{TerminalUI} Initial

src/azure-cli-core/azure/cli/core/__init__.py

@@ -159,6 +159,80 @@ def save_local_context(self, parsed_args, argument_definitions, specified_argume
             logger.warning('Your preference of %s now saved to local context. To learn more, type in `az '
                            'local-context --help`', ', '.join(args_str) + ' is' if len(args_str) == 1 else ' are')
 
+    def invoke(self, args, initial_invocation_data=None, out_file=None):
+        """ Invoke a command.
+
+        :param args: The arguments that represent the command
+        :type args: list, tuple
+        :param initial_invocation_data: Prime the in memory collection of key-value data for this invocation.
+        :type initial_invocation_data: dict
+        :param out_file: The file to send output to. If not used, we use out_file for knack.cli.CLI instance
+        :type out_file: file-like object
+        :return: The exit code of the invocation
+        :rtype: int
+        """
+        from knack.util import CommandResultItem
+        from knack.events import EVENT_CLI_PRE_EXECUTE, EVENT_CLI_POST_EXECUTE
+
+        if not isinstance(args, (list, tuple)):
+            raise TypeError('args should be a list or tuple.')
+        exit_code = 0
+        try:
+            if self.enable_color:
+                import colorama
+                colorama.init()
+                if self.out_file == sys.__stdout__:
+                    # point out_file to the new sys.stdout which is overwritten by colorama
+                    self.out_file = sys.stdout
+
+            args = self.completion.get_completion_args() or args
+            out_file = out_file or self.out_file
+
+            self.logging.configure(args)
+            logger.debug('Command arguments: %s', args)
+
+            self.raise_event(EVENT_CLI_PRE_EXECUTE)
+            if CLI._should_show_version(args):
+                self.show_version()
+                self.result = CommandResultItem(None)
+            elif args and (args[0] == '--terminal' or args[0] == '-t'):
+                self.start_terminal()
+            else:
+                self.invocation = self.invocation_cls(cli_ctx=self,
+                                                      parser_cls=self.parser_cls,
+                                                      commands_loader_cls=self.commands_loader_cls,
+                                                      help_cls=self.help_cls,
+                                                      initial_data=initial_invocation_data)
+                cmd_result = self.invocation.execute(args)
+                self.result = cmd_result
+                exit_code = self.result.exit_code
+                output_type = self.invocation.data['output']
+                if cmd_result and cmd_result.result is not None:
+                    formatter = self.output.get_formatter(output_type)
+                    self.output.out(cmd_result, formatter=formatter, out_file=out_file)
+        except KeyboardInterrupt as ex:
+            exit_code = 1
+            self.result = CommandResultItem(None, error=ex, exit_code=exit_code)
+        except Exception as ex:  # pylint: disable=broad-except
+            exit_code = self.exception_handler(ex)
+            self.result = CommandResultItem(None, error=ex, exit_code=exit_code)
+        except SystemExit as ex:
+            exit_code = ex.code
+            self.result = CommandResultItem(None, error=ex, exit_code=exit_code)
+            raise ex
+        finally:
+            self.raise_event(EVENT_CLI_POST_EXECUTE)
+
+            if self.enable_color:
+                colorama.deinit()
+
+        return exit_code
+
+    def start_terminal(self):
+        from azure.cli.core.terminal.app import TerminalApplication
+        app = TerminalApplication()
+        app.run()
+
 
 class MainCommandsLoader(CLICommandsLoader):
 

src/azure-cli-core/azure/cli/core/terminal/__init__.py

@@ -0,0 +1,4 @@
+# --------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for license information.
+# --------------------------------------------------------------------------------------------

src/azure-cli-core/azure/cli/core/terminal/app.py

@@ -0,0 +1,44 @@
+# --------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for license information.
+# --------------------------------------------------------------------------------------------
+
+from prompt_toolkit import Application
+from prompt_toolkit.key_binding import KeyBindings
+from prompt_toolkit.layout.containers import HSplit, VSplit
+from prompt_toolkit.layout.layout import Layout
+from azure.cli.core.terminal.panel import HeaderPanel, CommandPanel, NavigatorPanel, OutputPanel, ContextPanel
+from prompt_toolkit.layout.dimension import D
+
+
+kb = KeyBindings()
+
+
+@kb.add('c-q')
+def _(event):
+    event.app.exit()
+
+
+@kb.add('c-r')
+def _(event):
+    event.app.toggle_recording()
+
+
+class TerminalApplication(Application):
+
+    def __init__(self):
+        self.recording = False
+        super(TerminalApplication, self).__init__(
+            layout=Layout(HSplit([
+                HeaderPanel('2.15.0', 'xiaojxu@microsoft.com', 'AzureSDKTeam'),
+                CommandPanel(),
+                VSplit([NavigatorPanel(), OutputPanel()], height=D()),
+                ContextPanel()
+            ], padding=0)),
+            full_screen=True,
+            mouse_support=True,
+            key_bindings=kb
+        )
+
+    def toggle_recording(self):
+        self.recording = not self.recording

src/azure-cli-core/azure/cli/core/terminal/panel/__init__.py

@@ -0,0 +1,15 @@
+# --------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for license information.
+# --------------------------------------------------------------------------------------------
+
+
+from .command import CommandPanel
+from .context import ContextPanel
+from .header import HeaderPanel
+from .navigator import NavigatorPanel
+from .output import OutputPanel
+
+__all__ = [
+    'CommandPanel', 'ContextPanel', 'HeaderPanel', 'NavigatorPanel', 'OutputPanel'
+]

src/azure-cli-core/azure/cli/core/terminal/panel/command.py

@@ -0,0 +1,22 @@
+# --------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for license information.
+# --------------------------------------------------------------------------------------------
+
+from prompt_toolkit.widgets.base import Frame, TextArea
+from prompt_toolkit.formatted_text import HTML
+
+
+def get_line_prefix(lineno, wrap_count):
+    return HTML('<style bg="orange" fg="black">-&gt;</style> ')
+
+
+class CommandPanel(object):
+    def __init__(self):
+        self.container = Frame(
+            body=TextArea(text='az ', get_line_prefix=get_line_prefix),
+            height=3
+        )
+
+    def __pt_container__(self):
+        return self.container

src/azure-cli-core/azure/cli/core/terminal/panel/context.py

@@ -0,0 +1,16 @@
+# --------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for license information.
+# --------------------------------------------------------------------------------------------
+from prompt_toolkit.widgets.base import Frame, TextArea
+
+
+class ContextPanel(object):
+    def __init__(self):
+        self.container = Frame(
+            body=TextArea(text='context'),
+            height=6
+        )
+
+    def __pt_container__(self):
+        return self.container

src/azure-cli-core/azure/cli/core/terminal/panel/header.py

@@ -0,0 +1,58 @@
+# --------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for license information.
+# --------------------------------------------------------------------------------------------
+from prompt_toolkit.widgets.base import Label, Box
+from prompt_toolkit.layout.dimension import D
+from prompt_toolkit.layout.containers import HSplit, VSplit
+
+
+class MetaItem(object):
+    def __init__(self, label, value):
+        self.container = VSplit([
+            Box(body=Label(text=label), width=15),
+            Box(body=Label(text=value), width=35)
+        ], height=2)
+
+    def __pt_container__(self):
+        return self.container
+
+
+class MetaInfo(object):
+    def __init__(self, cli_version, current_user, subscription):
+        self.container = HSplit([
+            MetaItem('CLI Version:', cli_version),
+            MetaItem('User:', current_user),
+            MetaItem('Subscription:', subscription)
+        ], width=50)
+
+    def __pt_container__(self):
+        return self.container
+
+
+class ShortcutAction(object):
+    def __init__(self, shortcuts):
+        self.container = Label(text='', width=D())
+
+    def __pt_container__(self):
+        return self.container
+
+
+class RecordingMode(object):
+    def __init__(self, recording):
+        self.container = Label(text='R', width=1)
+
+    def __pt_container__(self):
+        return self.container
+
+
+class HeaderPanel(object):
+    def __init__(self, cli_version, current_user, subscription, shortcuts=None, recording=False):
+        self.container = VSplit([
+            MetaInfo(cli_version, current_user, subscription),
+            ShortcutAction(shortcuts),
+            RecordingMode(recording)
+        ], height=6)
+
+    def __pt_container__(self):
+        return self.container

src/azure-cli-core/azure/cli/core/terminal/panel/navigator.py

@@ -0,0 +1,17 @@
+# --------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for license information.
+# --------------------------------------------------------------------------------------------
+
+from prompt_toolkit.widgets.base import Frame, TextArea
+
+
+class NavigatorPanel(object):
+    def __init__(self):
+        self.container = Frame(
+            body=TextArea(text='navigator'),
+            width=50
+        )
+
+    def __pt_container__(self):
+        return self.container

src/azure-cli-core/azure/cli/core/terminal/panel/output.py

@@ -0,0 +1,17 @@
+# --------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for license information.
+# --------------------------------------------------------------------------------------------
+from prompt_toolkit.widgets.base import Frame, TextArea
+from prompt_toolkit.layout.dimension import D
+
+
+class OutputPanel(object):
+    def __init__(self):
+        self.container = Frame(
+            body=TextArea(text='output'),
+            width=D()
+        )
+
+    def __pt_container__(self):
+        return self.container