIG_HOME') or \
+        os.path.join(home, '.config')
+
+    config_path = PurePath (xdg_config_home, 'mm3mod', 'config.ini')
     config = configparser.ConfigParser ()
+
     with open(config_path) as f:
         config.read_file (f)
 
-    print("user =", config.get('rest','user'))
+    baseurl = config.get('rest', 'baseurl', fallback="http://localhost:8001/3.1/")
+    user = config.get('rest', 'user', fallback='restadmin')
+    password = config.get('rest', 'password')
+    client = Client (baseurl, name=user, password=password);
+    list_name = config.get('list','name')
+
+    mlist = client.get_list (list_name)
+    ModShell(client, mlist).cmdloop()
 
 if __name__ == "__main__":
     main()
-- 
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