Stephen Seo
8838dbae69
Remove state::MessageBus in favor of String messages sent to Wrapper from Slot. Update Slot state from inside Wrapper::update such that changes should be immediately visible per Slot (moved code from Wrapper::rendered, fixing updates not being immediately visble).
241 lines
9.6 KiB
Rust
241 lines
9.6 KiB
Rust
use crate::constants::{COLS, INFO_TEXT_HEIGHT, INFO_TEXT_MAX_ITEMS};
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use crate::state::{BoardState, SharedState, Turn};
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use std::cell::Cell;
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use std::rc::Rc;
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use yew::prelude::*;
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pub struct Slot {}
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pub enum SlotMessage {
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Press(u8),
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}
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#[derive(Clone, PartialEq, Properties)]
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pub struct SlotProperties {
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idx: u8,
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state: Rc<Cell<BoardState>>,
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}
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impl Component for Slot {
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type Message = SlotMessage;
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type Properties = SlotProperties;
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fn create(_ctx: &Context<Self>) -> Self {
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Self {}
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}
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fn view(&self, ctx: &Context<Self>) -> Html {
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let idx = ctx.props().idx;
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let state = match ctx.props().state.as_ref().get() {
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BoardState::Empty => "open",
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BoardState::Cyan => "cyan",
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BoardState::Magenta => "magenta",
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};
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let idx_copy = idx;
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let onclick = ctx.link().callback(move |_| SlotMessage::Press(idx_copy));
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let col = idx % COLS;
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let row = idx / COLS;
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html! {
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<button class={format!("slot {} r{} c{}", state, row, col)} id={format!("{}", idx)} onclick={onclick}>
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</button>
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}
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}
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fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
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match msg {
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SlotMessage::Press(idx) => {
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// notify Wrapper with message
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let msg = format!("pressed {idx}");
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if let Some(p) = ctx.link().get_parent() {
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p.clone().downcast::<Wrapper>().send_message(msg);
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}
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}
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}
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true
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}
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}
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pub struct Wrapper {}
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impl Component for Wrapper {
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type Message = String;
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type Properties = ();
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fn create(_ctx: &Context<Self>) -> Self {
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Self {}
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}
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fn view(&self, ctx: &Context<Self>) -> Html {
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let (shared, _) = ctx
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.link()
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.context::<SharedState>(Callback::noop())
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.expect("state to be set");
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html! {
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<div class="wrapper">
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<Slot idx=0 state={shared.board[0].clone()} />
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<Slot idx=1 state={shared.board[1].clone()} />
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<Slot idx=2 state={shared.board[2].clone()} />
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<Slot idx=3 state={shared.board[3].clone()} />
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<Slot idx=4 state={shared.board[4].clone()} />
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<Slot idx=5 state={shared.board[5].clone()} />
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<Slot idx=6 state={shared.board[6].clone()} />
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<Slot idx=7 state={shared.board[7].clone()} />
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<Slot idx=8 state={shared.board[8].clone()} />
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<Slot idx=9 state={shared.board[9].clone()} />
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<Slot idx=10 state={shared.board[10].clone()} />
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<Slot idx=11 state={shared.board[11].clone()} />
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<Slot idx=12 state={shared.board[12].clone()} />
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<Slot idx=13 state={shared.board[13].clone()} />
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<Slot idx=14 state={shared.board[14].clone()} />
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<Slot idx=15 state={shared.board[15].clone()} />
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<Slot idx=16 state={shared.board[16].clone()} />
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<Slot idx=17 state={shared.board[17].clone()} />
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<Slot idx=18 state={shared.board[18].clone()} />
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<Slot idx=19 state={shared.board[19].clone()} />
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<Slot idx=20 state={shared.board[20].clone()} />
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<Slot idx=21 state={shared.board[21].clone()} />
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<Slot idx=22 state={shared.board[22].clone()} />
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<Slot idx=23 state={shared.board[23].clone()} />
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<Slot idx=24 state={shared.board[24].clone()} />
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<Slot idx=25 state={shared.board[25].clone()} />
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<Slot idx=26 state={shared.board[26].clone()} />
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<Slot idx=27 state={shared.board[27].clone()} />
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<Slot idx=28 state={shared.board[28].clone()} />
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<Slot idx=29 state={shared.board[29].clone()} />
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<Slot idx=30 state={shared.board[30].clone()} />
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<Slot idx=31 state={shared.board[31].clone()} />
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<Slot idx=32 state={shared.board[32].clone()} />
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<Slot idx=33 state={shared.board[33].clone()} />
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<Slot idx=34 state={shared.board[34].clone()} />
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<Slot idx=35 state={shared.board[35].clone()} />
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<Slot idx=36 state={shared.board[36].clone()} />
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<Slot idx=37 state={shared.board[37].clone()} />
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<Slot idx=38 state={shared.board[38].clone()} />
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<Slot idx=39 state={shared.board[39].clone()} />
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<Slot idx=40 state={shared.board[40].clone()} />
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<Slot idx=41 state={shared.board[41].clone()} />
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<Slot idx=42 state={shared.board[42].clone()} />
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<Slot idx=43 state={shared.board[43].clone()} />
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<Slot idx=44 state={shared.board[44].clone()} />
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<Slot idx=45 state={shared.board[45].clone()} />
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<Slot idx=46 state={shared.board[46].clone()} />
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<Slot idx=47 state={shared.board[47].clone()} />
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<Slot idx=48 state={shared.board[48].clone()} />
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<Slot idx=49 state={shared.board[49].clone()} />
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<Slot idx=50 state={shared.board[50].clone()} />
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<Slot idx=51 state={shared.board[51].clone()} />
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<Slot idx=52 state={shared.board[52].clone()} />
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<Slot idx=53 state={shared.board[53].clone()} />
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<Slot idx=54 state={shared.board[54].clone()} />
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<Slot idx=55 state={shared.board[55].clone()} />
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<div class="info_text_wrapper">
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<InfoText />
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</div>
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</div> // wrapper
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}
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}
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fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
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let (shared, _) = ctx
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.link()
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.context::<SharedState>(Callback::noop())
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.expect("state to be set");
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let split_str: Vec<&str> = msg.split_whitespace().collect();
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if split_str.len() == 2 {
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if split_str[0] == "pressed" {
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if let Ok(idx) = split_str[1].parse::<u8>() {
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let output_str: String = format!("Got {idx} pressed.");
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shared.board[idx as usize].replace(match shared.board[idx as usize].get() {
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BoardState::Empty => BoardState::Cyan,
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BoardState::Cyan => BoardState::Magenta,
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BoardState::Magenta => BoardState::Empty,
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});
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// DEBUG
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log::info!("{} is {:?}", idx, shared.board[idx as usize].get());
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// DEBUG
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//log::info!("{}", &output_str);
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if let Some(info_text) = shared.info_text_ref.cast::<web_sys::HtmlDivElement>()
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{
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// create the new text to be appended in the output
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let window = web_sys::window().expect("no window exists");
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let document = window.document().expect("window should have a document");
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let p = document
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.create_element("p")
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.expect("document should be able to create <p>");
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p.set_text_content(Some(&output_str));
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// check if scrolled to top
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// DEBUG
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//log::info!(
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// "pre: scroll top is {}, scroll height is {}",
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// info_text.scroll_top(),
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// info_text.scroll_height()
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//);
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let at_top: bool =
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info_text.scroll_top() <= INFO_TEXT_HEIGHT - info_text.scroll_height();
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// append text to output
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info_text
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.append_with_node_1(&p)
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.expect("should be able to append to info_text");
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while info_text.child_element_count() > INFO_TEXT_MAX_ITEMS {
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info_text
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.remove_child(&info_text.first_child().unwrap())
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.expect("should be able to limit items in info_text");
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}
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// scroll to bottom only if at bottom
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// DEBUG
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//log::info!("at_top is {}", if at_top { "true" } else { "false" });
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if at_top {
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info_text.set_scroll_top(INFO_TEXT_HEIGHT - info_text.scroll_height());
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}
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// DEBUG
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//log::info!(
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// "post: scroll top is {}, scroll height is {}",
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// info_text.scroll_top(),
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// info_text.scroll_height()
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//);
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} else {
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log::warn!("Failed to get \"info_text\"");
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}
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} // let Ok(idx) = split_str[1].parse::<u8>()
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} // split_str[0] == "pressed"
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} // split_str.len() == 2
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true
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}
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}
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#[derive(Clone, Debug, PartialEq, Eq)]
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pub struct InfoText {}
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impl Component for InfoText {
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type Message = ();
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type Properties = ();
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fn create(_ctx: &Context<Self>) -> Self {
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Self {}
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}
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fn view(&self, ctx: &Context<Self>) -> Html {
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let (shared, _) = ctx
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.link()
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.context::<SharedState>(Callback::noop())
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.expect("state to be set");
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html! {
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<div ref={shared.info_text_ref} class="info_text">
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{"Hello"}
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</div>
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}
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}
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}
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