1040 lines
36 KiB
Rust
1040 lines
36 KiB
Rust
use std::{cell::RefCell, rc, sync::Mutex};
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use gloo::{
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console::log,
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events::{EventListener, EventListenerOptions},
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net::http::Request,
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utils::{document, window},
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};
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use wasm_bindgen::prelude::*;
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use wasm_bindgen_futures::spawn_local;
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use web_sys::{
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DragEvent, Element, HtmlDivElement, HtmlInputElement, HtmlSelectElement, HtmlTextAreaElement,
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KeyboardEvent,
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};
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use common::ron_api;
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use crate::{
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modal_dialog, request,
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toast::{self, Level},
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utils::{by_id, selector, selector_and_clone, SelectorExt},
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};
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async fn reload_recipes_list(current_recipe_id: i64) {
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match Request::get("/fragments/recipes_list")
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.query([("current_recipe_id", current_recipe_id.to_string())])
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.send()
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.await
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{
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Err(error) => {
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toast::show(Level::Info, &format!("Internal server error: {}", error));
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}
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Ok(response) => {
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let list = document().get_element_by_id("recipes-list").unwrap();
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list.set_outer_html(&response.text().await.unwrap());
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}
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}
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}
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pub fn setup_page(recipe_id: i64) -> Result<(), JsValue> {
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// Title.
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{
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let Some(title) = document().get_element_by_id("input-title") else {
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return Err(JsValue::from_str("Unable to find 'input-title' element"));
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};
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let title: HtmlInputElement = title.dyn_into().unwrap();
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// Check if the recipe has been loaded.
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let mut current_title = title.value();
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EventListener::new(&title.clone(), "blur", move |_event| {
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if title.value() != current_title {
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current_title = title.value();
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let body = ron_api::SetRecipeTitle {
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recipe_id,
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title: title.value(),
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_title", body).await;
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reload_recipes_list(recipe_id).await;
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});
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}
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})
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.forget();
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}
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// Description.
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{
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let description: HtmlTextAreaElement = by_id("text-area-description");
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let mut current_description = description.value();
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EventListener::new(&description.clone(), "blur", move |_event| {
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if description.value() != current_description {
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current_description = description.value();
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let body = ron_api::SetRecipeDescription {
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recipe_id,
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description: description.value(),
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_description", body).await;
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});
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}
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})
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.forget();
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}
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// Servings.
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{
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let servings: HtmlInputElement = by_id("input-servings");
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let mut current_servings = servings.value_as_number();
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EventListener::new(&servings.clone(), "input", move |_event| {
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let n = servings.value_as_number();
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if n.is_nan() {
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servings.set_value("");
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}
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if n != current_servings {
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let servings = if n.is_nan() {
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None
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} else {
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// TODO: Find a better way to validate integer numbers.
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let n = n as u32;
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servings.set_value_as_number(n as f64);
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Some(n)
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};
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current_servings = n;
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let body = ron_api::SetRecipeServings {
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recipe_id,
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servings,
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_servings", body).await;
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});
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}
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})
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.forget();
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}
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// Estimated time.
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{
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let estimated_time: HtmlInputElement = by_id("input-estimated-time");
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let mut current_time = estimated_time.value_as_number();
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EventListener::new(&estimated_time.clone(), "input", move |_event| {
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let n = estimated_time.value_as_number();
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if n.is_nan() {
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estimated_time.set_value("");
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}
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if n != current_time {
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let time = if n.is_nan() {
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None
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} else {
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// TODO: Find a better way to validate integer numbers.
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let n = n as u32;
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estimated_time.set_value_as_number(n as f64);
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Some(n)
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};
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current_time = n;
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let body = ron_api::SetRecipeEstimatedTime {
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recipe_id,
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estimated_time: time,
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_estimated_time", body).await;
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});
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}
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})
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.forget();
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}
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// Difficulty.
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{
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let difficulty: HtmlSelectElement = by_id("select-difficulty");
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let mut current_difficulty = difficulty.value();
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EventListener::new(&difficulty.clone(), "blur", move |_event| {
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if difficulty.value() != current_difficulty {
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current_difficulty = difficulty.value();
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let body = ron_api::SetRecipeDifficulty {
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recipe_id,
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difficulty: ron_api::Difficulty::try_from(
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current_difficulty.parse::<u32>().unwrap(),
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)
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.unwrap(),
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_difficulty", body).await;
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});
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}
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})
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.forget();
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}
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// Tags.
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{
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spawn_local(async move {
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let tags: ron_api::Tags =
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request::get("recipe/get_tags", [("recipe_id", &recipe_id.to_string())])
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.await
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.unwrap();
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create_tag_elements(recipe_id, &tags.tags);
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});
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fn add_tags(recipe_id: i64, tags: String) {
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spawn_local(async move {
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let tag_list: Vec<String> =
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tags.split_whitespace().map(str::to_lowercase).collect();
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if !tag_list.is_empty() {
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let body = ron_api::Tags {
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recipe_id,
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tags: tag_list.clone(),
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};
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let _ = request::post::<(), _>("recipe/add_tags", body).await;
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create_tag_elements(recipe_id, &tag_list);
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}
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by_id::<HtmlInputElement>("input-tags").set_value("");
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});
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}
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let input_tags: HtmlInputElement = by_id("input-tags");
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EventListener::new(&input_tags.clone(), "input", move |_event| {
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let tags = input_tags.value();
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if tags.ends_with(' ') {
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add_tags(recipe_id, tags);
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}
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})
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.forget();
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let input_tags: HtmlInputElement = by_id("input-tags");
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EventListener::new(&input_tags.clone(), "keypress", move |event| {
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if let Some(keyboard_event) = event.dyn_ref::<KeyboardEvent>() {
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if keyboard_event.key_code() == 13 {
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let tags = input_tags.value();
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add_tags(recipe_id, tags);
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}
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}
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})
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.forget();
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let input_tags: HtmlInputElement = by_id("input-tags");
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EventListener::new(&input_tags.clone(), "blur", move |_event| {
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let tags = input_tags.value();
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add_tags(recipe_id, tags);
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})
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.forget();
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}
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// Language.
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{
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let language: HtmlSelectElement = by_id("select-language");
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let mut current_language = language.value();
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EventListener::new(&language.clone(), "blur", move |_event| {
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if language.value() != current_language {
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current_language = language.value();
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let body = ron_api::SetRecipeLanguage {
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recipe_id,
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lang: language.value(),
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_language", body).await;
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});
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}
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})
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.forget();
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}
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// Is published.
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{
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let is_published: HtmlInputElement = by_id("input-is-published");
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EventListener::new(&is_published.clone(), "input", move |_event| {
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let body = ron_api::SetIsPublished {
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recipe_id,
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is_published: is_published.checked(),
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_is_published", body).await;
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reload_recipes_list(recipe_id).await;
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});
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})
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.forget();
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}
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// Delete recipe button.
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let delete_button: HtmlInputElement = by_id("input-delete");
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EventListener::new(&delete_button, "click", move |_event| {
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let title: HtmlInputElement = by_id("input-title");
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spawn_local(async move {
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if modal_dialog::show(&format!(
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"Are you sure to delete the recipe '{}'",
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title.value()
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))
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.await
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{
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let body = ron_api::Remove { recipe_id };
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let _ = request::delete::<(), _>("recipe/remove", body).await;
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window().location().set_href("/").unwrap();
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// by_id::<Element>(&format!("group-{}", group_id)).remove();
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}
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});
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})
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.forget();
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// let group_dropzone: Element = selector(".dropzone-group");
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// setup_dragzone_events(&group_dropzone);
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// Load initial groups, steps and ingredients.
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{
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spawn_local(async move {
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let groups: Vec<common::ron_api::Group> =
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request::get("recipe/get_groups", [("recipe_id", &recipe_id.to_string())])
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.await
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.unwrap();
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for group in groups {
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let group_element = create_group_element(&group);
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for step in group.steps {
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let step_element =
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create_step_element(&group_element.selector(".steps"), &step);
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for ingredient in step.ingredients {
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create_ingredient_element(
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&step_element.selector(".ingredients"),
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&ingredient,
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);
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}
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}
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}
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});
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}
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// Add a new group.
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{
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let button_add_group: HtmlInputElement = by_id("input-add-group");
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let on_click_add_group = EventListener::new(&button_add_group, "click", move |_event| {
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let body = ron_api::AddRecipeGroup { recipe_id };
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spawn_local(async move {
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let response: ron_api::AddRecipeGroupResult =
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request::post("recipe/add_group", body).await.unwrap();
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create_group_element(&ron_api::Group {
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id: response.group_id,
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name: "".to_string(),
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comment: "".to_string(),
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steps: vec![],
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});
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});
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});
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on_click_add_group.forget();
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}
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Ok(())
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}
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fn create_group_element(group: &ron_api::Group) -> Element {
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let group_id = group.id;
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let group_element: Element = selector_and_clone("#hidden-templates .group");
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group_element.set_id(&format!("group-{}", group.id));
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let groups_container: Element = by_id("groups-container");
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groups_container.append_child(&group_element).unwrap();
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set_draggable(&group_element, "group", |_element| {
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spawn_local(async move {
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let group_ids = by_id::<Element>("groups-container")
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.selector_all::<Element>(".group")
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.into_iter()
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.map(|e| e.id()[6..].parse::<i64>().unwrap())
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.collect();
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let body = ron_api::SetGroupOrders { group_ids };
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let _ = request::put::<(), _>("recipe/set_groups_order", body).await;
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});
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});
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// Group name.
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let name = group_element.selector::<HtmlInputElement>(".input-group-name");
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name.set_value(&group.name);
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let mut current_name = group.name.clone();
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EventListener::new(&name.clone(), "blur", move |_event| {
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if name.value() != current_name {
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current_name = name.value();
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let body = ron_api::SetGroupName {
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group_id,
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name: name.value(),
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_group_name", body).await;
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})
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}
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})
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.forget();
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// Group comment.
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let comment: HtmlInputElement = group_element.selector(".input-group-comment");
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comment.set_value(&group.comment);
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let mut current_comment = group.comment.clone();
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EventListener::new(&comment.clone(), "blur", move |_event| {
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if comment.value() != current_comment {
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current_comment = comment.value();
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let body = ron_api::SetGroupComment {
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group_id,
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comment: comment.value(),
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};
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spawn_local(async move {
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let _ = request::put::<(), _>("recipe/set_group_comment", body).await;
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});
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}
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})
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.forget();
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// Delete button.
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let group_element_cloned = group_element.clone();
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let delete_button: HtmlInputElement = group_element.selector(".input-group-delete");
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EventListener::new(&delete_button, "click", move |_event| {
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let name = group_element_cloned
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.selector::<HtmlInputElement>(".input-group-name")
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.value();
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spawn_local(async move {
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if modal_dialog::show(&format!("Are you sure to delete the group '{}'", name)).await {
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let body = ron_api::RemoveRecipeGroup { group_id };
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let _ = request::delete::<(), _>("recipe/remove_group", body).await;
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let group_element = by_id::<Element>(&format!("group-{}", group_id));
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group_element.next_element_sibling().unwrap().remove();
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group_element.remove();
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}
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});
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})
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.forget();
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// Add step button.
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let add_step_button: HtmlInputElement = group_element.selector(".input-add-step");
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EventListener::new(&add_step_button, "click", move |_event| {
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spawn_local(async move {
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let body = ron_api::AddRecipeStep { group_id };
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let response: ron_api::AddRecipeStepResult =
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request::post("recipe/add_step", body).await.unwrap();
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create_step_element(
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&selector::<Element>(&format!("#group-{} .steps", group_id)),
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&ron_api::Step {
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id: response.step_id,
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action: "".to_string(),
|
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ingredients: vec![],
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},
|
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);
|
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});
|
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})
|
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.forget();
|
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|
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group_element
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}
|
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|
|
fn create_tag_elements<T>(recipe_id: i64, tags: &[T])
|
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where
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T: AsRef<str>,
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{
|
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let tags_span: Element = selector("#container-tags .tags");
|
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|
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// Collect current tags to avoid re-adding an existing tag.
|
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let mut current_tags: Vec<String> = vec![];
|
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let mut current_tag_element = tags_span.first_child();
|
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while let Some(element) = current_tag_element {
|
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current_tags.push(
|
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element
|
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.dyn_ref::<Element>()
|
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.unwrap()
|
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.text_content()
|
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.unwrap(),
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);
|
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current_tag_element = element.next_sibling();
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}
|
|
|
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for tag in tags {
|
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let tag = tag.as_ref().to_string();
|
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if current_tags.contains(&tag) {
|
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continue;
|
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}
|
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let tag_span = document().create_element("span").unwrap();
|
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tag_span.set_inner_html(&tag);
|
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let delete_tag_button: HtmlInputElement = document()
|
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.create_element("input")
|
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.unwrap()
|
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.dyn_into()
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.unwrap();
|
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delete_tag_button.set_attribute("type", "button").unwrap();
|
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delete_tag_button.set_attribute("value", "X").unwrap();
|
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tag_span.append_child(&delete_tag_button).unwrap();
|
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tags_span.append_child(&tag_span).unwrap();
|
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|
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EventListener::new(&delete_tag_button, "click", move |_event| {
|
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let tag_span = tag_span.clone();
|
|
let tag = tag.clone();
|
|
spawn_local(async move {
|
|
let body = ron_api::Tags {
|
|
recipe_id,
|
|
tags: vec![tag],
|
|
};
|
|
let _ = request::delete::<(), _>("recipe/rm_tags", body).await;
|
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tag_span.remove();
|
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});
|
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})
|
|
.forget();
|
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}
|
|
}
|
|
|
|
fn create_step_element(group_element: &Element, step: &ron_api::Step) -> Element {
|
|
let step_id = step.id;
|
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let step_element: Element = selector_and_clone("#hidden-templates .step");
|
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step_element.set_id(&format!("step-{}", step.id));
|
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group_element.append_child(&step_element).unwrap();
|
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|
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set_draggable(&step_element, "step", |element| {
|
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let element = element.clone();
|
|
spawn_local(async move {
|
|
let step_ids = element
|
|
.parent_element()
|
|
.unwrap()
|
|
.selector_all::<Element>(".step")
|
|
.into_iter()
|
|
.map(|e| e.id()[5..].parse::<i64>().unwrap())
|
|
.collect();
|
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|
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let body = ron_api::SetStepOrders { step_ids };
|
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let _ = request::put::<(), _>("recipe/set_steps_order", body).await;
|
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});
|
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});
|
|
|
|
// Step action.
|
|
let action: HtmlTextAreaElement = step_element.selector(".text-area-step-action");
|
|
action.set_value(&step.action);
|
|
let mut current_action = step.action.clone();
|
|
EventListener::new(&action.clone(), "blur", move |_event| {
|
|
if action.value() != current_action {
|
|
current_action = action.value();
|
|
let body = ron_api::SetStepAction {
|
|
step_id,
|
|
action: action.value(),
|
|
};
|
|
spawn_local(async move {
|
|
let _ = request::put::<(), _>("recipe/set_step_action", body).await;
|
|
});
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// Delete button.
|
|
let step_element_cloned = step_element.clone();
|
|
let delete_button: HtmlInputElement = step_element.selector(".input-step-delete");
|
|
EventListener::new(&delete_button, "click", move |_event| {
|
|
let action = step_element_cloned
|
|
.selector::<HtmlTextAreaElement>(".text-area-step-action")
|
|
.value();
|
|
spawn_local(async move {
|
|
if modal_dialog::show(&format!("Are you sure to delete the step '{}'", action)).await {
|
|
let body = ron_api::RemoveRecipeStep { step_id };
|
|
let _ = request::delete::<(), _>("recipe/remove_step", body).await;
|
|
let step_element = by_id::<Element>(&format!("step-{}", step_id));
|
|
step_element.next_element_sibling().unwrap().remove();
|
|
step_element.remove();
|
|
}
|
|
});
|
|
})
|
|
.forget();
|
|
|
|
// Add ingredient button.
|
|
let add_ingredient_button: HtmlInputElement = step_element.selector(".input-add-ingredient");
|
|
EventListener::new(&add_ingredient_button, "click", move |_event| {
|
|
spawn_local(async move {
|
|
let body = ron_api::AddRecipeIngredient { step_id };
|
|
let response: ron_api::AddRecipeIngredientResult =
|
|
request::post("recipe/add_ingredient", body).await.unwrap();
|
|
create_ingredient_element(
|
|
&selector::<Element>(&format!("#step-{} .ingredients", step_id)),
|
|
&ron_api::Ingredient {
|
|
id: response.ingredient_id,
|
|
name: "".to_string(),
|
|
comment: "".to_string(),
|
|
quantity_value: None,
|
|
quantity_unit: "".to_string(),
|
|
},
|
|
);
|
|
});
|
|
})
|
|
.forget();
|
|
|
|
step_element
|
|
}
|
|
|
|
fn create_ingredient_element(step_element: &Element, ingredient: &ron_api::Ingredient) -> Element {
|
|
let ingredient_id = ingredient.id;
|
|
let ingredient_element: Element = selector_and_clone("#hidden-templates .ingredient");
|
|
ingredient_element.set_id(&format!("ingredient-{}", ingredient.id));
|
|
step_element.append_child(&ingredient_element).unwrap();
|
|
|
|
set_draggable(&ingredient_element, "ingredient", |element| {
|
|
let element = element.clone();
|
|
spawn_local(async move {
|
|
let ingredient_ids = element
|
|
.parent_element()
|
|
.unwrap()
|
|
.selector_all::<Element>(".ingredient")
|
|
.into_iter()
|
|
.map(|e| e.id()[11..].parse::<i64>().unwrap())
|
|
.collect();
|
|
|
|
let body = ron_api::SetIngredientOrders { ingredient_ids };
|
|
let _ = request::put::<(), _>("recipe/set_ingredients_order", body).await;
|
|
});
|
|
});
|
|
|
|
// Ingredient name.
|
|
let name: HtmlInputElement = ingredient_element.selector(".input-ingredient-name");
|
|
name.set_value(&ingredient.name);
|
|
let mut current_name = ingredient.name.clone();
|
|
EventListener::new(&name.clone(), "blur", move |_event| {
|
|
if name.value() != current_name {
|
|
current_name = name.value();
|
|
let body = ron_api::SetIngredientName {
|
|
ingredient_id,
|
|
name: name.value(),
|
|
};
|
|
spawn_local(async move {
|
|
let _ = request::put::<(), _>("recipe/set_ingredient_name", body).await;
|
|
});
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// Ingredient comment.
|
|
let comment: HtmlInputElement = ingredient_element.selector(".input-ingredient-comment");
|
|
comment.set_value(&ingredient.comment);
|
|
let mut current_comment = ingredient.comment.clone();
|
|
EventListener::new(&comment.clone(), "blur", move |_event| {
|
|
if comment.value() != current_comment {
|
|
current_comment = comment.value();
|
|
let body = ron_api::SetIngredientComment {
|
|
ingredient_id,
|
|
comment: comment.value(),
|
|
};
|
|
spawn_local(async move {
|
|
let _ = request::put::<(), _>("recipe/set_ingredient_comment", body).await;
|
|
});
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// Ingredient quantity.
|
|
let quantity: HtmlInputElement = ingredient_element.selector(".input-ingredient-quantity");
|
|
quantity.set_value(
|
|
&ingredient
|
|
.quantity_value
|
|
.map_or("".to_string(), |q| q.to_string()),
|
|
);
|
|
let mut current_quantity = quantity.value_as_number();
|
|
EventListener::new(&quantity.clone(), "input", move |_event| {
|
|
let n = quantity.value_as_number();
|
|
if n.is_nan() {
|
|
quantity.set_value("");
|
|
}
|
|
if n != current_quantity {
|
|
let q = if n.is_nan() { None } else { Some(n) };
|
|
current_quantity = n;
|
|
let body = ron_api::SetIngredientQuantity {
|
|
ingredient_id,
|
|
quantity: q,
|
|
};
|
|
spawn_local(async move {
|
|
let _ = request::put::<(), _>("recipe/set_ingredient_quantity", body).await;
|
|
});
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// Ingredient unit.
|
|
let unit: HtmlInputElement = ingredient_element.selector(".input-ingredient-unit");
|
|
unit.set_value(&ingredient.quantity_unit);
|
|
let mut current_unit = ingredient.quantity_unit.clone();
|
|
EventListener::new(&unit.clone(), "blur", move |_event| {
|
|
if unit.value() != current_unit {
|
|
current_unit = unit.value();
|
|
let body = ron_api::SetIngredientUnit {
|
|
ingredient_id,
|
|
unit: unit.value(),
|
|
};
|
|
spawn_local(async move {
|
|
let _ = request::put::<(), _>("recipe/set_ingredient_unit", body).await;
|
|
});
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// Delete button.
|
|
let ingredient_element_cloned = ingredient_element.clone();
|
|
let delete_button: HtmlInputElement = ingredient_element.selector(".input-ingredient-delete");
|
|
EventListener::new(&delete_button, "click", move |_event| {
|
|
let name = ingredient_element_cloned
|
|
.selector::<HtmlInputElement>(".input-ingredient-name")
|
|
.value();
|
|
spawn_local(async move {
|
|
if modal_dialog::show(&format!("Are you sure to delete the ingredient '{}'", name))
|
|
.await
|
|
{
|
|
let body = ron_api::RemoveRecipeIngredient { ingredient_id };
|
|
let _ = request::delete::<(), _>("recipe/remove_ingredient", body).await;
|
|
by_id::<Element>(&format!("ingredient-{}", ingredient_id)).remove();
|
|
}
|
|
});
|
|
})
|
|
.forget();
|
|
|
|
ingredient_element
|
|
}
|
|
|
|
enum CursorPosition {
|
|
UpperPart,
|
|
LowerPart,
|
|
}
|
|
|
|
fn get_cursor_position(mouse_y: f64, element: &Element) -> CursorPosition {
|
|
let element_y = element.get_bounding_client_rect().y();
|
|
// Between 0 (top) and 1 (bottom).
|
|
let y_relative_pos = (mouse_y - element_y) / element.get_bounding_client_rect().height();
|
|
if y_relative_pos < 0.5 {
|
|
CursorPosition::UpperPart
|
|
} else {
|
|
CursorPosition::LowerPart
|
|
}
|
|
}
|
|
|
|
fn get_parent_with_id_starting_with(mut element: Element, prefix: &str) -> Element {
|
|
while !element.id().starts_with(prefix) {
|
|
element = element.parent_element().unwrap();
|
|
}
|
|
element
|
|
}
|
|
|
|
// It replaces 'event.data_transfer().unwrap().get_data()/set_data()' because
|
|
// Chrome prevent to read this during draghover event which is the correct behavior
|
|
// according the specifications:
|
|
// * https://html.spec.whatwg.org/multipage/dnd.html#the-drag-data-store
|
|
static DATA_DRAGGED: Mutex<RefCell<String>> = Mutex::new(RefCell::new(String::new()));
|
|
|
|
/// Set an element as draggable and add an element before and after
|
|
/// cloned from "#hidden-templates .dropzone".
|
|
/// All elements set as draggable in a given container can be dragged
|
|
/// After or before another element.
|
|
/// 'element' must have a sub-element with the class '.drag-handle' which
|
|
/// will be used to drag the element.
|
|
fn set_draggable<T>(element: &Element, prefix: &str, dropped: T)
|
|
where
|
|
T: Fn(&Element) + 'static,
|
|
{
|
|
let dropped = rc::Rc::new(dropped);
|
|
|
|
// Add a drop zone before the given element if there is none.
|
|
if element.previous_element_sibling().is_none() {
|
|
let dropzone = selector_and_clone::<Element>("#hidden-templates .dropzone");
|
|
element.before_with_node_1(&dropzone).unwrap();
|
|
setup_dragzone_events(&dropzone, prefix, dropped.clone());
|
|
}
|
|
|
|
let dropzone = selector_and_clone::<Element>("#hidden-templates .dropzone");
|
|
element.after_with_node_1(&dropzone).unwrap();
|
|
setup_dragzone_events(&dropzone, prefix, dropped.clone());
|
|
|
|
// DRAGOVER.
|
|
let prefix_copied = prefix.to_string();
|
|
EventListener::new_with_options(
|
|
element,
|
|
"dragover",
|
|
EventListenerOptions::enable_prevent_default(),
|
|
move |event| {
|
|
let event: &DragEvent = event.dyn_ref::<DragEvent>().unwrap();
|
|
|
|
let drag_data_lock = DATA_DRAGGED.lock().unwrap();
|
|
let drag_data = drag_data_lock.borrow();
|
|
|
|
if drag_data.starts_with(&prefix_copied) {
|
|
let element: Element = by_id(&drag_data);
|
|
let element_target = event
|
|
.current_target()
|
|
.unwrap()
|
|
.dyn_into::<Element>()
|
|
.unwrap();
|
|
|
|
if element.parent_element() != element_target.parent_element() {
|
|
return;
|
|
}
|
|
|
|
event.prevent_default();
|
|
|
|
let cursor_position = get_cursor_position(event.client_y() as f64, &element_target);
|
|
|
|
element_target
|
|
.previous_element_sibling()
|
|
.unwrap()
|
|
.set_class_name(match cursor_position {
|
|
CursorPosition::UpperPart => "dropzone hover",
|
|
CursorPosition::LowerPart => "dropzone active",
|
|
});
|
|
|
|
element_target
|
|
.next_element_sibling()
|
|
.unwrap()
|
|
.set_class_name(match cursor_position {
|
|
CursorPosition::UpperPart => "dropzone active",
|
|
CursorPosition::LowerPart => "dropzone hover",
|
|
});
|
|
}
|
|
},
|
|
)
|
|
.forget();
|
|
|
|
// DRAGLEAVE.
|
|
let prefix_copied = prefix.to_string();
|
|
EventListener::new(element, "dragleave", move |event| {
|
|
let event: &DragEvent = event.dyn_ref::<DragEvent>().unwrap();
|
|
|
|
let drag_data_lock = DATA_DRAGGED.lock().unwrap();
|
|
let drag_data = drag_data_lock.borrow();
|
|
|
|
if drag_data.starts_with(&prefix_copied) {
|
|
let element: Element = by_id(&drag_data);
|
|
let element_target = event
|
|
.current_target()
|
|
.unwrap()
|
|
.dyn_into::<Element>()
|
|
.unwrap();
|
|
|
|
if element.parent_element() != element_target.parent_element() {
|
|
return;
|
|
}
|
|
|
|
element_target
|
|
.previous_element_sibling()
|
|
.unwrap()
|
|
.set_class_name("dropzone active");
|
|
|
|
element_target
|
|
.next_element_sibling()
|
|
.unwrap()
|
|
.set_class_name("dropzone active");
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// DROP.
|
|
let prefix_copied = prefix.to_string();
|
|
EventListener::new(element, "drop", move |event| {
|
|
let event: &DragEvent = event.dyn_ref::<DragEvent>().unwrap();
|
|
|
|
let drag_data_lock = DATA_DRAGGED.lock().unwrap();
|
|
let drag_data = drag_data_lock.borrow();
|
|
|
|
if drag_data.starts_with(&prefix_copied) {
|
|
let target: Element = event.current_target().unwrap().dyn_into().unwrap();
|
|
let element: Element = by_id(&drag_data);
|
|
let dropzone: Element = element.next_element_sibling().unwrap();
|
|
|
|
if element.parent_element() != target.parent_element() {
|
|
return;
|
|
}
|
|
|
|
match get_cursor_position(event.client_y() as f64, &element) {
|
|
CursorPosition::UpperPart => {
|
|
target
|
|
.previous_element_sibling()
|
|
.unwrap()
|
|
.after_with_node_1(&element)
|
|
.unwrap();
|
|
element.after_with_node_1(&dropzone).unwrap();
|
|
}
|
|
CursorPosition::LowerPart => {
|
|
target
|
|
.next_element_sibling()
|
|
.unwrap()
|
|
.after_with_node_1(&element)
|
|
.unwrap();
|
|
element.after_with_node_1(&dropzone).unwrap();
|
|
}
|
|
}
|
|
|
|
dropped(&element);
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// MOUSEDOWN.
|
|
let drag_handle: Element = element.selector(".drag-handle");
|
|
EventListener::new(&drag_handle, "mousedown", |event| {
|
|
event
|
|
.current_target()
|
|
.unwrap()
|
|
.dyn_into::<Element>()
|
|
.unwrap()
|
|
.parent_element()
|
|
.unwrap()
|
|
.set_attribute("draggable", "true")
|
|
.unwrap();
|
|
})
|
|
.forget();
|
|
|
|
// MOUSEUP.
|
|
EventListener::new(&drag_handle, "mouseup", |event| {
|
|
event
|
|
.current_target()
|
|
.unwrap()
|
|
.dyn_into::<Element>()
|
|
.unwrap()
|
|
.parent_element()
|
|
.unwrap()
|
|
.set_attribute("draggable", "false")
|
|
.unwrap();
|
|
})
|
|
.forget();
|
|
|
|
// DRAGSTART.
|
|
let prefix_copied = prefix.to_string();
|
|
EventListener::new(element, "dragstart", move |event| {
|
|
let event: &DragEvent = event.dyn_ref::<DragEvent>().unwrap();
|
|
let target_element: Element = event.current_target().unwrap().dyn_into().unwrap();
|
|
|
|
if target_element.id().starts_with(&prefix_copied) {
|
|
event.stop_propagation();
|
|
|
|
// Highlight where the group can be droppped.
|
|
for dp in target_element
|
|
.parent_element()
|
|
.unwrap()
|
|
.selector_all::<HtmlDivElement>(".dropzone")
|
|
{
|
|
if dp.parent_element() == target_element.parent_element() {
|
|
dp.set_class_name("dropzone active");
|
|
}
|
|
}
|
|
|
|
let drag_data_lock = DATA_DRAGGED.lock().unwrap();
|
|
drag_data_lock.replace(target_element.id());
|
|
|
|
event.data_transfer().unwrap().set_effect_allowed("move");
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// DRAGEND.
|
|
let prefix_copied = prefix.to_string();
|
|
EventListener::new(element, "dragend", move |event| {
|
|
let target_element: Element = event.current_target().unwrap().dyn_into().unwrap();
|
|
target_element.set_attribute("draggable", "false").unwrap();
|
|
if target_element.id().starts_with(&prefix_copied) {
|
|
for dp in target_element
|
|
.parent_element()
|
|
.unwrap()
|
|
.selector_all::<HtmlDivElement>(".dropzone")
|
|
{
|
|
dp.set_class_name("dropzone");
|
|
}
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
fn setup_dragzone_events<T>(dropzone: &Element, prefix: &str, dropped: rc::Rc<T>)
|
|
where
|
|
T: Fn(&Element) + 'static,
|
|
{
|
|
// DRAGOVER (dropzone).
|
|
let prefix_copied = prefix.to_string();
|
|
EventListener::new_with_options(
|
|
dropzone,
|
|
"dragover",
|
|
EventListenerOptions::enable_prevent_default(),
|
|
move |event| {
|
|
let event: &DragEvent = event.dyn_ref::<DragEvent>().unwrap();
|
|
|
|
let drag_data_lock = DATA_DRAGGED.lock().unwrap();
|
|
let drag_data = drag_data_lock.borrow();
|
|
|
|
if drag_data.starts_with(&prefix_copied) {
|
|
let element: Element = by_id(&drag_data);
|
|
let element_target = event
|
|
.current_target()
|
|
.unwrap()
|
|
.dyn_into::<Element>()
|
|
.unwrap();
|
|
|
|
if element.parent_element() != element_target.parent_element() {
|
|
return;
|
|
}
|
|
|
|
event.prevent_default();
|
|
|
|
event
|
|
.current_target()
|
|
.unwrap()
|
|
.dyn_into::<Element>()
|
|
.unwrap()
|
|
.set_class_name("dropzone hover");
|
|
}
|
|
},
|
|
)
|
|
.forget();
|
|
|
|
// DRAGLEAVE (dropzone).
|
|
let prefix_copied = prefix.to_string();
|
|
EventListener::new(dropzone, "dragleave", move |event| {
|
|
let event: &DragEvent = event.dyn_ref::<DragEvent>().unwrap();
|
|
|
|
let drag_data_lock = DATA_DRAGGED.lock().unwrap();
|
|
let drag_data = drag_data_lock.borrow();
|
|
|
|
if drag_data.starts_with(&prefix_copied) {
|
|
let element: Element = by_id(&drag_data);
|
|
let element_target = event
|
|
.current_target()
|
|
.unwrap()
|
|
.dyn_into::<Element>()
|
|
.unwrap();
|
|
|
|
if element.parent_element() != element_target.parent_element() {
|
|
return;
|
|
}
|
|
|
|
event
|
|
.current_target()
|
|
.unwrap()
|
|
.dyn_into::<Element>()
|
|
.unwrap()
|
|
.set_class_name("dropzone active");
|
|
}
|
|
})
|
|
.forget();
|
|
|
|
// DROP (dropzone).
|
|
let prefix_copied = prefix.to_string();
|
|
EventListener::new(dropzone, "drop", move |event| {
|
|
let event: &DragEvent = event.dyn_ref::<DragEvent>().unwrap();
|
|
|
|
let drag_data_lock = DATA_DRAGGED.lock().unwrap();
|
|
let drag_data = drag_data_lock.borrow();
|
|
|
|
if drag_data.starts_with(&prefix_copied) {
|
|
let target: Element = event.current_target().unwrap().dyn_into().unwrap();
|
|
let element: Element = by_id(&drag_data);
|
|
let dropzone: Element = element.next_element_sibling().unwrap();
|
|
|
|
if element.parent_element() != target.parent_element() {
|
|
return;
|
|
}
|
|
|
|
target.after_with_node_1(&element).unwrap();
|
|
element.after_with_node_1(&dropzone).unwrap();
|
|
|
|
dropped(&element);
|
|
}
|
|
})
|
|
.forget();
|
|
}
|
|
}
|