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Register game commands and tasks outside of game module.
[plomrogue2-experiments] / client-curses.py
index a79afa0bf557574d6416e35b35fd9daa63aabec9..f65d3a0e242c022e1266a3d97c6a27526eaa6532 100755 (executable)
@@ -1,44 +1,83 @@
 #!/usr/bin/env python3
 import curses
-import plom_socket_io
+import plom_socket
 import socket
 import threading
 from parser import ArgError, Parser
 import game_common
 
 
-class MapSquare(game_common.Map):
+class Map(game_common.Map):
 
-    def list_terrain_to_lines(self, terrain_as_list):
-        terrain = ''.join(terrain_as_list)
-        map_lines = []
-        start_cut = 0
-        while start_cut < len(terrain):
-            limit = start_cut + self.size[1]
-            map_lines += [terrain[start_cut:limit]]
-            start_cut = limit
-        return map_lines
+    def y_cut(self, map_lines, center_y, view_height):
+        map_height = len(map_lines)
+        if map_height > view_height and center_y > view_height / 2:
+            if center_y > map_height - view_height / 2:
+                map_lines[:] = map_lines[map_height - view_height:]
+            else:
+                start = center_y - int(view_height / 2) - 1
+                map_lines[:] = map_lines[start:start + view_height]
+
+    def x_cut(self, map_lines, center_x, view_width, map_width):
+        if map_width > view_width and center_x > view_width / 2:
+            if center_x > map_width - view_width / 2:
+                cut_start = map_width - view_width
+                cut_end = None
+            else:
+                cut_start = center_x - int(view_width / 2)
+                cut_end = cut_start + view_width
+            map_lines[:] = [line[cut_start:cut_end] for line in map_lines]
+
+
+class MapSquare(Map):
 
+    def format_to_view(self, map_string, center, size):
 
-class MapHex(game_common.Map):
+        def map_string_to_lines(map_string):
+            map_lines = []
+            start_cut = 0
+            while start_cut < len(map_string):
+                limit = start_cut + self.size[1]
+                map_lines += [map_string[start_cut:limit]]
+                start_cut = limit
+            return map_lines
 
-    def list_terrain_to_lines(self, terrain_as_list):
-        new_terrain_list = [' ']
-        x = 0
-        y = 0
-        for c in terrain_as_list:
-            new_terrain_list += [c, ' ']
-            x += 1
-            if x == self.size[1]:
-                new_terrain_list += ['\n']
-                x = 0
-                y += 1
-                if y % 2 == 0:
-                    new_terrain_list += [' ']
-        return ''.join(new_terrain_list).split('\n')
+        map_lines = map_string_to_lines(map_string)
+        self.y_cut(map_lines, center[0], size[0])
+        self.x_cut(map_lines, center[1], size[1], self.size[1])
+        return map_lines
+
+
+class MapHex(Map):
+
+    def format_to_view(self, map_string, center, size):
+
+        def map_string_to_lines(map_string):
+            map_view_chars = ['0']
+            x = 0
+            y = 0
+            for c in map_string:
+                map_view_chars += [c, ' ']
+                x += 1
+                if x == self.size[1]:
+                    map_view_chars += ['\n']
+                    x = 0
+                    y += 1
+                    if y % 2 == 0:
+                        map_view_chars += ['0']
+            if y % 2 == 0:
+                map_view_chars = map_view_chars[:-1]
+            map_view_chars = map_view_chars[:-1]
+            return ''.join(map_view_chars).split('\n')
+
+        map_lines = map_string_to_lines(map_string)
+        self.y_cut(map_lines, center[0], size[0])
+        map_width = self.size[1] * 2 + 1
+        self.x_cut(map_lines, center[1] * 2, size[1], map_width)
+        return map_lines
 
 
-map_manager = game_common.MapManager(globals())
+map_manager = game_common.MapManager((MapHex, MapSquare))
 
 
 class World(game_common.World):
@@ -52,6 +91,7 @@ class World(game_common.World):
         super().__init__(*args, **kwargs)
         self.game = game
         self.map_ = self.game.map_manager.get_map_class('Hex')()
+        self.player_position = (0, 0)
 
 
 class Game(game_common.CommonCommandsMixin):
@@ -61,10 +101,47 @@ class Game(game_common.CommonCommandsMixin):
         self.parser = Parser(self)
         self.world = World(self)
         self.log_text = ''
+        self.to_update = {
+            'log': True,
+            'map': True,
+            'turn': True,
+            }
+        self.do_quit = False
+
+    def get_command_signature(self, command_name):
+        method_candidate = 'cmd_' + command_name
+        method = None
+        argtypes = ''
+        if hasattr(self, method_candidate):
+            method = getattr(self, method_candidate)
+            if hasattr(method, 'argtypes'):
+                argtypes = method.argtypes
+        return method, argtypes
+
+    def get_string_options(self, string_option_type):
+        if string_option_type == 'geometry':
+            return self.map_manager.get_map_geometries()
+        return None
+
+    def handle_input(self, msg):
+        if msg == 'BYE':
+            self.do_quit = True
+            return
+        try:
+            command, args = self.parser.parse(msg)
+            if command is None:
+                self.log('UNHANDLED INPUT: ' + msg)
+                self.to_update['log'] = True
+            else:
+                command(*args)
+        except ArgError as e:
+            self.log('ARGUMENT ERROR: ' + msg + '\n' + str(e))
+            self.to_update['log'] = True
 
     def log(self, msg):
         """Prefix msg plus newline to self.log_text."""
         self.log_text = msg + '\n' + self.log_text
+        self.to_update['log'] = True
 
     def symbol_for_type(self, type_):
         symbol = '?'
@@ -84,37 +161,47 @@ class Game(game_common.CommonCommandsMixin):
         pass
     cmd_TURN_FINISHED.argtypes = 'int:nonneg'
 
-    def cmd_NEW_TURN(self, n):
+    def cmd_TURN(self, n):
         """Set self.turn to n, empty self.things."""
         self.world.turn = n
         self.world.things = []
-    cmd_NEW_TURN.argtypes = 'int:nonneg'
+        self.to_update['turn'] = False
+        self.to_update['map'] = False
+    cmd_TURN.argtypes = 'int:nonneg'
 
     def cmd_VISIBLE_MAP_LINE(self, y, terrain_line):
         self.world.map_.set_line(y, terrain_line)
     cmd_VISIBLE_MAP_LINE.argtypes = 'int:nonneg string'
 
+    def cmd_PLAYER_POS(self, yx):
+        self.world.player_position = yx
+    cmd_PLAYER_POS.argtypes = 'yx_tuple:pos'
+
+    def cmd_GAME_STATE_COMPLETE(self):
+        self.to_update['turn'] = True
+        self.to_update['map'] = True
+
 
 ASCII_printable = ' !"#$%&\'\(\)*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWX'\
                   'YZ[\\]^_\`abcdefghijklmnopqrstuvwxyz{|}~'
 
 
-def recv_loop(server_output):
-    for msg in plom_socket_io.recv(s):
-        while len(server_output) > 0:
-            pass
-        server_output += [msg]
+def recv_loop(plom_socket, game):
+    for msg in plom_socket.recv():
+        game.handle_input(msg)
 
 
 class Widget:
 
-    def __init__(self, tui, start, size):
+    def __init__(self, tui, start, size, check_game=[], check_tui=[]):
+        self.check_game = check_game
+        self.check_tui = check_tui
         self.tui = tui
         self.start = start
         self.win = curses.newwin(1, 1, self.start[0], self.start[1])
         self.size_def = size  # store for re-calling .size on SIGWINCH
         self.size = size
-        self.update = True
+        self.do_update = True
 
     @property
     def size(self):
@@ -142,10 +229,7 @@ class Widget:
                 part_string = part[0]
                 attr = part[1]
             if len(part_string) > 0:
-                chars_with_attrs = []
-                for char in part_string:
-                   chars_with_attrs += [(char, attr)]
-                return chars_with_attrs
+                return [(char, attr) for char in part_string]
             elif len(part_string) == 1:
                 return [part]
             return []
@@ -170,10 +254,21 @@ class Widget:
             for char_with_attr in cut:
                 self.win.addstr(char_with_attr[0], char_with_attr[1])
 
-    def draw_and_refresh(self):
-        self.win.erase()
-        self.draw()
-        self.win.refresh()
+    def ensure_freshness(self, do_refresh=False):
+        if not do_refresh:
+            for key in self.check_game:
+                if self.tui.game.to_update[key]:
+                    do_refresh = True
+                    break
+        if not do_refresh:
+            for key in self.check_tui:
+                if self.tui.to_update[key]:
+                    do_refresh = True
+                    break
+        if do_refresh:
+            self.win.erase()
+            self.draw()
+            self.win.refresh()
 
 
 class EditWidget(Widget):
@@ -199,24 +294,55 @@ class LogWidget(Widget):
 class MapWidget(Widget):
 
     def draw(self):
-        to_join = []
-        if len(self.tui.game.world.map_.terrain) > 0:
+
+        def terrain_with_objects():
             terrain_as_list = list(self.tui.game.world.map_.terrain[:])
             for t in self.tui.game.world.things:
                 pos_i = self.tui.game.world.map_.get_position_index(t.position)
                 terrain_as_list[pos_i] = self.tui.game.symbol_for_type(t.type_)
-            text = self.tui.game.world.map_.list_terrain_to_lines(terrain_as_list)
+            return ''.join(terrain_as_list)
+
+        def pad_or_cut_x(lines):
             line_width = self.size[1]
-            for line in text:
+            for y in range(len(lines)):
+                line = lines[y]
                 if line_width > len(line):
                     to_pad = line_width - (len(line) % line_width)
-                    to_join += [line + '0' * to_pad]
+                    lines[y] = line + '0' * to_pad
                 else:
-                    to_join += [line[:line_width]]
-        if len(to_join) < self.size[0]:
-            to_pad = self.size[0] - len(to_join)
-            to_join += to_pad * ['0' * self.size[1]]
-        self.safe_write(''.join(to_join))
+                    lines[y] = line[:line_width]
+
+        def pad_y(lines):
+            if len(lines) < self.size[0]:
+                to_pad = self.size[0] - len(lines)
+                lines += to_pad * ['0' * self.size[1]]
+
+        def lines_to_colored_chars(lines):
+            chars_with_attrs = []
+            for c in ''.join(lines):
+                if c in {'@', 'm'}:
+                    chars_with_attrs += [(c, curses.color_pair(1))]
+                elif c == '.':
+                    chars_with_attrs += [(c, curses.color_pair(2))]
+                elif c in {'x', 'X', '#'}:
+                    chars_with_attrs += [(c, curses.color_pair(3))]
+                else:
+                    chars_with_attrs += [c]
+            return chars_with_attrs
+
+        if self.tui.game.world.map_.terrain == '':
+            lines = []
+            pad_y(lines)
+            self.safe_write(''.join(lines))
+            return
+
+        terrain_with_objects = terrain_with_objects()
+        center = self.tui.game.world.player_position
+        lines = self.tui.game.world.map_.format_to_view(terrain_with_objects,
+                                                        center, self.size)
+        pad_or_cut_x(lines)
+        pad_y(lines)
+        self.safe_write(lines_to_colored_chars(lines))
 
 
 class TurnWidget(Widget):
@@ -227,10 +353,11 @@ class TurnWidget(Widget):
 
 class TUI:
 
-    def __init__(self, server_output):
-        self.server_output = server_output
-        self.game = Game()
+    def __init__(self, plom_socket, game):
+        self.socket = plom_socket
+        self.game = game
         self.parser = Parser(self.game)
+        self.to_update = {'edit': False}
         curses.wrapper(self.loop)
 
     def setup_screen(self, stdscr):
@@ -247,61 +374,73 @@ class TUI:
         curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_BLUE)
         curses.curs_set(False)  # hide cursor
         self.to_send = []
-        edit_line = EditWidget(self, (0, 6), (1, 14))
-        turn_line = TurnWidget(self, (2, 6), (1, 14))
-        log_display = LogWidget(self, (4, 0), (None, 20))
-        map_view = MapWidget(self, (0, 21), (None, None))
-        map_view.update = True
-        widgets = [edit_line, turn_line, log_display, map_view]
-        do_update = True
+        self.edit = EditWidget(self, (0, 6), (1, 14), check_tui = ['edit'])
+        self.turn = TurnWidget(self, (2, 6), (1, 14), ['turn'])
+        self.log = LogWidget(self, (4, 0), (None, 20), ['log'])
+        self.map_ = MapWidget(self, (0, 21), (None, None), ['map'])
+        widgets = (self.edit, self.turn, self.log, self.map_)
+        map_mode = False
         while True:
-            if do_update:
-                for w in widgets:
-                    w.draw_and_refresh()
-                do_update = False
+            for w in widgets:
+                w.ensure_freshness()
+            for key in self.game.to_update:
+                self.game.to_update[key] = False
+            for key in self.to_update:
+                self.to_update[key] = False
             try:
                 key = self.stdscr.getkey()
-                do_update = True
-                if len(key) == 1 and key in ASCII_printable and \
-                        len(self.to_send) < len(edit_line):
-                    self.to_send += [key]
-                elif key == 'KEY_BACKSPACE':
-                    self.to_send[:] = self.to_send[:-1]
-                elif key == '\n':
-                    plom_socket_io.send(s, ''.join(self.to_send))
-                    self.to_send[:] = []
-                elif key == 'KEY_RESIZE':
+                if key == 'KEY_RESIZE':
                     curses.endwin()
                     self.setup_screen(curses.initscr())
                     for w in widgets:
                         w.size = w.size_def
+                        w.ensure_freshness(True)
+                elif key == '\t':  # Tabulator key.
+                    map_mode = False if map_mode else True
+                elif map_mode:
+                    if type(self.game.world.map_) == MapSquare:
+                        if key == 'a':
+                            self.socket.send('TASK:MOVE LEFT')
+                        elif key == 'd':
+                            self.socket.send('TASK:MOVE RIGHT')
+                        elif key == 'w':
+                            self.socket.send('TASK:MOVE UP')
+                        elif key == 's':
+                            self.socket.send('TASK:MOVE DOWN')
+                    elif type(self.game.world.map_) == MapHex:
+                        if key == 'w':
+                            self.socket.send('TASK:MOVE UPLEFT')
+                        elif key == 'e':
+                            self.socket.send('TASK:MOVE UPRIGHT')
+                        if key == 's':
+                            self.socket.send('TASK:MOVE LEFT')
+                        elif key == 'd':
+                            self.socket.send('TASK:MOVE RIGHT')
+                        if key == 'x':
+                            self.socket.send('TASK:MOVE DOWNLEFT')
+                        elif key == 'c':
+                            self.socket.send('TASK:MOVE DOWNRIGHT')
                 else:
-                    do_update = False
+                    if len(key) == 1 and key in ASCII_printable and \
+                            len(self.to_send) < len(self.edit):
+                        self.to_send += [key]
+                        self.to_update['edit'] = True
+                    elif key == 'KEY_BACKSPACE':
+                        self.to_send[:] = self.to_send[:-1]
+                        self.to_update['edit'] = True
+                    elif key == '\n':  # Return key
+                        self.socket.send(''.join(self.to_send))
+                        self.to_send[:] = []
+                        self.to_update['edit'] = True
             except curses.error:
                 pass
-            if len(self.server_output) > 0:
-                do_quit = self.handle_input(self.server_output[0])
-                if do_quit:
-                    break
-                self.server_output[:] = []
-                do_update = True
-
-    def handle_input(self, msg):
-        if msg == 'BYE':
-            return True
-        try:
-            command = self.parser.parse(msg)
-            if command is None:
-                self.game.log('UNHANDLED INPUT: ' + msg)
-            else:
-                command()
-        except ArgError as e:
-                self.game.log('ARGUMENT ERROR: ' + msg + '\n' + str(e))
-        return False
+            if self.game.do_quit:
+                break
 
 
-server_output = []
 s = socket.create_connection(('127.0.0.1', 5000))
-t = threading.Thread(target=recv_loop, args=(server_output,))
+plom_socket = plom_socket.PlomSocket(s)
+game = Game()
+t = threading.Thread(target=recv_loop, args=(plom_socket, game))
 t.start()
-TUI(server_output)
+TUI(plom_socket, game)