Optimized again dictionary page and working import

Cargo.lock

@@ -2309,6 +2309,7 @@ dependencies = [
  "hex",
  "iced",
  "iced_core",
+ "mimalloc",
  "rand",
  "reqwest",
  "rfd",
@@ -2492,6 +2493,15 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6d2cec3eae94f9f509c767b45932f1ada8350c4bdb85af2fcab4a3c14807981"
 
+[[package]]
+name = "libmimalloc-sys"
+version = "0.1.49"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a45a52f43e1c16f667ccfe4dd8c85b7f7c204fd5e3bf46c5b0db9a5c3c0b8e9"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "libredox"
 version = "0.1.12"
@@ -2646,6 +2656,15 @@ dependencies = [
  "paste",
 ]
 
+[[package]]
+name = "mimalloc"
+version = "0.1.52"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2d4139bb28d14ad1facf21d5eb8825051b326e172d216b39f6d31df53cc97862"
+dependencies = [
+ "libmimalloc-sys",
+]
+
 [[package]]
 name = "mime"
 version = "0.3.17"

Cargo.toml

@@ -21,7 +21,7 @@ hex = "0.4.3"
 zstd = "0.13.3"
 zip = "8.6.0"
 rfd = "0.17.2"
-
+mimalloc = "0.1.52"
 [profile.super-release]
 inherits = "release"
 codegen-units = 1

src/data_provider/import.rs

@@ -1,23 +1,26 @@
-use rusqlite::Connection;
+use crate::lang::WordData;
+use rusqlite::fallible_iterator::FallibleIterator;
+use rusqlite::{Connection, MappedRows};
 use serde_json::Value;
 use std::collections::HashMap;
 
 #[derive(Clone)]
-pub struct ImportData(Vec<ImportGroup>);
+pub struct ImportData(pub(crate) Vec<ImportGroup>);
 
 #[derive(Clone, Debug)]
 pub struct ImportGroup {
-    id: u64,
+    pub id: u64,
-    name: String,
+    pub name: String,
-    fields: Vec<String>,
+    pub fields: Vec<String>,
-    mapping: HashMap<String, String>,
+    pub length: u64,
+    pub mapping: HashMap<String, String>,
+    pub imported: bool
 }
 
 #[derive(Clone)]
 pub struct ImportNote {
-    name: String,
+    pub tags: String,
-    tags: String,
+    pub fields: Vec<String>,
-    fields: Vec<String>,
 }
 
 pub fn load_groups(connection: &Connection) -> ImportData {
@@ -28,6 +31,16 @@ pub fn load_groups(connection: &Connection) -> ImportData {
     let sets = raw.as_object().unwrap();
     let mut total_data = ImportData(vec![]);
 
+    let mut count_stmt = connection
+        .prepare("select mid, count(id) from notes group by mid")
+        .unwrap();
+
+    let counts = count_stmt
+        .query_map([], |row| Ok((row.get(0)?, row.get(1)?)))
+        .unwrap()
+        .map(|x| x.unwrap())
+        .collect::<Vec<(i64, i64)>>();
+
     for (_, collection) in sets {
         let fields = collection["flds"]
             .as_array()
@@ -35,14 +48,35 @@ pub fn load_groups(connection: &Connection) -> ImportData {
             .iter()
             .map(|x| x["name"].as_str().unwrap().to_string())
             .collect();
-        let group = ImportGroup {
+        let mut group = ImportGroup {
             id: collection["id"].as_u64().unwrap(),
             name: collection["name"].as_str().unwrap().to_string(),
             fields,
             mapping: Default::default(),
+            length: 0,
+            imported: false,
         };
+        if let Some((_, count)) = counts.iter().find(|(id, _)| *id == group.id as i64) {
+            group.length = *count as u64
+        }
         println!("{:?}", group);
         total_data.0.push(group);
     }
     total_data
 }
+
+pub fn get_words_of_group(connection: &Connection, group_id: u64) -> Vec<ImportNote> {
+    let mut count_stmt = connection
+        .prepare("select tags, flds from notes where mid == ?1;")
+        .unwrap();
+
+    count_stmt.query_map((group_id as i64, ), |row| {
+        Ok(ImportNote {
+            tags: row.get(0)?,
+            fields: row.get::<usize, String>(1)?
+                .split('')
+                .map(|x| x.to_string())
+                .collect()
+        })
+    }).unwrap().map(|x| x.unwrap()).collect::<Vec<ImportNote>>()
+}

src/data_provider/words.rs

@@ -1,12 +1,11 @@
 use crate::lang::{WordData, WordGroup};
-use rusqlite::Connection;
+use rusqlite::{params, Connection};
 use std::collections::HashMap;
 
 pub fn add_word(word: &mut WordData, connection: &Connection) {
     let index = connection
         .query_row(
-            "INSERT INTO words (key, value, tags, more, group_id) VALUES (?1, ?2, ?3, ?4, ?5\
+            "INSERT INTO words (key, value, tags, more, group_id) VALUES (?1, ?2, ?3, ?4, ?5) RETURNING id",
-            ) RETURNING id",
             (
                 &word.key,
                 &word.value,
@@ -24,6 +23,40 @@ pub fn add_word(word: &mut WordData, connection: &Connection) {
     word.id = index;
 }
 
+pub fn add_words(words: &mut[WordData], connection: &mut Connection) {
+    let tx = connection.transaction().unwrap();
+    let count = words.len();
+
+    {
+        let mut stmt = tx.prepare(
+            "INSERT INTO words (key, value, tags, more, group_id) VALUES (?1, ?2, ?3, ?4, ?5)",
+        ).unwrap();
+
+
+        for word in words.iter() {
+            stmt.execute(params![word.key, word.value, word.tags, serde_json::to_string(&word.additional).unwrap(), word.group_id]).unwrap();
+        }
+    }
+
+    tx.commit().unwrap();
+
+    let last_index: u32 = connection
+        .query_one(
+            "SELECT seq from sqlite_sequence WHERE name == ?1",
+            ("words".to_string(),),
+            |row| row.get(0),
+        )
+        .unwrap();
+
+    let start_index = last_index - (count as u32) + 1;
+
+    let mut index = 0;
+    for id in start_index..=last_index {
+        words[index].id = id;
+        index += 1;
+    }
+}
+
 pub fn update_word(word: &mut WordData, connection: &Connection) {
     if word.id == 0 {
         add_word(word, &connection);
@@ -126,7 +159,7 @@ pub fn update_group(group: &mut WordGroup, connection: &Connection) {
     } else {
         connection
             .execute(
-                "UPDATE word_group SET name = ?1 WHERE id = ?5",
+                "UPDATE word_group SET name = ?1 WHERE id = ?2",
                 (&group.name, &group.id),
             )
             .unwrap_or_else(|e| {

src/dictionary.rs

@@ -1,6 +1,7 @@
 use crate::data_provider::words::{delete_group, delete_word, update_group, update_word};
 use crate::dictionary::DictionaryMessage::*;
 use crate::dictionary_test::DictionaryQuizState;
+use crate::import::ImportState;
 use crate::lang::{WordData, WordGroup};
 use crate::navigation::Page::{Import, Word};
 use crate::navigation::{NavigatedPage, Page};
@@ -14,7 +15,8 @@ use iced::widget::button::{danger, text};
 use iced::widget::space::horizontal;
 use iced::widget::text_input::default;
 use iced::widget::*;
-use iced::{Border, Color, Length, Shadow, Task};
+use iced::{Border, Color, Shadow, Task};
+use iced_core::Length::Fill;
 use rand::random_range;
 use std::collections::{HashMap, HashSet};
 use std::fs;
@@ -22,8 +24,6 @@ use std::ops::Add;
 use std::path::PathBuf;
 use std::sync::{Arc, Mutex};
 use std::time::{Duration, Instant};
-use iced_core::Length::Fill;
-use crate::import::ImportState;
 
 #[derive(Clone)]
 pub struct DictionaryState {
@@ -61,7 +61,7 @@ pub enum DictionaryMessage {
     DeleteGroup,
     ChangeDirection,
     TrySave(usize),
-    ToImport
+    ToImport,
 }
 
 impl NavigatedPage<DictionaryMessage> for DictionaryState {
@@ -101,12 +101,18 @@ impl NavigatedPage<DictionaryMessage> for DictionaryState {
             }
         }
         if let ToImport = message {
-            return Some(Import(ImportState::new(self.state.clone())))
+            return Some(Import(ImportState::new(self.state.clone())));
         }
         None
     }
 
-    fn navigated(&mut self) {}
+    fn navigated(&mut self) {
+        let len = self.state.lock().unwrap().dictionary.len();
+
+        self.include_map = vec![false; len];
+        self.tag_map = Default::default();
+        self.update_tags();
+    }
 
     fn update(&mut self, message: DictionaryMessage) -> Task<RootMessage> {
         match message {
@@ -227,16 +233,24 @@ impl NavigatedPage<DictionaryMessage> for DictionaryState {
                 if self.selected_group_index == 0 {
                     return Task::none();
                 }
+                {
                     let state = &mut self.state.lock().unwrap();
 
                     if let Some(group) = state.word_groups.get(self.selected_group_index) {
+                        let remove_group_id = group.id;
                         let connection = &state.connection;
 
                         delete_group(group, connection);
                         state.word_groups.remove(self.selected_group_index);
+                        state
+                            .dictionary
+                            .retain(|word| word.group_id != remove_group_id);
                         self.selected_group_index = 0;
                     }
                 }
+
+                self.update_tags()
+            }
             ChangeDirection => {
                 self.reverse_list = !self.reverse_list;
             }
@@ -262,7 +276,8 @@ impl NavigatedPage<DictionaryMessage> for DictionaryState {
                 iced::widget::column![
                     self.groups_panel(),
                     row![horizontal().width(8), self.words_list(),],
-                    row![button("Добавить слово").style(jl_button).on_press(NewWord),
+                    row![
+                        button("Добавить слово").style(jl_button).on_press(NewWord),
                         horizontal().width(Fill),
                         button("Импорт").style(text).on_press(ToImport),
                     ]
@@ -319,21 +334,25 @@ impl DictionaryState {
 
     fn words_list(&self) -> iced::Element<'_, DictionaryMessage> {
         let time = Instant::now();
-        let mut col = Column::new().width(Length::Fill);
+        let mut col = Column::new().width(Fill);
 
-        let mut range = (0..self.include_map.len()).collect::<Vec<_>>();
         let state = self.state.lock().unwrap();
         let group_id = state.word_groups[self.selected_group_index].id;
-        let dict = &mut state.dictionary.clone();
 
+        let dict = &state.dictionary;
+
+        let mut index = 0;
+
+        for access_index in 0..dict.len() {
+            let mut i = access_index;
             if self.reverse_list {
-            dict.reverse()
+                i = dict.len() - access_index - 1;
-        } else {
+            }
-            range = range.iter().rev().map(|x| *x).collect::<Vec<usize>>();
+            let word = &dict[i];
+            if word.group_id != group_id {
+                continue;
             }
 
-        for word in dict {
-            let i = range.pop().unwrap();
             if !self.search.is_empty() {
                 if word.key.contains(&self.search) == false
                     && word.value.contains(&self.search) == false
@@ -343,10 +362,6 @@ impl DictionaryState {
                 }
             }
 
-            if word.group_id != group_id {
-                continue;
-            }
-
             let word_line_data = WordLineState {
                 is_included: self.include_map[i],
                 key: word.key.clone(),
@@ -356,9 +371,11 @@ impl DictionaryState {
                 index: i,
             };
 
+            index += 1;
+
             let lazy_line = lazy(word_line_data, move |data| {
                 let index = data.index;
-                let mut line = Row::new().width(Length::Fill).align_y(Center);
+                let mut line = Row::new().width(Fill).align_y(Center);
                 line = line.push(
                     checkbox(data.is_included)
                         .label("")
@@ -369,7 +386,7 @@ impl DictionaryState {
                 line = line.push(
                     text_input("Слово", &data.key)
                         .size(ACCENT_FONT_SIZE)
-                        .width(Length::Fill)
+                        .width(Fill)
                         .on_input(move |string| SetKey(index, string))
                         .on_submit(SubmitWord(index))
                         .style(|x, status| {
@@ -381,7 +398,7 @@ impl DictionaryState {
                 line = line.push(
                     text_input("Перевод", &data.value)
                         .size(ACCENT_FONT_SIZE)
-                        .width(Length::Fill)
+                        .width(Fill)
                         .on_input(move |string| SetValue(index, string))
                         .on_submit(SubmitWord(index))
                         .style(|x, status| {
@@ -394,7 +411,7 @@ impl DictionaryState {
                 line = line.push(
                     text_input("Теги", &data.tags)
                         .size(ACCENT_FONT_SIZE)
-                        .width(Length::Fill)
+                        .width(Fill)
                         .on_input(move |string| SetTags(index, string))
                         .on_submit(SubmitWord(index))
                         .style(|x, status| {
@@ -420,14 +437,16 @@ impl DictionaryState {
                     button("").on_press(WordAction(index)).width(15)
                 };
                 line = line.push(line_button()).push(space().width(10));
+                println!("Updating word {}", &data.key);
                 line
             });
 
             col = col.push(lazy_line);
         }
 
+        println!("Drawing {index} lines");
         println!("Words rendering time: {:?}", time.elapsed());
-        scrollable(col).height(Length::Fill).into()
+        scrollable(col).height(Fill).into()
     }
 
     fn filters(&self) -> iced::Element<'_, DictionaryMessage> {
@@ -436,7 +455,7 @@ impl DictionaryState {
         iced::widget::column![
             text_input("Поиск", &self.search)
                 .on_input(Search)
-                .width(Length::Fill),
+                .width(Fill),
             text!("Всего слов: {}", dict.len()),
             text!(
                 "Выбрано слов: {}",
@@ -449,10 +468,10 @@ impl DictionaryState {
             toggler(self.reverse)
                 .label("Обратный тест")
                 .on_toggle(SetReverse),
-            button(text!("Тест").center().width(Length::Fill))
+            button(text!("Тест").center().width(Fill))
                 .style(cta_button)
                 .on_press(Test)
-                .width(Length::Fill),
+                .width(Fill),
         ]
         .width(250)
         .spacing(DEFAULT_SPACING)
@@ -460,7 +479,7 @@ impl DictionaryState {
     }
 
     fn tags_selector(&self) -> iced::Element<'_, DictionaryMessage> {
-        let mut col = Column::new().width(Length::Fill);
+        let mut col = Column::new().width(Fill);
         col = col.push(
             button("Сбросить")
                 .on_press(ResetTags)
@@ -482,7 +501,7 @@ impl DictionaryState {
             )
         }
 
-        container(scrollable(col)).height(Length::Fill).into()
+        container(scrollable(col)).height(Fill).into()
     }
 
     fn update_tags(&mut self) {
@@ -535,7 +554,7 @@ impl DictionaryState {
             .iter()
             .map(|word| (split_with_coma(word.tags.as_str()), word.group_id))
             .map(|(tags, word_group_id)| {
-                tags.iter().all(|t| include_tags.contains(t)) && word_group_id == group_id
+                tags.iter().all(|t| include_tags.contains(t)) && tags.len() != 0 && word_group_id == group_id
             })
             .collect();
 
@@ -562,7 +581,7 @@ impl DictionaryState {
         let group = state.word_groups[self.selected_group_index].clone();
 
         iced::widget::column![
-            scrollable(row).width(Length::Fill).horizontal(),
+            scrollable(row).width(Fill).horizontal(),
             row![
                 button("⇳").on_press(ChangeDirection).style(jl_button),
                 text_input("Название группы слов", &group.name)
@@ -570,12 +589,20 @@ impl DictionaryState {
                     .width(250)
                     .on_submit(SaveGroup),
                 horizontal(),
-                button("Удалить").style(danger).on_press(DeleteGroup),
+                self.group_delete_button(),
             ]
             .spacing(DEFAULT_SPACING / 2.0)
         ]
         .into()
     }
+
+    fn group_delete_button(&self) -> iced::Element<'_, DictionaryMessage> {
+        if self.selected_group_index != 0 {
+            button("Удалить").style(danger).on_press(DeleteGroup).into()
+        } else {
+            space().into()
+        }
+    }
 }
 
 pub fn split_with_coma(ts: &str) -> Vec<String> {

src/import.rs

@@ -1,13 +1,21 @@
-use crate::data_provider::import::{load_groups, ImportData};
+use crate::AppState;
+use crate::data_provider::import::{ImportData, ImportGroup, get_words_of_group, load_groups};
+use crate::data_provider::words::{add_group, add_words};
 use crate::dictionary::app_data_dir;
 use crate::import::ImportMessage::*;
+use crate::lang::{WordData, WordGroup};
 use crate::navigation::{NavigatedPage, Page, RootMessage};
 use crate::styling::*;
-use crate::AppState;
+use iced::widget::button::danger;
-use iced::widget::scrollable;
+use iced::widget::container::success;
-use iced::widget::{button, column, row, text};
+use iced::widget::{
+    Row, button, checkbox, column, container, progress_bar, row, rule, text, text_input,
+};
+use iced::widget::{scrollable, space};
 use iced::{Element, Task};
 use iced_core::Alignment::Center;
+use iced_core::Length::Fill;
+use iced_core::Padding;
 use rfd::AsyncFileDialog;
 use rusqlite::Connection;
 use std::fs::{File, OpenOptions};
@@ -17,12 +25,19 @@ use std::sync::{Arc, Mutex};
 use tokio::task::spawn_blocking;
 use zip::ZipArchive;
 
+const DEFAULT_FIELDS: [&str; 6] = ["key", "value", "tags", "reading", "context", "description"];
+
 #[derive(Clone)]
 pub struct ImportState {
     state: Arc<Mutex<AppState>>,
     path: Option<PathBuf>,
     import_data: Option<ImportData>,
     selected_index: usize,
+    selected_property: Option<String>,
+    custom_property_name: String,
+    skip_empty: bool,
+    separator: String,
+    progress: Option<Arc<Mutex<f32>>>,
 }
 
 #[derive(Clone)]
@@ -31,10 +46,27 @@ pub enum ImportMessage {
     SelectFile,
     UpdateFile(PathBuf),
     UpdateImport(ImportData),
+    NextGroup,
+    PreviousGroup,
+    OpenPropertyMapper(String),
+    EditCustomProperty(String),
+    SetupCustomProperty,
+    SetupDefaultProperty(String),
+    SetupDirect,
+    RemoveMapping(String),
+    SwitchSkipEmpty(bool),
+    EditSeparator(String),
+    StartImport,
+    NextProgress,
+    ImportFinished,
 }
 
 impl NavigatedPage<ImportMessage> for ImportState {
     fn navigate(&self, message: &ImportMessage) -> Option<Page> {
+        if let Some(_) = self.progress {
+            return None;
+        }
+
         if let Back = message {
             return Some(Page::PreviousPage);
         }
@@ -54,12 +86,68 @@ impl NavigatedPage<ImportMessage> for ImportState {
             UpdateImport(import) => {
                 self.import_data = Some(import);
             }
+            NextGroup => {
+                self.selected_index += 1;
+                self.selected_property = None;
+                self.custom_property_name.clear();
+            }
+            PreviousGroup => {
+                self.selected_index -= 1;
+                self.selected_property = None;
+                self.custom_property_name.clear();
+            }
+            OpenPropertyMapper(prop) => self.selected_property = Some(prop),
+            EditCustomProperty(prop_name) => self.custom_property_name = prop_name,
+            SetupCustomProperty => {
+                self.setup_mapping(self.custom_property_name.clone());
+            }
+            SetupDefaultProperty(prop_name) => {
+                self.setup_mapping(prop_name);
+            }
+            SetupDirect => {
+                self.setup_mapping(self.selected_property.clone().unwrap());
+            }
+            RemoveMapping(pro_name) => {
+                self.remove_mapping(pro_name);
+            }
+            SwitchSkipEmpty(skip) => {
+                self.skip_empty = skip;
+            }
+            EditSeparator(separator) => {
+                self.separator = separator.clone();
+            }
+            StartImport => {
+                self.progress = Some(Arc::new(Mutex::new(0.0)));
+                return Task::batch([self.start_import(), self.next_progress()]);
+            }
+            NextProgress => {
+                if self.progress.is_none() {
+                    return Task::none();
+                }
+                return self.next_progress();
+            }
+            ImportFinished => {
+                self.progress = None;
+                let group = self
+                    .import_data.as_mut()
+                    .unwrap()
+                    .0
+                    .get_mut(self.selected_index)
+                    .unwrap();
+                group.imported = true;
+            }
         }
         Task::none()
     }
 
     fn view(&self) -> Element<'_, ImportMessage> {
         back_overlay(
+            {
+                if let Some(value) = &self.progress {
+                    column![progress_bar(0f32..=1f32, *value.lock().unwrap()),]
+                        .spacing(QUARTER_SPACING)
+                        .into()
+                } else {
                     scrollable(
                         column![
                             row![
@@ -73,22 +161,173 @@ impl NavigatedPage<ImportMessage> for ImportState {
                                 })
                             ]
                             .align_y(Center)
-                    .spacing(DEFAULT_SPACING)
+                            .spacing(DEFAULT_SPACING),
+                            self.selected_group()
                         ]
                         .spacing(DEFAULT_SPACING),
                     )
-            .into(),
+                    .into()
+                }
+            },
             Back,
         )
     }
 }
+
+impl ImportState {
+    fn selected_group(&self) -> Element<'_, ImportMessage> {
+        if let Some(data) = &self.import_data {
+            let group = &data.0[self.selected_index];
+            return column![
+                row![
+                    self.back_button(),
+                    space().width(Fill),
+                    text!("{}", group.name.clone()),
+                    space().width(Fill),
+                    self.next_button()
+                ]
+                .width(Fill),
+                text!("Количество карточек: {}", group.length),
+                self.property_mapper(group),
+                self.import_settings(),
+                self.import_button(group),
+            ]
+            .spacing(DEFAULT_SPACING)
+            .into();
+        }
+        space().into()
+    }
+
+    fn import_button(&self, group: &ImportGroup) -> Element<'_, ImportMessage> {
+        if group.imported {
+            return container(text!("Группа слов успешно импортирована")).padding(HALF_SPACING).align_x(Center)
+                .style(success)
+                .width(Fill)
+                .into();
+        }
+        button("Начать импорт")
+            .style(cta_button)
+            .on_press(StartImport)
+            .into()
+    }
+
+    fn property_mapper(&self, group: &ImportGroup) -> Element<'_, ImportMessage> {
+        column![
+            self.property_list(group),
+            rule::horizontal(2),
+            self.property_selector()
+        ]
+        .spacing(HALF_SPACING)
+        .into()
+    }
+
+    fn property_list(&self, group: &ImportGroup) -> Element<'_, ImportMessage> {
+        let mut row = Row::new();
+        for prop in &group.fields {
+            let primary_button_name = (*prop).clone();
+            if let Some(mapped) = group.mapping.get(prop.clone().as_str()) {
+                row = row.push(
+                    column![
+                        button(text!("{}", primary_button_name)),
+                        "↕",
+                        button(text!("{}", mapped))
+                            .style(danger)
+                            .on_press(RemoveMapping(mapped.as_str().to_string())),
+                    ]
+                    .align_x(Center),
+                );
+            } else {
+                row = row.push(
+                    button(text!("{}", primary_button_name))
+                        .on_press(OpenPropertyMapper(prop.clone())),
+                );
+            }
+        }
+        scrollable(row.spacing(HALF_SPACING).padding(Padding {
+            top: 0.0,
+            right: 0.0,
+            bottom: DEFAULT_SPACING,
+            left: 0.0,
+        }))
+        .horizontal()
+        .into()
+    }
+
+    fn property_selector(&self) -> Element<'_, ImportMessage> {
+        if self.selected_property == None {
+            return space().into();
+        }
+        column![
+            self.available_properties(),
+            button("Добавить напрямую").on_press(SetupDirect),
+            row![
+                text_input("Пользовательское поле", &self.custom_property_name)
+                    .on_input(EditCustomProperty),
+                button("Установить привязку").on_press(SetupCustomProperty)
+            ]
+            .spacing(QUARTER_SPACING)
+        ]
+        .spacing(HALF_SPACING)
+        .into()
+    }
+
+    fn available_properties(&self) -> Element<'_, ImportMessage> {
+        let mut row = Row::new();
+
+        for default in DEFAULT_FIELDS {
+            // if group.mapping.values().any(|name| name == default) {
+            //     continue;
+            // }
+            row = row.push(
+                button(text!("{default}")).on_press(SetupDefaultProperty(default.to_string())),
+            );
+        }
+        row.spacing(HALF_SPACING).into()
+    }
+
+    fn import_settings(&self) -> Element<'_, ImportMessage> {
+        column![
+            checkbox(self.skip_empty)
+                .label("Пропускать пустые строки")
+                .on_toggle(SwitchSkipEmpty),
+            column![
+                text!("Разделитель при множественном объединении"),
+                text_input("", &self.separator).on_input(EditSeparator)
+            ]
+        ]
+        .spacing(DEFAULT_SPACING)
+        .into()
+    }
+
+    fn back_button(&self) -> Element<'_, ImportMessage> {
+        let mut button = button("←").style(button::text);
+        if self.selected_index > 0 {
+            button = button.on_press(PreviousGroup);
+        }
+        button.into()
+    }
+
+    fn next_button(&self) -> Element<'_, ImportMessage> {
+        let mut button = button("→").style(button::text);
+        if self.selected_index < self.import_data.as_ref().unwrap().0.len() - 1 {
+            button = button.on_press(NextGroup);
+        }
+        button.into()
+    }
+}
+
 impl ImportState {
     pub fn new(state: Arc<Mutex<AppState>>) -> ImportState {
         ImportState {
             state,
             path: None,
             import_data: None,
-            selected_index: 0
+            selected_index: 0,
+            selected_property: None,
+            custom_property_name: "".to_string(),
+            skip_empty: true,
+            separator: ", ".to_string(),
+            progress: None,
         }
     }
 
@@ -161,4 +400,155 @@ impl ImportState {
         let data = load_groups(&connection);
         Ok(data)
     }
+    fn setup_mapping(&mut self, property_name: String) {
+        let group = self.import_data.as_mut().unwrap();
+        let group = group.0.get_mut(self.selected_index).unwrap();
+        group
+            .mapping
+            .insert(self.selected_property.clone().unwrap(), property_name);
+        self.selected_property = None;
+        self.custom_property_name.clear();
+    }
+    fn remove_mapping(&mut self, property_name: String) {
+        let group = self.import_data.as_mut().unwrap();
+        let group = group.0.get_mut(self.selected_index).unwrap();
+        let remove_key = group
+            .mapping
+            .keys()
+            .find(|key| group.mapping[*key] == property_name)
+            .unwrap();
+        group.mapping.remove(remove_key.clone().as_str());
+        self.selected_property = None;
+        self.custom_property_name.clear();
+    }
+
+    fn start_import(&self) -> Task<RootMessage> {
+        let state = self.state.clone();
+        let separator = self.separator.clone();
+        let skip_empty = self.skip_empty;
+        let group = self.import_data.as_ref().unwrap().0[self.selected_index].clone();
+        let progress = self.progress.clone().unwrap();
+        println!("{}", group.name);
+        Task::perform(
+            async move {
+                spawn_blocking(move || {
+                    let temp_file_path = app_data_dir().join("import");
+                    let connection = Connection::open(&temp_file_path).map_err(|_| ())?;
+                    let import_list = get_words_of_group(&connection, group.id);
+                    let mut words_list = Vec::with_capacity(import_list.len());
+
+                    let map_indices = Self::get_mapping_indices(&group);
+                    let mut group_entity = WordGroup {
+                        id: 0,
+                        name: group.name.clone(),
+                    };
+                    {
+                        let state = state.lock().unwrap();
+                        add_group(&mut group_entity, &state.connection);
+                    }
+
+                    let group_id = group_entity.id;
+                    for import in import_list {
+                        let mut word = WordData::new();
+
+                        word.tags = import.tags.trim().replace(" ", ", ");
+                        word.group_id = group_id.clone();
+                        for (dest, indices) in &map_indices {
+                            let collected_string = Self::collect_strings(
+                                &import.fields,
+                                &indices,
+                                &separator,
+                                skip_empty,
+                            );
+                            match dest.as_str() {
+                                "key" => {
+                                    word.key = collected_string;
+                                }
+                                "value" => {
+                                    word.value = collected_string;
+                                }
+                                "tags" => {
+                                    word.tags = collected_string;
+                                }
+                                &_ => {
+                                    word.additional.insert((*dest).clone(), collected_string);
+                                }
+                            }
+                        }
+
+                        println!("{word:?}");
+                        words_list.push(word);
+                    }
+
+                    let mut state = state.lock().unwrap();
+                    let connection = &mut state.connection;
+                    let mut index = 0;
+                    let total_len = words_list.len() as f32 / 256.0;
+                    for word in &mut words_list.chunks_mut(256) {
+                        add_words(word, connection);
+                        index += 1;
+                        let mut progress = progress.lock().unwrap();
+                        *progress = index as f32 / total_len;
+                    }
+
+                    state.dictionary.append(&mut words_list);
+                    state.word_groups.push(group_entity);
+
+                    Ok(())
+                })
+                .await
+                .unwrap()
+            },
+            |_: Result<(), ()>| RootMessage::Import(ImportFinished),
+        )
+    }
+
+    fn get_mapping_indices(group: &ImportGroup) -> Vec<(String, Vec<usize>)> {
+        let mut final_props = group.mapping.values().cloned().collect::<Vec<_>>();
+        final_props.sort();
+        final_props.dedup();
+        let mut result = final_props
+            .iter()
+            .map(|name| (name.clone(), Vec::<usize>::with_capacity(1)))
+            .collect::<Vec<_>>();
+        for key in group.mapping.keys() {
+            let endpoint = group.mapping.get(key).unwrap();
+            let property_index = group.fields.iter().position(|f| f == key).unwrap();
+            let group_index = result
+                .iter()
+                .position(|(name, _)| name == endpoint)
+                .unwrap();
+            result.get_mut(group_index).unwrap().1.push(property_index);
+        }
+
+        result
+    }
+
+    fn collect_strings(
+        properties: &Vec<String>,
+        indices: &Vec<usize>,
+        separator: &str,
+        skip_empty: bool,
+    ) -> String {
+        let mut working_words = Vec::with_capacity(indices.len());
+        for i in 0..indices.len() {
+            let index = indices[i];
+            let str = properties.get(index).unwrap();
+            if skip_empty && str.is_empty() {
+                continue;
+            }
+            working_words.push(str.as_str());
+        }
+
+        working_words.join(separator)
+    }
+
+    fn next_progress(&self) -> Task<RootMessage> {
+        Task::perform(
+            async {
+                tokio::time::sleep(tokio::time::Duration::from_millis(100)).await;
+            },
+            |_| RootMessage::Import(NextProgress),
+        )
+    }
 }

src/main.rs

@@ -34,6 +34,10 @@ use iced_core::Size;
 use rusqlite::Connection;
 use std::collections::HashMap;
 use iced_core::window::settings::PlatformSpecific;
+use mimalloc::MiMalloc;
+
+#[global_allocator]
+static GLOBAL: MiMalloc = MiMalloc;
 
 const USER_FONT: Font = Font::with_name("Noto Sans JP");
 

src/repetition.rs

@@ -199,6 +199,7 @@ impl RepetitionState {
                 "speech" => self.draw_voice(),
                 "reading" => self.draw_reading(word),
                 "context" => self.draw_context(word),
+                "description" => self.draw_description(word),
                 _ => space().into(),
             })
         }
@@ -274,6 +275,12 @@ impl RepetitionState {
             Some(context) => text!("{}", context).size(24).into(),
         }
     }
+    fn draw_description(&self, word: &WordData) -> Element<'_, RepetitionMessage> {
+        match word.additional.get("context") {
+            None => space().into(),
+            Some(context) => text!("{}", context).size(24).into(),
+        }
+    }
 }
 
 impl KeyPressedPage for RepetitionState {

src/word.rs

@@ -26,8 +26,7 @@ impl NavigatedPage<WordMessage> for WordState {
         }
     }
 
-    fn navigated(&mut self) {
+    fn navigated(&mut self) {}
-    }
     fn update(&mut self, message: WordMessage) -> Task<RootMessage> {
         match message {
             Back => {}
@@ -128,7 +127,6 @@ impl NavigatedPage<WordMessage> for WordState {
             Back,
         )
     }
-
 }
 
 impl WordState {
@@ -138,38 +136,36 @@ impl WordState {
 }
 
 impl WordState {
-
     fn get_view_for_more(&self, value: (&String, &String)) -> Element<'_, WordMessage> {
         match value.0.as_str() {
-            "reading" => self.reading_field(value),
+            "reading" => self.reading_field(value.1),
-            "description" => self.description_field(value),
+            "description" => self.description_field(value.1),
-            "context" => self.context_field(value),
+            "context" => self.context_field(value.1),
-            _ => space().into(),
+            _ => self.additional_field(value.1, value.0.clone(), value.0.clone()),
         }
     }
 
-    fn reading_field(&self, value: (&String, &String)) -> Element<'_, WordMessage> {
+    fn reading_field(&self, value:  &String) -> Element<'_, WordMessage> {
         self.additional_field(value, "Чтение слова".to_string(), "reading".to_string())
     }
 
-    fn description_field(&self, value: (&String, &String)) -> Element<'_, WordMessage> {
+    fn description_field(&self, value: &String) -> Element<'_, WordMessage> {
         self.additional_field(value, "Описание".to_string(), "description".to_string())
     }
 
-    fn context_field(&self, value: (&String, &String)) -> Element<'_, WordMessage> {
+    fn context_field(&self, value: &String) -> Element<'_, WordMessage> {
         self.additional_field(value, "В контексте".to_string(), "context".to_string())
     }
-
     fn additional_field(
         &self,
-        value: (&String, &String),
+        value: &String,
         name: String,
         id: String,
     ) -> Element<'_, WordMessage> {
         column![
             text!("{}", name),
             row![
-                text_input(id.clone().as_str(), &value.1)
+                text_input(id.clone().as_str(), value)
                     .on_input({
                         let value = id.clone();
                         move |string| SetAdditional(value.clone(), string)