From a17e5a456b9bf1a949d9ed1d0d1df90013c69e6d Mon Sep 17 00:00:00 2001
From: mathieui <mathieui@mathieui.net>
Date: Thu, 15 Apr 2021 18:44:22 +0200
Subject: internal: add a different class for UI messages

---
 poezio/core/core.py | 14 +++++---------
 poezio/theming.py   |  2 +-
 poezio/ui/render.py | 24 ++++++++++++++++++++++++
 poezio/ui/types.py  | 27 +++++++++++++++++++++++++++
 4 files changed, 57 insertions(+), 10 deletions(-)

diff --git a/poezio/core/core.py b/poezio/core/core.py
index a940e142..9fa003b6 100644
--- a/poezio/core/core.py
+++ b/poezio/core/core.py
@@ -75,6 +75,7 @@ from poezio.core.structs import (
 from poezio.ui.types import (
     Message,
     PersistentInfoMessage,
+    UIMessage,
 )
 
 log = logging.getLogger(__name__)
@@ -1381,13 +1382,10 @@ class Core:
                     'Did not show the message:\n\t%s> %s \n\tdue to filter_info_messages configuration',
                     typ, msg)
                 return False
-        colors = get_theme().INFO_COLORS
-        color = colors.get(typ.lower(), colors.get('default', None))
         nb_lines = self.information_buffer.add_message(
-            Message(
+            UIMessage(
                 txt=msg,
-                nickname=typ,
-                nick_color=color
+                level=typ,
             )
         )
         popup_on = config.getlist('information_buffer_popup_on')
@@ -1763,11 +1761,9 @@ class Core:
             return
         error_message = get_error_message(error)
         tab.add_message(
-            Message(
+            UIMessage(
                 error_message,
-                highlight=True,
-                nickname='Error',
-                nick_color=get_theme().COLOR_ERROR_MSG,
+                level='Error',
             ),
         )
         code = error['error']['code']
diff --git a/poezio/theming.py b/poezio/theming.py
index c5df114e..32763c66 100755
--- a/poezio/theming.py
+++ b/poezio/theming.py
@@ -368,7 +368,7 @@ class Theme:
     # Info messages color (the part before the ">")
     INFO_COLORS = {
         'info': (5, -1),
-        'error': (16, 1),
+        'error': (9, 7, 'b'),
         'warning': (1, -1),
         'roster': (2, -1),
         'help': (10, -1),
diff --git a/poezio/ui/render.py b/poezio/ui/render.py
index f377df7f..0d1e8d2b 100644
--- a/poezio/ui/render.py
+++ b/poezio/ui/render.py
@@ -30,6 +30,7 @@ from poezio.ui.types import (
     BaseMessage,
     Message,
     StatusMessage,
+    UIMessage,
     XMLLog,
 )
 
@@ -125,6 +126,29 @@ def write_pre(msg: BaseMessage, win: Win, with_timestamps: bool, nick_size: int)
     return 0
 
 
+@write_pre.register(UIMessage)
+def write_pre_uimessage(msg: UIMessage, win: Win, with_timestamps: bool, nick_size: int) -> int:
+    """ Write the prefix of a ui message log
+        - timestamp (short or long)
+        - level
+    """
+    color: Optional[Tuple]
+    offset = 0
+    if with_timestamps:
+        offset += PreMessageHelpers.write_time(win, False, msg.time)
+
+    if not msg.level:  # not a message, nothing to do afterwards
+        return offset
+
+    level = truncate_nick(msg.level, nick_size)
+    offset += poopt.wcswidth(level)
+    color = msg.color
+    PreMessageHelpers.write_nickname(win, level, color, False)
+    win.addstr('> ')
+    offset += 2
+    return offset
+
+
 @write_pre.register(Message)
 def write_pre_message(msg: Message, win: Win, with_timestamps: bool, nick_size: int) -> int:
     """Write the part before the body:
diff --git a/poezio/ui/types.py b/poezio/ui/types.py
index e8f7f7eb..242fee88 100644
--- a/poezio/ui/types.py
+++ b/poezio/ui/types.py
@@ -43,6 +43,33 @@ class InfoMessage(BaseMessage):
         super().__init__(txt=txt, identifier=identifier, time=time)
 
 
+class UIMessage(BaseMessage):
+    """Message displayed through poezio UI"""
+    __slots__ = ('level', 'color')
+    level: str
+    color: Optional[Tuple]
+
+    def __init__(self, txt: str, level: str):
+        BaseMessage.__init__(self, txt=txt)
+        self.level = level.capitalize()
+        colors = get_theme().INFO_COLORS
+        self.color = colors.get(level.lower(), colors.get('default', None))
+
+    def compute_offset(self, with_timestamps: bool, nick_size: int) -> int:
+        """Compute the x-position at which the message should be printed"""
+        offset = 0
+        theme = get_theme()
+        if with_timestamps:
+            offset += 1 + theme.SHORT_TIME_FORMAT_LENGTH
+        level = self.level
+        if not level:  # not a message, nothing to do afterwards
+            return offset
+        level = truncate_nick(level, nick_size) or ''
+        offset += poopt.wcswidth(level)
+        offset += 2
+        return offset
+
+
 class LoggableTrait:
     """Trait for classes of messages that should go through the logger"""
     pass
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