Completion providfer efforts; Snippits stubbing message

plugins/lsp_client/lsp_controller.py

@@ -48,6 +48,7 @@ class LSPController:
         json_rpc_endpoint  = pylspclient.JsonRpcEndpoint(server_proc.stdin, server_proc.stdout)
 
         callbacks = {
+            "window/showMessage": print,
             "textDocument/symbolStatus": print,
             "textDocument/publishDiagnostics": self._blame,
         }
@@ -117,6 +118,41 @@ class LSPController:
                             pylspclient.lsp_structs.TextDocumentIdentifier(uri),
                             pylspclient.lsp_structs.Position(line, offset)
                     )
+        
+        return []
+
+    def do_change(self, language_id, line, start, end, text):
+        if language_id in self.lsp_clients.keys():
+
+            start_pos    = pylspclient.lsp_structs.Position(line, start.get_line_offset())
+            end_pos      = pylspclient.lsp_structs.Position(line, end.get_line_offset())
+            range_info   = pylspclient.lsp_structs.Range(start_pos, end_pos)
+            text_length  = len(text)
+            change_event = pylspclient.lsp_structs.TextDocumentContentChangeEvent(range_info, text_length, text)
+
+            return self.lsp_clients[language_id].didChange( None, change_event )
+        
+        return []
+
+    def do_completion(self, language_id, uri, line, offset, _char, is_invoked = False):
+        if language_id in self.lsp_clients.keys():
+            trigger = pylspclient.lsp_structs.CompletionTriggerKind.TriggerCharacter
+
+            if _char in [".", " "]:
+                trigger = pylspclient.lsp_structs.CompletionTriggerKind.TriggerCharacter
+            elif is_invoked:
+                trigger = pylspclient.lsp_structs.CompletionTriggerKind.Invoked
+            else:
+                trigger = pylspclient.lsp_structs.CompletionTriggerKind.TriggerForIncompleteCompletions
+
+            return self.lsp_clients[language_id].completion(
+                            pylspclient.lsp_structs.TextDocumentIdentifier(uri),
+                            pylspclient.lsp_structs.Position(line, offset),
+                            pylspclient.lsp_structs.CompletionContext(trigger, _char)
+                    )
+
+        return []
+        
 
     def load_lsp_server(self, language_id):
         if not language_id in self.lsp_servers_config.keys():

plugins/lsp_client/plugin.py

@@ -1,8 +1,10 @@
 # Python imports
 import os
 import json
+import threading
 
 # Lib imports
+from gi.repository import GLib
 
 # Application imports
 
@@ -12,7 +14,6 @@ from .lsp_controller import LSPController
 
 
 
-
 class LSPPliginException(Exception):
     ...
 
@@ -27,6 +28,8 @@ class Plugin(PluginBase):
         self.lsp_config_path: str     = os.path.dirname(os.path.realpath(__file__)) + "/../../lsp_servers_config.json"
         self.lsp_servers_config: dict = {}
         self.lsp_controller           = None
+        self.timer                    = None
+
 
     def generate_reference_ui_element(self):
         ...
@@ -39,63 +42,76 @@ class Plugin(PluginBase):
             text      = f"LSP NOT Enabled.\nFile:\n\t{self.lsp_config_path}\ndoes no exsist..."
             self._event_system.emit("bubble_message", ("warning", self.name, text,))
             return
-        
-        self.lsp_controller = LSPController(self.lsp_servers_config)
-        self.inner_subscribe_to_events()
+
+        if len(self.lsp_servers_config.keys()) > 0:
+            self.lsp_controller = LSPController(self.lsp_servers_config)
+            self.inner_subscribe_to_events()
 
     def subscribe_to_events(self):
         ...
     
     def inner_subscribe_to_events(self):
         self._event_system.subscribe("shutting_down", self._shutting_down)
-        self._event_system.subscribe("buffer_changed", self._buffer_changed)
 
+        self._event_system.subscribe("textDocument/didChange", self._buffer_changed)
         self._event_system.subscribe("textDocument/didOpen", self.lsp_controller.do_open)
         self._event_system.subscribe("textDocument/didSave", self.lsp_controller.do_save)
         self._event_system.subscribe("textDocument/didClose", self.lsp_controller.do_close)
         self._event_system.subscribe("textDocument/definition", self._do_goto)
+        self._event_system.subscribe("textDocument/completion", self.completion)
 
     def _shutting_down(self):
-        if self.lsp_controller:
-            self.lsp_controller._shutting_down()
+        self.lsp_controller._shutting_down()
 
+    def cancel_timer(self):
+        if self.timer:
+            self.timer.cancel()
+            GLib.idle_remove_by_data(None)
 
-    def _buffer_changed(self, buffer):
-        # self._do_completion()
-        ...
+    def delay_completion_glib(self, source_view, context, callback):
+        GLib.idle_add(self._do_completion, source_view, context, callback)
 
-
-    def _do_completion(self, is_invoked = False):
-        fpath   = self._active_src_view.get_current_filepath()
-
-        if not fpath: return
-
-        uri     = fpath.get_uri()
-        iter    = self._buffer.get_iter_at_mark( self._buffer.get_insert() )
-        line    = iter.get_line()
-        offset  = iter.get_line_offset()
-        trigger = pylspclient.lsp_structs.CompletionTriggerKind.TriggerCharacter
-        _char   = iter.get_char()
-        trigger = None
-
-        if _char in [".", " "]:
-            trigger = pylspclient.lsp_structs.CompletionTriggerKind.TriggerCharacter
-        elif is_invoked:
-            trigger = pylspclient.lsp_structs.CompletionTriggerKind.Invoked
-        else:
-            trigger = pylspclient.lsp_structs.CompletionTriggerKind.TriggerForIncompleteCompletions
-
-        result = self.lsp_controller.completion(
-                        pylspclient.lsp_structs.TextDocumentIdentifier(uri),
-                        pylspclient.lsp_structs.Position(line, offset),
-                        pylspclient.lsp_structs.CompletionContext(trigger, _char)
-                )
+    def delay_completion(self, source_view, context, callback):
+        self.timer = threading.Timer(0.8, self.delay_completion_glib, (source_view, context, callback,))
+        self.timer.daemon = True
+        self.timer.start()
         
-        if result.items:
-            for item in result.items:
-                print(item.label)
-        else:
-            print(result.label)
+    def _buffer_changed(self, language_id, buffer):
+        iter   = buffer.get_iter_at_mark( buffer.get_insert() )
+        line   = iter.get_line()
+        start  = iter.copy()
+        end    = iter.copy()
+
+        start.backward_line()
+        start.forward_line()
+        end.forward_to_line_end()
+
+        text   = buffer.get_text(start, end, include_hidden_chars = False)        
+        result = self.lsp_controller.do_change(language_id, line, start, end, text)
+        # print(result)
+
+
+    def completion(self, source_view, context, callback):
+        self.cancel_timer()
+        self.delay_completion(source_view, context, callback)
+
+    def _do_completion(self, source_view, context, callback):
+        filepath = source_view.get_current_filepath()
+
+        if not filepath: return
+
+        uri       = filepath.get_uri()
+        buffer    = source_view.get_buffer()
+        iter      = buffer.get_iter_at_mark( buffer.get_insert() )
+        line      = iter.get_line() + 1
+
+        _char     = iter.get_char()
+        if iter.backward_char():
+            _char = iter.get_char()
+
+        offset    = iter.get_line_offset()
+        result    = self.lsp_controller.do_completion(source_view.get_filetype(), uri, line, offset, _char)
+        callback(context, result)
 
     def _do_goto(self, language_id, uri, line, offset):
         results = self.lsp_controller.do_goto(language_id, uri, line, offset)
@@ -105,5 +121,4 @@ class Plugin(PluginBase):
             file    = result.uri[7:]
             line    = result.range.end.line
             message = f"FILE|{file}:{line}"
-            self._event_system.emit("post_file_to_ipc", message)
-
+            self._event_system.emit("post_file_to_ipc", message)

plugins/lsp_client/pylspclient/lsp_endpoint.py

@@ -41,7 +41,7 @@ class LspEndpoint(threading.Thread):
                 params = jsonrpc_message.get("params")
 
                 if method:
-                    if rpc_id:
+                    if rpc_id is not None:
                         if method not in self.method_callbacks:
                             raise lsp_structs.ResponseError(
                                 lsp_structs.ErrorCodes.MethodNotFound,

plugins/lsp_client/pylspclient/lsp_structs.py

@@ -436,7 +436,7 @@ class CompletionItem(object):
                         detail = None, \
                         documentation = None, \
                         deprecated = None, \
-                        presented = None, \
+                        preselect = None, \
                         sortText = None, \
                         filterText = None, \
                         insertText = None, \
@@ -455,7 +455,7 @@ class CompletionItem(object):
         :param str detail:  A human-readable string with additional information about this item, like type or symbol information.
         :param tr ocumentation: A human-readable string that represents a doc-comment.
         :param bool deprecated: Indicates if this item is deprecated.
-        :param bool presented: Select this item when showing. Note: that only one completion item can be selected and that the
+        :param bool preselect: Select this item when showing. Note: that only one completion item can be selected and that the
                                 tool / client decides which item that is. The rule is that the first item of those that match best is selected.
         :param str sortText: A string that should be used when comparing this item with other items. When `falsy` the label is used.
         :param str filterText: A string that should be used when filtering a set of completion items. When `falsy` the label is used.
@@ -487,7 +487,7 @@ class CompletionItem(object):
         self.detail = detail
         self.documentation = documentation
         self.deprecated = deprecated
-        self.presented = presented
+        self.preselect = preselect
         self.sortText = sortText
         self.filterText = filterText
         self.insertText = insertText
@@ -530,7 +530,7 @@ class CompletionItemKind(enum.Enum):
 
 class CompletionList(object):
     """
-    Represents a collection of [completion items](#CompletionItem) to be presented in the editor.
+    Represents a collection of [completion items](#CompletionItem) to be preselect in the editor.
     """
     def __init__(self, isIncomplete, items):
         """

plugins/snippets/plugin.py

@@ -99,4 +99,5 @@ class Plugin(PluginBase):
                     body = self.snippet_data[self.active_snippit_group][key]["body"]
                     snippits.append(body)
 
-        print(snippits)
+        # print(snippits)
+        print("Snippits Plugin:  _handle_update > results > stub...")

src/core/widgets/base/sourceview/custom_completion_providers/lsp_completion_provider.py

@@ -0,0 +1,73 @@
+# Python imports
+
+# Lib imports
+import gi
+gi.require_version('Gtk', '3.0')
+gi.require_version('GtkSource', '4')
+
+from gi.repository import Gtk
+from gi.repository import GtkSource
+from gi.repository import GObject
+
+# Application imports
+
+
+
+class LSPCompletionProvider(GObject.Object, GtkSource.CompletionProvider):
+    """
+        This code is A python code completion plugin for Newton.
+        # NOTE: Some code pulled/referenced from here --> https://github.com/isamert/gedi
+    """
+    __gtype_name__ = 'PythonProvider'
+
+    def __init__(self, source_view):
+        GObject.Object.__init__(self)
+
+        self._theme       = Gtk.IconTheme.get_default()
+        self._source_view = source_view
+
+    def do_get_name(self):
+        return "LSP Code Completion"
+
+    def get_iter_correctly(self, context):
+        return context.get_iter()[1] if isinstance(context.get_iter(), tuple) else context.get_iter()
+
+    def do_match(self, context):
+        event_system.emit("textDocument/completion", (self._source_view, context, self.do_populate))
+        return True
+
+    def do_get_priority(self):
+        return 1
+
+    def do_get_activation(self):
+        return GtkSource.CompletionActivation.INTERACTIVE
+
+    def do_populate(self, context, result = None):
+        proposals = []
+        if result:
+            if result.items:
+                for item in result.items:
+                    comp_item = GtkSource.CompletionItem.new()
+                    comp_item.set_label(item.label)
+                    comp_item.set_text(item.textEdit)
+                    comp_item.set_icon( self.get_icon_for_type(item.kind) )
+                    comp_item.set_info(item.documentation)
+                    proposals.append(comp_item)
+            else:
+                comp_item = GtkSource.CompletionItem.new()
+                comp_item.set_label(item.label)
+                comp_item.set_text(item.textEdit)
+                comp_item.set_icon( self.get_icon_for_type(item.kind) )
+                comp_item.set_info(item.documentation)
+                proposals.append(comp_item)
+
+        context.add_proposals(self, proposals, True)
+
+    def get_icon_for_type(self, _type):
+        try:
+            return self._theme.load_icon(icon_names[_type.lower()], 16, 0)
+        except:
+            try:
+                return self._theme.load_icon(Gtk.STOCK_ADD, 16, 0)
+            except:
+                return None

src/core/widgets/base/sourceview/mixins/source_file_events_mixin.py

@@ -10,6 +10,7 @@ from gi.repository import Gio
 from gi.repository import GtkSource
 
 # Application imports
+from ..custom_completion_providers.lsp_completion_provider import LSPCompletionProvider
 
 
 
@@ -135,8 +136,7 @@ class FileEventsMixin:
     def _document_loaded(self, line: int = 0):
         for provider in self._completion.get_providers():
             self._completion.remove_provider(provider)
-
-        file   = self._current_file.get_path()
+            
         uri    = self._current_file.get_uri()
         buffer = self.get_buffer()
 
@@ -145,19 +145,11 @@ class FileEventsMixin:
         word_completion = GtkSource.CompletionWords.new("word_completion")
         word_completion.register(buffer)
         self._completion.add_provider(word_completion)
+        
+        lsp_completion_provider = LSPCompletionProvider(self)
+        self._completion.add_provider(lsp_completion_provider)
 
-        # TODO: actually load a meaningful provider based on file type...
-        # example_completion_provider = ExampleCompletionProvider()
-        # self._completion.add_provider(example_completion_provider)
-
-        # py_completion_provider = PythonCompletionProvider(file)
-        # self._completion.add_provider(py_completion_provider)
         self.got_to_line(buffer, line)
 
 
 
-
-
-
-
-

src/core/widgets/base/sourceview/source_view.py

@@ -14,8 +14,8 @@ from gi.repository import GtkSource
 # Application imports
 from .source_view_controller import SourceViewControllerMixin
 
-from .custom_completion_providers.example_completion_provider import ExampleCompletionProvider
-from .custom_completion_providers.python_completion_provider import PythonCompletionProvider
+# from .custom_completion_providers.example_completion_provider import ExampleCompletionProvider
+# from .custom_completion_providers.python_completion_provider import PythonCompletionProvider
 
 
 

src/core/widgets/base/sourceview/source_view_events.py

@@ -21,10 +21,12 @@ class SourceViewEvents(SourceViewDnDMixin, MarkEventsMixin, FileEventsMixin):
         general_style_tag.set_property('scale', 100)
 
     def _is_modified(self, *args):
-        buffer = self.get_buffer()
+        buffer    = self.get_buffer()
+        file_type = self.get_filetype()
 
         if not self._loading_file:
             event_system.emit("buffer_changed", (buffer, ))
+            event_system.emit("textDocument/didChange", (file_type, buffer, ))
         else:
             event_system.emit("buffer_changed_first_load", (buffer, ))
 

src/utils/ipc_server.py

@@ -123,4 +123,4 @@ class IPCServer:
                 logger.error("IPC Socket no longer valid.... Removing.")
                 os.unlink(self._ipc_address)
         except Exception as e:
-            logger.error( repr(e) )
+            logger.error( repr(e) )