97 lines
4.0 KiB
Python
97 lines
4.0 KiB
Python
from abc import ABC, abstractmethod
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from mvc.views import CursesAdapter
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from mvc.models import VimModel, ReturnCode
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def isAscii(symbolCode: int) -> bool:
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if symbolCode > 126 or symbolCode < 32: return False
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else: return True
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class Strategy(ABC):
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def __init__(self, model: VimModel, adapter: CursesAdapter, mode: str):
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self.model = model
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self.adapter = adapter
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self.mode = model.mode = mode
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def isAscii(symbolCode: int) -> bool:
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if symbolCode > 126 or symbolCode < 32: return False
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else: return True
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@abstractmethod
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def HandleInput(self, symbolCode: int) -> int:
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pass
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class Controller:
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def __init__(self, strategy: Strategy):
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self.strategy = strategy
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def SetStrategy(self, strategy: Strategy):
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self.strategy = strategy
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def HandleInput(self, symbolCode: int):
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return self.strategy.HandleInput(symbolCode)
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class CommandStrategy(Strategy):
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"""Режим ввода коман"""
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def __init__(self, model: VimModel, adapter: CursesAdapter):
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super().__init__(model, adapter, mode="COMMAND")
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def HandleInput(self, symbolCode) -> int:
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"""Обработка ввода пользователя"""
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match symbolCode:
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case self.adapter.KEY_ESCAPE: return ReturnCode.SET_BASIC_MODE
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case self.adapter.KEY_LEFT: self.model.MoveLeft()
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case self.adapter.KEY_RIGHT: self.model.MoveRight()
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case self.adapter.KEY_UP: self.model.MoveUp()
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case self.adapter.KEY_DOWN: self.model.MoveDown()
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case self.adapter.KEY_CTRL_S: self.model.SaveFile()
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case self.adapter.KEY_ENTER: return self.model.EnterCommand()
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case self.adapter.KEY_BACKSPACE_1: self.model.BackspaceCommand()
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case self.adapter.KEY_BACKSPACE_2: self.model.BackspaceCommand()
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case _:
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if not isAscii(symbolCode): return ReturnCode.GOOD
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self.model.InsertCommandSymbol(symbolCode)
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self.model.Scroll(self.adapter.lines, self.adapter.cols)
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return ReturnCode.GOOD
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class EditStrategy(Strategy):
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"""Режим редактирования"""
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def __init__(self, model: VimModel, adapter: CursesAdapter):
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super().__init__(model, adapter, mode="EDIT")
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def HandleInput(self, symbolCode) -> int:
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"""Обработка ввода пользователя"""
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match symbolCode:
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case self.adapter.KEY_ESCAPE: return ReturnCode.SET_BASIC_MODE
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case self.adapter.KEY_LEFT: self.model.MoveLeft()
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case self.adapter.KEY_RIGHT: self.model.MoveRight()
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case self.adapter.KEY_UP: self.model.MoveUp()
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case self.adapter.KEY_DOWN: self.model.MoveDown()
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case self.adapter.KEY_ENTER: self.model.Enter()
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case self.adapter.KEY_BACKSPACE_1: self.model.Backspace()
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case self.adapter.KEY_BACKSPACE_2: self.model.Backspace()
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case self.adapter.KEY_CTRL_S: self.model.SaveFile()
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case _:
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if not isAscii(symbolCode): return ReturnCode.GOOD
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self.model.InsertSymbol(symbolCode)
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self.model.Scroll(self.adapter.lines, self.adapter.cols)
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return ReturnCode.GOOD
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class NormalStrategy(Strategy):
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"""Режим навигации"""
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def __init__(self, model: VimModel, adapter: CursesAdapter):
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super().__init__(model, adapter, mode="NORMAL")
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def HandleInput(self, symbolCode) -> int:
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"""Обработка ввода пользователя"""
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match symbolCode:
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case self.adapter.KEY_LEFT: self.model.MoveLeft()
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case self.adapter.KEY_RIGHT: self.model.MoveRight()
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case self.adapter.KEY_UP: self.model.MoveUp()
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case self.adapter.KEY_DOWN: self.model.MoveDown()
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case self.adapter.KEY_CTRL_S: self.model.SaveFile()
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case self.adapter.KEY_TWO_DOTS: return ReturnCode.SET_COMMAND_MODE
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self.model.Scroll(self.adapter.lines, self.adapter.cols)
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return ReturnCode.GOOD |