EN605.607.81.SP22_ASDM_Project/front_end/src/yew_components.rs
Stephen Seo 2fb5a18636 Minor refactoring
Changed the "Msg" type of "Wrapper" from "String" to "WrapperMsg".
2022-03-02 19:19:50 +09:00

317 lines
14 KiB
Rust

use crate::constants::{COLS, INFO_TEXT_MAX_ITEMS, ROWS};
use crate::state::{BoardState, SharedState, Turn};
use std::cell::Cell;
use std::rc::Rc;
use yew::prelude::*;
pub struct Slot {}
pub enum SlotMessage {
Press(u8),
}
#[derive(Clone, PartialEq, Properties)]
pub struct SlotProperties {
idx: u8,
state: Rc<Cell<BoardState>>,
}
impl Component for Slot {
type Message = SlotMessage;
type Properties = SlotProperties;
fn create(_ctx: &Context<Self>) -> Self {
Self {}
}
fn view(&self, ctx: &Context<Self>) -> Html {
let idx = ctx.props().idx;
let state = ctx.props().state.as_ref().get();
let idx_copy = idx;
let onclick = ctx.link().callback(move |_| SlotMessage::Press(idx_copy));
let col = idx % COLS;
let row = idx / COLS;
html! {
<button class={format!("slot {} r{} c{}", state, row, col)} id={format!("{}", idx)} onclick={onclick}>
{idx}
</button>
}
}
fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
match msg {
SlotMessage::Press(idx) => {
// notify Wrapper with message
let msg = WrapperMsg::Pressed(idx);
if let Some(p) = ctx.link().get_parent() {
p.clone().downcast::<Wrapper>().send_message(msg);
}
}
}
true
}
}
pub struct Wrapper {}
pub enum WrapperMsg {
Pressed(u8),
}
impl Component for Wrapper {
type Message = WrapperMsg;
type Properties = ();
fn create(_ctx: &Context<Self>) -> Self {
Self {}
}
fn view(&self, ctx: &Context<Self>) -> Html {
let (shared, _) = ctx
.link()
.context::<SharedState>(Callback::noop())
.expect("state to be set");
html! {
<div class="wrapper">
<Slot idx=0 state={shared.board[0].clone()} ref={shared.slot_refs[0].clone()} />
<Slot idx=1 state={shared.board[1].clone()} ref={shared.slot_refs[1].clone()} />
<Slot idx=2 state={shared.board[2].clone()} ref={shared.slot_refs[2].clone()} />
<Slot idx=3 state={shared.board[3].clone()} ref={shared.slot_refs[3].clone()} />
<Slot idx=4 state={shared.board[4].clone()} ref={shared.slot_refs[4].clone()} />
<Slot idx=5 state={shared.board[5].clone()} ref={shared.slot_refs[5].clone()} />
<Slot idx=6 state={shared.board[6].clone()} ref={shared.slot_refs[6].clone()} />
<Slot idx=7 state={shared.board[7].clone()} ref={shared.slot_refs[7].clone()} />
<Slot idx=8 state={shared.board[8].clone()} ref={shared.slot_refs[8].clone()} />
<Slot idx=9 state={shared.board[9].clone()} ref={shared.slot_refs[9].clone()} />
<Slot idx=10 state={shared.board[10].clone()} ref={shared.slot_refs[10].clone()} />
<Slot idx=11 state={shared.board[11].clone()} ref={shared.slot_refs[11].clone()} />
<Slot idx=12 state={shared.board[12].clone()} ref={shared.slot_refs[12].clone()} />
<Slot idx=13 state={shared.board[13].clone()} ref={shared.slot_refs[13].clone()} />
<Slot idx=14 state={shared.board[14].clone()} ref={shared.slot_refs[14].clone()} />
<Slot idx=15 state={shared.board[15].clone()} ref={shared.slot_refs[15].clone()} />
<Slot idx=16 state={shared.board[16].clone()} ref={shared.slot_refs[16].clone()} />
<Slot idx=17 state={shared.board[17].clone()} ref={shared.slot_refs[17].clone()} />
<Slot idx=18 state={shared.board[18].clone()} ref={shared.slot_refs[18].clone()} />
<Slot idx=19 state={shared.board[19].clone()} ref={shared.slot_refs[19].clone()} />
<Slot idx=20 state={shared.board[20].clone()} ref={shared.slot_refs[20].clone()} />
<Slot idx=21 state={shared.board[21].clone()} ref={shared.slot_refs[21].clone()} />
<Slot idx=22 state={shared.board[22].clone()} ref={shared.slot_refs[22].clone()} />
<Slot idx=23 state={shared.board[23].clone()} ref={shared.slot_refs[23].clone()} />
<Slot idx=24 state={shared.board[24].clone()} ref={shared.slot_refs[24].clone()} />
<Slot idx=25 state={shared.board[25].clone()} ref={shared.slot_refs[25].clone()} />
<Slot idx=26 state={shared.board[26].clone()} ref={shared.slot_refs[26].clone()} />
<Slot idx=27 state={shared.board[27].clone()} ref={shared.slot_refs[27].clone()} />
<Slot idx=28 state={shared.board[28].clone()} ref={shared.slot_refs[28].clone()} />
<Slot idx=29 state={shared.board[29].clone()} ref={shared.slot_refs[29].clone()} />
<Slot idx=30 state={shared.board[30].clone()} ref={shared.slot_refs[30].clone()} />
<Slot idx=31 state={shared.board[31].clone()} ref={shared.slot_refs[31].clone()} />
<Slot idx=32 state={shared.board[32].clone()} ref={shared.slot_refs[32].clone()} />
<Slot idx=33 state={shared.board[33].clone()} ref={shared.slot_refs[33].clone()} />
<Slot idx=34 state={shared.board[34].clone()} ref={shared.slot_refs[34].clone()} />
<Slot idx=35 state={shared.board[35].clone()} ref={shared.slot_refs[35].clone()} />
<Slot idx=36 state={shared.board[36].clone()} ref={shared.slot_refs[36].clone()} />
<Slot idx=37 state={shared.board[37].clone()} ref={shared.slot_refs[37].clone()} />
<Slot idx=38 state={shared.board[38].clone()} ref={shared.slot_refs[38].clone()} />
<Slot idx=39 state={shared.board[39].clone()} ref={shared.slot_refs[39].clone()} />
<Slot idx=40 state={shared.board[40].clone()} ref={shared.slot_refs[40].clone()} />
<Slot idx=41 state={shared.board[41].clone()} ref={shared.slot_refs[41].clone()} />
<Slot idx=42 state={shared.board[42].clone()} ref={shared.slot_refs[42].clone()} />
<Slot idx=43 state={shared.board[43].clone()} ref={shared.slot_refs[43].clone()} />
<Slot idx=44 state={shared.board[44].clone()} ref={shared.slot_refs[44].clone()} />
<Slot idx=45 state={shared.board[45].clone()} ref={shared.slot_refs[45].clone()} />
<Slot idx=46 state={shared.board[46].clone()} ref={shared.slot_refs[46].clone()} />
<Slot idx=47 state={shared.board[47].clone()} ref={shared.slot_refs[47].clone()} />
<Slot idx=48 state={shared.board[48].clone()} ref={shared.slot_refs[48].clone()} />
<Slot idx=49 state={shared.board[49].clone()} ref={shared.slot_refs[49].clone()} />
<Slot idx=50 state={shared.board[50].clone()} ref={shared.slot_refs[50].clone()} />
<Slot idx=51 state={shared.board[51].clone()} ref={shared.slot_refs[51].clone()} />
<Slot idx=52 state={shared.board[52].clone()} ref={shared.slot_refs[52].clone()} />
<Slot idx=53 state={shared.board[53].clone()} ref={shared.slot_refs[53].clone()} />
<Slot idx=54 state={shared.board[54].clone()} ref={shared.slot_refs[54].clone()} />
<Slot idx=55 state={shared.board[55].clone()} ref={shared.slot_refs[55].clone()} />
<div class="info_text_wrapper">
<InfoText id=0 />
</div>
<div class="info_text_side_wrapper">
<InfoText id=1 />
</div>
</div> // wrapper
}
}
fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
let (shared, _) = ctx
.link()
.context::<SharedState>(Callback::noop())
.expect("state to be set");
let window = web_sys::window().expect("no window exists");
let document = window.document().expect("window should have a document");
match msg {
WrapperMsg::Pressed(idx) => {
let mut bottom_idx = idx;
let mut placed = false;
let current_player = shared.turn.get();
// check if clicked on empty slot
if shared.board[idx as usize].get() == BoardState::Empty {
// get bottom-most empty slot
while bottom_idx + COLS < ROWS * COLS
&& shared.board[(bottom_idx + COLS) as usize].get() == BoardState::Empty
{
bottom_idx += COLS;
}
// apply current player's color to bottom-most empty slot
shared.board[bottom_idx as usize].replace(match shared.turn.get() {
Turn::CyanPlayer => BoardState::Cyan,
Turn::MagentaPlayer => BoardState::Magenta,
});
let current_board_state = shared.board[bottom_idx as usize].get();
// swap turn
shared.turn.replace(match shared.turn.get() {
Turn::CyanPlayer => Turn::MagentaPlayer,
Turn::MagentaPlayer => Turn::CyanPlayer,
});
// get handle to slot
if let Some(slot) =
shared.slot_refs[bottom_idx as usize].cast::<web_sys::HtmlButtonElement>()
{
// set slot info
slot.set_class_name(&format!(
"slot {} r{} c{}",
current_board_state,
bottom_idx / COLS,
bottom_idx % COLS
));
}
placed = true;
}
// DEBUG
//log::info!("{} is {:?}", idx, shared.board[idx as usize].get());
// DEBUG
//log::info!("{}", &output_str);
// info text below the grid
if let Some(info_text) = shared.info_text_ref[0].cast::<web_sys::HtmlDivElement>() {
let height = info_text.client_height();
// create the new text to be appended in the output
let p = document
.create_element("p")
.expect("document should be able to create <p>");
let output_str = match placed {
true => format!("{} placed into slot {}", current_player, bottom_idx),
false => "Invalid place to insert".into(),
};
p.set_text_content(Some(&output_str));
// DEBUG
//log::info!(
// "pre: scroll top is {}, scroll height is {}",
// info_text.scroll_top(),
// info_text.scroll_height()
//);
// check if scrolled to top
let at_top: bool = info_text.scroll_top() <= height - info_text.scroll_height();
// append text to output
info_text
.append_with_node_1(&p)
.expect("should be able to append to info_text");
while info_text.child_element_count() > INFO_TEXT_MAX_ITEMS {
info_text
.remove_child(&info_text.first_child().unwrap())
.expect("should be able to limit items in info_text");
}
// DEBUG
//log::info!("at_top is {}", if at_top { "true" } else { "false" });
// scroll to top only if at top
if at_top {
info_text.set_scroll_top(height - info_text.scroll_height());
}
// DEBUG
//log::info!(
// "post: scroll top is {}, scroll height is {}",
// info_text.scroll_top(),
// info_text.scroll_height()
//);
} else {
log::warn!("Failed to get bottom \"info_text\"");
}
// info text right of the grid
if let Some(info_text) = shared.info_text_ref[1].cast::<web_sys::HtmlDivElement>() {
let height = info_text.client_height();
// create the new text to be appended in the output
let p = document
.create_element("p")
.expect("document should be able to create <p>");
p.set_text_content(Some(&format!("It is {}'s turn", shared.turn.get())));
// check if scrolled to top
let at_top: bool = info_text.scroll_top() <= height - info_text.scroll_height();
// append text to output
info_text
.append_with_node_1(&p)
.expect("should be able to append to info_text");
while info_text.child_element_count() > INFO_TEXT_MAX_ITEMS {
info_text
.remove_child(&info_text.first_child().unwrap())
.expect("should be able to limit items in info_text");
}
// scroll to top only if at top
if at_top {
info_text.set_scroll_top(height - info_text.scroll_height());
}
} else {
log::warn!("Failed to get side \"info_text\"");
}
} // WrapperMsg::Pressed(idx) =>
} // match (msg)
true
}
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct InfoText {}
#[derive(Copy, Clone, Debug, PartialEq, Eq, Properties)]
pub struct InfoTextProperties {
id: usize,
}
impl Component for InfoText {
type Message = ();
type Properties = InfoTextProperties;
fn create(_ctx: &Context<Self>) -> Self {
Self {}
}
fn view(&self, ctx: &Context<Self>) -> Html {
let (shared, _) = ctx
.link()
.context::<SharedState>(Callback::noop())
.expect("state to be set");
html! {
<div ref={shared.info_text_ref[ctx.props().id].clone()} class={format!("info_text{}", ctx.props().id)}>
</div>
}
}
}