Move to a new state when menu option selected
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parent
93ae544684
commit
1536d0192f
@ -1,6 +1,6 @@
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defmodule Chessh.SSH.Client do
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alias IO.ANSI
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alias Chessh.SSH.Client.Menu
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alias Chessh.SSH.Client.{Menu, Board}
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require Logger
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use GenServer
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@ -98,6 +98,7 @@ defmodule Chessh.SSH.Client do
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"\e[B" -> :down
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"\e[D" -> :left
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"\e[C" -> :right
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"\r" -> :return
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x -> x
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end
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end
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@ -107,9 +108,9 @@ defmodule Chessh.SSH.Client do
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Enum.member?(@min_terminal_height..@max_terminal_height, height)
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end
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defp render(
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%State{width: width, height: height, state_stack: [{module, _screen_state}]} = state
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) do
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def render(
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%State{width: width, height: height, state_stack: [{module, _screen_state} | _]} = state
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) do
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if terminal_size_allowed(width, height) do
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[
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@clear_codes ++
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@ -1,14 +1,30 @@
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defmodule Chessh.SSH.Client.Board do
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use Chessh.SSH.Client.Screen
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alias Chessh.SSH.Client.State
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alias Chessh.SSH.Client
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alias IO.ANSI
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def render(%State{} = _state) do
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@ascii_chars["pieces"]["white"]["knight"]
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require Logger
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defmodule State do
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defstruct cursor_x: 0,
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cursor_y: 0
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end
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def handle_input(action, state) do
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use Chessh.SSH.Client.Screen
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def render(%Client.State{} = _state) do
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knight = @ascii_chars["pieces"]["white"]["knight"]
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[ANSI.home()] ++
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Enum.map(
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Enum.zip(0..(length(knight) - 1), knight),
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fn {i, line} ->
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[ANSI.cursor(i, 0), line]
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end
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)
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end
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def handle_input(action, %Client.State{} = state) do
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case action do
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"q" -> state
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_ -> state
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end
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end
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@ -7,13 +7,13 @@ defmodule Chessh.SSH.Client.Menu do
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defmodule State do
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defstruct y: 0,
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x: 0
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x: 0,
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selected: 0
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end
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use Chessh.SSH.Client.Screen
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@logo " Simponic's
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dP MP\"\"\"\"\"\"`MM MP\"\"\"\"\"\"`MM M\"\"MMMMM\"\"MM
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88 M mmmmm..M M mmmmm..M M MMMMM MM
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.d8888b. 88d888b. .d8888b. M. `YM M. `YM M `M
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@ -22,54 +22,80 @@ defmodule Chessh.SSH.Client.Menu do
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`88888P' dP dP `88888P' Mb. .dM Mb. .dM M MMMMM MM
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MMMMMMMMMMM MMMMMMMMMMM MMMMMMMMMMMM"
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@options [
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{"Option 1", {Chessh.SSH.Client.Board, %{}}},
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{"Option 2", {Chessh.SSH.Client.Board, %{}}},
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{"Option 3", {Chessh.SSH.Client.Board, %{}}}
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]
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def render(%Client.State{
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width: width,
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height: height,
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state_stack: [{_this_module, %State{y: y, x: x}} | _tail]
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state_stack: [{_this_module, %State{selected: selected, y: dy, x: dx}} | _tail]
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}) do
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text = String.split(@logo, "\n")
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{logo_width, logo_height} = Utils.text_dim(@logo)
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split = String.split(@logo, "\n")
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{y, x} = center_rect({logo_width, logo_height + length(text)}, {width, height})
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Enum.flat_map(
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Enum.zip(0..(length(split) - 1), split),
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Enum.zip(0..(length(text) - 1), text),
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fn {i, line} ->
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[
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ANSI.cursor(div(height - logo_height, 2) + i + y, div(width - logo_width, 2) + x),
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"#{line}\n"
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ANSI.cursor(y + i + dy, x + dx),
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line
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]
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end
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)
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) ++
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Enum.flat_map(
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Enum.zip(0..(length(@options) - 1), @options),
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fn {i, {option, _}} ->
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[
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ANSI.cursor(y + length(text) + i + dy, x + dx),
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if(i == selected, do: ANSI.format([:light_cyan, "* #{option}"]), else: option)
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]
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end
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) ++ [ANSI.home()]
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end
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def wrap_around(index, delta, length) do
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calc = index + delta
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if(calc < 0, do: length, else: 0) + rem(calc, length)
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end
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def handle_input(
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data,
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%Client.State{state_stack: [{this_module, %State{y: y, x: x} = screen_state} | tail]} =
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state
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%Client.State{
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state_stack:
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[{this_module, %State{selected: selected} = screen_state} | tail] = state_stack
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} = state
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) do
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case data do
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:left ->
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%Client.State{
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state
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| state_stack: [{this_module, %State{screen_state | x: x - 1}} | tail]
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}
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:right ->
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%Client.State{
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state
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| state_stack: [{this_module, %State{screen_state | x: x + 1}} | tail]
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}
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case(data) do
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:up ->
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%Client.State{
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state
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| state_stack: [{this_module, %State{screen_state | y: y - 1}} | tail]
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| state_stack: [
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{this_module,
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%State{screen_state | selected: wrap_around(selected, -1, length(@options))}}
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| tail
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]
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}
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:down ->
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%Client.State{
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state
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| state_stack: [{this_module, %State{screen_state | y: y + 1}} | tail]
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| state_stack: [
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{this_module,
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%State{screen_state | selected: wrap_around(selected, 1, length(@options))}}
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| tail
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]
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}
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:return ->
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{_, new_state} = Enum.at(@options, selected)
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%Client.State{
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state
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| state_stack: [new_state] ++ state_stack
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}
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_ ->
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@ -10,6 +10,13 @@ defmodule Chessh.SSH.Client.Screen do
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@ascii_chars Application.compile_env!(:chessh, :ascii_chars_json_file)
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|> File.read!()
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|> Jason.decode!()
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def center_rect({rect_width, rect_height}, {parent_width, parent_height}) do
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{
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div(parent_height - rect_height, 2),
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div(parent_width - rect_width, 2)
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}
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end
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end
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end
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end
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