Merge pull request 'task-085: view transactions in desktop GUI' (#5) from task-085 into main

Reviewed-on: https://git.joeac.net/joeac/schist/pulls/5

13 files changed, 597 insertions, 109 deletions

diff --git a/schist_desktop_gui/src/gui.rs b/schist_desktop_gui/src/gui.rs
index 26f147b..78fea11 100644
--- a/schist_desktop_gui/src/gui.rs
+++ b/schist_desktop_gui/src/gui.rs
@@ -7,8 +7,11 @@ use std::{path::PathBuf, str::FromStr};
 
 use diesel::SqliteConnection;
 use iced::{Element, Task};
-use schist_models::{Account, Bucket};
-use schist_queries::{accounts::get_all_accounts, buckets::get_all_buckets};
+use schist_models::{Account, AccountTransfer, Bucket, Transaction};
+use schist_queries::{
+    account_transfers::get_all_account_transfers, accounts::get_all_accounts,
+    buckets::get_all_buckets, transactions::get_all_transactions,
+};
 
 use crate::{
     cache::{put_to_cache, remove_from_cache, CACHE_KEYS},
@@ -31,7 +34,9 @@ pub enum Message {
     FilesScreenMessage(files_screen::Message),
     MainScreenMessage(main_screen::Message),
     RefetchedAccounts(FetchResult<Vec<Account>>),
+    RefetchedAccountTransfers(FetchResult<Vec<AccountTransfer>>),
     RefetchedBuckets(FetchResult<Vec<Bucket>>),
+    RefetchedTransactions(FetchResult<Vec<Transaction>>),
 }
 
 pub type FetchResult<T> = std::result::Result<T, FetchError>;
@@ -185,6 +190,26 @@ impl Gui {
                 }
                 iced::Task::none()
             }
+            Message::RefetchedAccountTransfers(account_transfers) => {
+                match account_transfers {
+                    Ok(account_transfers) => {
+                        self.main_screen
+                            .update(main_screen::Message::SetAccountTransfers(account_transfers));
+                    }
+                    Err(err) => println!("Failed to get account transfers: {:?}", err.message),
+                }
+                iced::Task::none()
+            }
+            Message::RefetchedTransactions(transactions) => {
+                match transactions {
+                    Ok(transactions) => {
+                        self.main_screen
+                            .update(main_screen::Message::SetTransactions(transactions));
+                    }
+                    Err(err) => println!("Failed to get transactions: {:?}", err.message),
+                };
+                Task::none()
+            }
             Message::FilesScreenMessage(message) => self.update_files_screen(message),
             Message::FailedToCreateFile(err) => {
                 self.update_files_screen(files_screen::Message::ReportFailedToCreateFile(err))
@@ -226,6 +251,8 @@ impl Gui {
     ) -> Task<Message> {
         let buckets = get_all_buckets(&mut connection).map_err(FetchError::new);
         let accounts = get_all_accounts(&mut connection).map_err(FetchError::new);
+        let account_transfers = get_all_account_transfers(&mut connection).map_err(FetchError::new);
+        let transactions = get_all_transactions(&mut connection).map_err(FetchError::new);
         self.connection = Some(connection);
         self.active_screen = Screen::MainScreen;
         if let Some(path) = path.to_str() {
@@ -236,6 +263,8 @@ impl Gui {
         iced::Task::batch(vec![
             self.update(Message::RefetchedBuckets(buckets)),
             self.update(Message::RefetchedAccounts(accounts)),
+            self.update(Message::RefetchedAccountTransfers(account_transfers)),
+            self.update(Message::RefetchedTransactions(transactions)),
         ])
     }
 
diff --git a/schist_desktop_gui/src/gui/components.rs b/schist_desktop_gui/src/gui/components.rs
index bb5590f..606c418 100644
--- a/schist_desktop_gui/src/gui/components.rs
+++ b/schist_desktop_gui/src/gui/components.rs
@@ -1,3 +1,4 @@
+mod account_navigation_entry;
 pub mod balances_view;
 pub mod bucket_navigation_entry;
 pub mod buckets_view;
@@ -7,6 +8,7 @@ pub mod panel;
 pub mod text;
 pub mod transactions_view;
 
+pub use account_navigation_entry::AccountNavigationEntry;
 pub use balances_view::BalancesView;
 pub use bucket_navigation_entry::BucketNavigationEntry;
 pub use buckets_view::BucketsView;
diff --git a/schist_desktop_gui/src/gui/components/account_navigation_entry.rs b/schist_desktop_gui/src/gui/components/account_navigation_entry.rs
new file mode 100644
index 0000000..6a582a7
--- /dev/null
+++ b/schist_desktop_gui/src/gui/components/account_navigation_entry.rs
@@ -0,0 +1,34 @@
+use iced::Element;
+use schist_models::Account;
+
+use crate::{
+    gui::components::{navigation, Text},
+    impl_focusable,
+};
+
+#[derive(Clone, Debug, PartialEq)]
+pub struct AccountNavigationEntry {
+    pub account: Account,
+    is_focused: bool,
+}
+
+impl AccountNavigationEntry {
+    pub fn new(account: Account) -> Self {
+        Self {
+            account,
+            is_focused: false,
+        }
+    }
+}
+
+impl<'a> From<&'a AccountNavigationEntry>
+    for Element<'a, navigation::Message<AccountNavigationEntry>>
+{
+    fn from(account_navigation_entry: &'a AccountNavigationEntry) -> Self {
+        Text::default(&account_navigation_entry.account.name)
+            .highlight_maybe(account_navigation_entry.is_focused)
+            .into()
+    }
+}
+
+impl_focusable!(AccountNavigationEntry);
diff --git a/schist_desktop_gui/src/gui/components/balances_view/view_balances_view.rs b/schist_desktop_gui/src/gui/components/balances_view/view_balances_view.rs
index 22f22b6..013a6fb 100644
--- a/schist_desktop_gui/src/gui/components/balances_view/view_balances_view.rs
+++ b/schist_desktop_gui/src/gui/components/balances_view/view_balances_view.rs
@@ -24,7 +24,7 @@ impl<'a> Viewable<'a, Message> for BalancesView {
         ]
         .align_y(alignment::Vertical::Center)
         .height(Length::Fill)
-        .spacing(SPACING_LG)
+        .spacing(u32::from(SPACING_LG))
         .into()
     }
 }
diff --git a/schist_desktop_gui/src/gui/components/buckets_view.rs b/schist_desktop_gui/src/gui/components/buckets_view.rs
index 7f5b218..8f12019 100644
--- a/schist_desktop_gui/src/gui/components/buckets_view.rs
+++ b/schist_desktop_gui/src/gui/components/buckets_view.rs
@@ -115,7 +115,7 @@ impl<'a> Viewable<'a, Message> for BucketsView {
         ]
         .align_y(alignment::Vertical::Center)
         .height(Length::Fill)
-        .spacing(SPACING_LG)
+        .spacing(u32::from(SPACING_LG))
         .into()
     }
 }
diff --git a/schist_desktop_gui/src/gui/components/panel.rs b/schist_desktop_gui/src/gui/components/panel.rs
index 364659b..85bfb97 100644
--- a/schist_desktop_gui/src/gui/components/panel.rs
+++ b/schist_desktop_gui/src/gui/components/panel.rs
@@ -39,7 +39,7 @@ where
             cols.push(
                 Text::default(err)
                     .highlight_maybe(value.is_focused)
-                    .small()
+                    .v_small()
                     .danger()
                     .into(),
             );
@@ -48,7 +48,7 @@ where
             cols.push(
                 Text::default(small)
                     .highlight_maybe(value.is_focused)
-                    .small()
+                    .v_small()
                     .weak()
                     .into(),
             );
diff --git a/schist_desktop_gui/src/gui/components/text.rs b/schist_desktop_gui/src/gui/components/text.rs
index d171043..068e89a 100644
--- a/schist_desktop_gui/src/gui/components/text.rs
+++ b/schist_desktop_gui/src/gui/components/text.rs
@@ -1,17 +1,29 @@
 use std::borrow::Borrow;
 
+use iced::{font, widget::container, Font};
+
 use crate::{impl_focusable, style::*};
 
 #[derive(Clone, Debug, PartialEq)]
 pub struct Text {
     pub content: String,
+    align: Alignment,
     colour: Option<Colour>,
+    font_style: font::Style,
+    overflow_strategy: OverflowStrategy,
     size: Option<Size>,
     strength: Option<Strength>,
+    width: iced::Length,
     is_focused: bool,
 }
 
 #[derive(Clone, Debug, PartialEq)]
+enum Alignment {
+    Left,
+    Right,
+}
+
+#[derive(Clone, Debug, PartialEq)]
 enum Colour {
     Danger,
     Primary,
@@ -19,6 +31,12 @@ enum Colour {
 }
 
 #[derive(Clone, Debug, PartialEq)]
+enum OverflowStrategy {
+    Grow,
+    Clip,
+}
+
+#[derive(Clone, Debug, PartialEq)]
 enum Strength {
     Base,
     Weak,
@@ -26,6 +44,7 @@ enum Strength {
 
 #[derive(Clone, Debug, PartialEq)]
 enum Size {
+    VSmall,
     Small,
     Base,
 }
@@ -33,28 +52,55 @@ enum Size {
 impl Text {
     pub fn default(content: &str) -> Self {
         Self {
+            align: Alignment::Left,
             content: String::from(content),
             colour: Some(Colour::Primary),
+            font_style: font::Style::Normal,
+            overflow_strategy: OverflowStrategy::Grow,
             size: Some(Size::Base),
             strength: Some(Strength::Base),
             is_focused: false,
+            width: iced::Length::Shrink,
         }
     }
 
     pub fn new(content: &str) -> Self {
         Self {
+            align: Alignment::Left,
             content: String::from(content),
             colour: None,
+            font_style: font::Style::Normal,
+            overflow_strategy: OverflowStrategy::Grow,
             size: None,
             strength: None,
+            width: iced::Length::Shrink,
             is_focused: false,
         }
     }
 
-    pub fn as_element<'a, Message>(self) -> iced::Element<'a, Message> {
+    pub fn currency(amount: i32) -> Self {
+        let formatted_string = if amount < 0 {
+            format!("({} · {})", -amount / 100, -amount % 100)
+        } else {
+            format!(" {} · {} ", amount / 100, amount % 100)
+        };
+        Self::default(&formatted_string)
+    }
+
+    pub fn as_element<'a, Message>(self) -> iced::Element<'a, Message>
+    where
+        Message: 'a,
+    {
         <Self as Into<iced::Element<'a, Message>>>::into(self)
     }
 
+    pub fn v_small(&self) -> Self {
+        Self {
+            size: Some(Size::VSmall),
+            ..self.clone()
+        }
+    }
+
     pub fn small(&self) -> Self {
         Self {
             size: Some(Size::Small),
@@ -86,15 +132,56 @@ impl Text {
             self.clone()
         }
     }
+
+    pub fn align_right(&self) -> Self {
+        Self {
+            align: Alignment::Right,
+            ..self.clone()
+        }
+    }
+
+    pub fn width(&self, width: iced::Length) -> Self {
+        Self {
+            width,
+            ..self.clone()
+        }
+    }
+
+    pub fn clip(&self) -> Self {
+        Self {
+            overflow_strategy: OverflowStrategy::Clip,
+            ..self.clone()
+        }
+    }
+
+    pub fn italic(&self) -> Self {
+        Self {
+            font_style: font::Style::Italic,
+            ..self.clone()
+        }
+    }
+
+    pub fn style(&self, font_style: font::Style) -> Self {
+        Self {
+            font_style,
+            ..self.clone()
+        }
+    }
 }
 
-impl<'a, Message> From<Text> for iced::Element<'a, Message> {
+impl<'a, Message> From<Text> for iced::Element<'a, Message>
+where
+    Message: 'a,
+{
     fn from(text: Text) -> Self {
         text_as_element(text)
     }
 }
 
-impl<'a, Message> From<&'a Text> for iced::Element<'a, Message> {
+impl<'a, Message> From<&'a Text> for iced::Element<'a, Message>
+where
+    Message: 'a,
+{
     fn from(text: &'a Text) -> Self {
         text_as_element(text)
     }
@@ -103,17 +190,31 @@ impl<'a, Message> From<&'a Text> for iced::Element<'a, Message> {
 fn text_as_element<'a, T, Message>(text: T) -> iced::Element<'a, Message>
 where
     T: Borrow<Text> + 'a,
+    Message: 'a,
 {
-    iced::widget::text(text.borrow().content.clone())
+    let overflow_strategy = &text.borrow().overflow_strategy.clone();
+
+    let text_elem: iced::widget::Text = iced::widget::text(text.borrow().content.clone())
+        .font(Font {
+            style: text.borrow().font_style,
+            ..Default::default()
+        })
         .size(match text.borrow().size {
-            Some(Size::Small) => TEXT_SIZE_SM,
-            Some(Size::Base) | None => TEXT_SIZE_BASE,
+            Some(Size::VSmall) => u32::from(TEXT_SIZE_V_SM),
+            Some(Size::Small) => u32::from(TEXT_SIZE_SM),
+            Some(Size::Base) | None => u32::from(TEXT_SIZE_BASE),
+        })
+        .align_x(match &text.borrow().align {
+            Alignment::Left => iced::alignment::Horizontal::Left,
+            Alignment::Right => iced::alignment::Horizontal::Right,
         })
+        .wrapping(match overflow_strategy {
+            OverflowStrategy::Grow => iced::widget::text::Wrapping::default(),
+            OverflowStrategy::Clip => iced::widget::text::Wrapping::None,
+        })
+        .width(text.borrow().width)
         .style(move |theme: &iced::Theme| iced::widget::text::Style {
-            color: match (
-                &text.borrow().borrow().colour,
-                &text.borrow().borrow().strength,
-            ) {
+            color: match (&text.borrow().colour, &text.borrow().strength) {
                 (Some(Colour::Danger), Some(Strength::Base) | None) => {
                     Some(theme.extended_palette().danger.base.text)
                 }
@@ -134,8 +235,15 @@ where
                 }
                 (None, _) => None,
             },
-        })
-        .into()
+        });
+
+    match overflow_strategy {
+        OverflowStrategy::Grow => text_elem.into(),
+        OverflowStrategy::Clip => container::<'a, Message, _, _>(text_elem)
+            .height(iced::Length::Shrink)
+            .clip(true)
+            .into(),
+    }
 }
 
 impl_focusable!(Text);
diff --git a/schist_desktop_gui/src/gui/components/transactions_view.rs b/schist_desktop_gui/src/gui/components/transactions_view.rs
index 1cb569c..a52c419 100644
--- a/schist_desktop_gui/src/gui/components/transactions_view.rs
+++ b/schist_desktop_gui/src/gui/components/transactions_view.rs
@@ -1,122 +1,295 @@
-use iced::{
-    alignment,
-    widget::{column, row, Container},
-    Element, Length,
-};
-use schist_models::Account;
+mod view_transactions_view;
+
+use std::collections::{HashMap, VecDeque};
+
+use iced::font;
+use itertools::Itertools;
+use schist_models::{Account, AccountTransfer, Bucket, DateUtc, Transaction};
 
 use crate::{
-    gui::components::{navigation, Navigation, Text},
-    style::SPACING_LG,
-    traits::{Component, Viewable},
+    gui::components::{navigation, AccountNavigationEntry, Navigation},
+    traits::Component,
 };
 
 #[derive(Clone, Debug)]
 pub struct TransactionsView {
     accounts: Vec<Account>,
-    greeting: String,
-    navigation: Navigation<Text>,
+    account_transfers: Vec<AccountTransfer>,
+    buckets: Vec<Bucket>,
+    navigation: Navigation<AccountNavigationEntry>,
+    transactions: Vec<Transaction>,
+    transaction_rows_by_account_id: HashMap<i32, Vec<TransactionRow>>,
 }
 
 #[derive(Clone, Debug)]
 pub enum Message {
-    NavigationMessage(navigation::Message<Text>),
-    SelectNextTransaction,
-    SelectPrevTransaction,
+    NavigationMessage(navigation::Message<AccountNavigationEntry>),
+    SelectNextAccount,
+    SelectPrevAccount,
     SetAccounts(Vec<Account>),
+    SetAccountTransfers(Vec<AccountTransfer>),
+    SetBuckets(Vec<Bucket>),
+    SetTransactions(Vec<Transaction>),
 }
 
 pub enum Action {
     None,
 }
 
-impl TransactionsView {
-    pub fn new(accounts: Vec<Account>, greeting: &str) -> Self {
-        let account_names = view_account_names(accounts.clone());
-        let navigation = Navigation::new(account_names.clone().first().cloned(), account_names);
-        Self {
-            accounts: accounts,
-            greeting: greeting.to_owned(),
-            navigation: navigation,
+#[derive(Debug, PartialEq, Eq)]
+struct TransactionRowWithoutAggregations {
+    amount: i32,
+    bucket: String,
+    bucket_font_style: font::Style,
+    date: DateUtc,
+    payee: String,
+    payee_font_style: font::Style,
+}
+
+impl TransactionRowWithoutAggregations {
+    fn from_transaction(
+        account_id: i32,
+        transaction: &Transaction,
+        buckets: &[Bucket],
+    ) -> Option<Self> {
+        if transaction.account_id == account_id {
+            let (bucket, bucket_font_style) = match transaction.bucket_id {
+                Some(bucket_id) => match buckets.iter().find(|b| b.id == bucket_id) {
+                    Some(bucket) => (bucket.name.clone(), font::Style::Normal),
+                    None => (format!("Bucket <{}>", bucket_id), font::Style::Italic),
+                },
+                None => (String::from("None"), font::Style::Italic),
+            };
+            Some(Self {
+                amount: transaction.amount,
+                bucket,
+                bucket_font_style,
+                date: transaction.date,
+                payee: transaction.counterparty.clone(),
+                payee_font_style: font::Style::Normal,
+            })
+        } else {
+            None
+        }
+    }
+
+    fn from_account_transfer(
+        account_id: i32,
+        account_transfer: &AccountTransfer,
+        accounts: &[Account],
+    ) -> Option<Self> {
+        if account_transfer.from_account_id == account_id {
+            let (payee, payee_font_style) = if let Some(account) = accounts
+                .iter()
+                .find(|a| a.id == account_transfer.to_account_id)
+            {
+                (account.name.clone(), font::Style::Normal)
+            } else {
+                (format!("<{}>", account_id), font::Style::Italic)
+            };
+            Some(Self {
+                amount: -account_transfer.amount,
+                bucket: String::from("Account transfer"),
+                bucket_font_style: font::Style::Italic,
+                date: account_transfer.date,
+                payee,
+                payee_font_style,
+            })
+        } else if account_transfer.to_account_id == account_id {
+            let (payee, payee_font_style) = if let Some(account) = accounts
+                .iter()
+                .find(|a| a.id == account_transfer.from_account_id)
+            {
+                (account.name.clone(), font::Style::Normal)
+            } else {
+                (format!("Account <{}>", account_id), font::Style::Italic)
+            };
+            Some(Self {
+                amount: account_transfer.amount,
+                bucket: String::from("Account transfer"),
+                bucket_font_style: font::Style::Italic,
+                date: account_transfer.date,
+                payee,
+                payee_font_style,
+            })
+        } else {
+            None
         }
     }
+
+    fn with_aggregations(self, balance: i32) -> TransactionRow {
+        TransactionRow {
+            amount: self.amount,
+            balance,
+            bucket: self.bucket,
+            bucket_font_style: self.bucket_font_style,
+            date: self.date,
+            payee: self.payee,
+            payee_font_style: self.payee_font_style,
+        }
+    }
+
+    fn compare_date_desc(&self, other: &Self) -> std::cmp::Ordering {
+        other.date.cmp(&self.date)
+    }
+}
+
+impl std::cmp::PartialOrd for TransactionRowWithoutAggregations {
+    fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
+        Some(self.compare_date_desc(other))
+    }
 }
 
-impl<'a> Viewable<'a, Message> for TransactionsView {
-    fn view(&'a self) -> Element<'a, Message> {
-        let navigation = self.navigation.view().map(Message::NavigationMessage);
-        let main_content = column![Text::default(&self.greeting).as_element()];
-        row![
-            Container::new(navigation).width(Length::FillPortion(1)),
-            Container::new(main_content).width(Length::FillPortion(3)),
-        ]
-        .align_y(alignment::Vertical::Center)
-        .height(Length::Fill)
-        .spacing(SPACING_LG)
-        .into()
+impl std::cmp::Ord for TransactionRowWithoutAggregations {
+    fn cmp(&self, other: &Self) -> std::cmp::Ordering {
+        self.compare_date_desc(other)
+    }
+}
+
+#[derive(Clone, Debug, Hash)]
+struct TransactionRow {
+    amount: i32,
+    balance: i32,
+    bucket: String,
+    bucket_font_style: font::Style,
+    date: DateUtc,
+    payee: String,
+    payee_font_style: font::Style,
+}
+
+impl TransactionsView {
+    pub fn new(
+        accounts: &[Account],
+        account_transfers: &[AccountTransfer],
+        buckets: &[Bucket],
+        transactions: &[Transaction],
+    ) -> Self {
+        let account_navigation_entries: Vec<AccountNavigationEntry> = accounts
+            .iter()
+            .cloned()
+            .map(AccountNavigationEntry::new)
+            .collect();
+        let navigation = Navigation::new(
+            account_navigation_entries.first().cloned(),
+            account_navigation_entries,
+        );
+        let transaction_rows_by_account_id =
+            calculate_rows(accounts, account_transfers, buckets, transactions);
+        Self {
+            accounts: accounts.to_vec(),
+            account_transfers: account_transfers.to_vec(),
+            buckets: buckets.to_vec(),
+            navigation: navigation,
+            transactions: transactions.to_vec(),
+            transaction_rows_by_account_id,
+        }
     }
 }
 
 impl<'a> Component<'a, Message, Action> for TransactionsView {
     fn update(&mut self, message: Message) -> Action {
         match message {
-            Message::NavigationMessage(message) => {
-                match self.navigation.update(message) {
-                    navigation::Action::ActivateOption(group_name)
-                    | navigation::Action::SelectOption(group_name) => {
-                        self.greeting = make_greeting(group_name);
-                        Action::None
-                    }
-                    navigation::Action::None => Action::None,
-                };
-                Action::None
-            }
+            Message::NavigationMessage(message) => self.update_navigation(message),
+
             Message::SetAccounts(accounts) => {
                 self.accounts = accounts.clone();
-                match self
-                    .navigation
-                    .update(navigation::Message::SetOptions(view_account_names(
-                        accounts,
-                    ))) {
-                    navigation::Action::ActivateOption(option)
-                    | navigation::Action::SelectOption(option) => {
-                        self.greeting = make_greeting(option);
-                        Action::None
-                    }
-                    navigation::Action::None => Action::None,
-                }
+                self.transaction_rows_by_account_id = calculate_rows(
+                    &self.accounts,
+                    &self.account_transfers,
+                    &self.buckets,
+                    &self.transactions,
+                );
+                let account_navigation_entries: Vec<AccountNavigationEntry> = accounts
+                    .into_iter()
+                    .map(AccountNavigationEntry::new)
+                    .collect();
+                self.update_navigation(navigation::Message::SetOptions(account_navigation_entries))
             }
-            Message::SelectNextTransaction => {
-                match self.navigation.update(navigation::Message::SelectNext) {
-                    navigation::Action::ActivateOption(option)
-                    | navigation::Action::SelectOption(option) => {
-                        self.greeting = make_greeting(option);
-                        Action::None
-                    }
-                    navigation::Action::None => Action::None,
-                }
+
+            Message::SetAccountTransfers(account_transfers) => {
+                self.account_transfers = account_transfers;
+                self.transaction_rows_by_account_id = calculate_rows(
+                    &self.accounts,
+                    &self.account_transfers,
+                    &self.buckets,
+                    &self.transactions,
+                );
+                Action::None
+            }
+
+            Message::SetBuckets(buckets) => {
+                self.buckets = buckets;
+                self.transaction_rows_by_account_id = calculate_rows(
+                    &self.accounts,
+                    &self.account_transfers,
+                    &self.buckets,
+                    &self.transactions,
+                );
+                Action::None
             }
-            Message::SelectPrevTransaction => {
-                match self.navigation.update(navigation::Message::SelectPrev) {
-                    navigation::Action::ActivateOption(option)
-                    | navigation::Action::SelectOption(option) => {
-                        self.greeting = make_greeting(option);
-                        Action::None
-                    }
-                    navigation::Action::None => Action::None,
-                }
+
+            Message::SetTransactions(transactions) => {
+                self.transactions = transactions;
+                self.transaction_rows_by_account_id = calculate_rows(
+                    &self.accounts,
+                    &self.account_transfers,
+                    &self.buckets,
+                    &self.transactions,
+                );
+                Action::None
             }
+
+            Message::SelectNextAccount => self.update_navigation(navigation::Message::SelectNext),
+
+            Message::SelectPrevAccount => self.update_navigation(navigation::Message::SelectPrev),
         }
     }
 }
 
-fn make_greeting(account_name: Text) -> String {
-    format!("Hello, {} account!", account_name.content)
+impl TransactionsView {
+    fn update_navigation(
+        &mut self,
+        message: navigation::Message<AccountNavigationEntry>,
+    ) -> Action {
+        match self.navigation.update(message) {
+            navigation::Action::ActivateOption(_) | navigation::Action::SelectOption(_) => {
+                Action::None
+            }
+            navigation::Action::None => Action::None,
+        }
+    }
 }
 
-fn view_account_names(accounts: Vec<Account>) -> Vec<Text> {
-    accounts
-        .iter()
-        .map(|acc| Text::new(acc.name.as_str()))
-        .collect()
+fn calculate_rows(
+    accounts: &[Account],
+    account_transfers: &[AccountTransfer],
+    buckets: &[Bucket],
+    transactions: &[Transaction],
+) -> HashMap<i32, Vec<TransactionRow>> {
+    HashMap::from_iter(accounts.iter().map(|account| {
+        let transaction_rows_without_aggs = transactions
+            .iter()
+            .filter_map(|t| {
+                TransactionRowWithoutAggregations::from_transaction(account.id, t, buckets)
+            })
+            .chain(account_transfers.iter().filter_map(|at| {
+                TransactionRowWithoutAggregations::from_account_transfer(account.id, at, accounts)
+            }))
+            .sorted();
+
+        let mut running_balance: i32 = 0;
+        let mut transaction_rows = VecDeque::with_capacity(transaction_rows_without_aggs.len());
+        for row in transaction_rows_without_aggs.rev() {
+            if running_balance.checked_add(row.amount).is_none() {
+                panic!(
+                    "can't add {} + {}. row: {:?}",
+                    running_balance, row.amount, row
+                );
+            }
+            running_balance += row.amount;
+            transaction_rows.push_front(row.with_aggregations(running_balance));
+        }
+
+        (account.id, transaction_rows.into())
+    }))
 }
diff --git a/schist_desktop_gui/src/gui/components/transactions_view/view_transactions_view.rs b/schist_desktop_gui/src/gui/components/transactions_view/view_transactions_view.rs
new file mode 100644
index 0000000..268984b
--- /dev/null
+++ b/schist_desktop_gui/src/gui/components/transactions_view/view_transactions_view.rs
@@ -0,0 +1,112 @@
+use iced::{
+    alignment,
+    widget::{
+        row,
+        scrollable::{self, Scrollbar},
+        table,
+        table::column,
+        Container, Scrollable,
+    },
+    Element, Length,
+};
+
+use crate::{gui::components::Text, style::SPACING_LG, traits::Viewable};
+
+use super::{Message, TransactionRow, TransactionsView};
+
+impl<'a> Viewable<'a, Message> for TransactionsView {
+    fn view(&'a self) -> Element<'a, Message> {
+        let navigation = self.navigation.view().map(Message::NavigationMessage);
+
+        let columns = [
+            column(
+                Text::default("Date").width(iced::Length::Fixed(128.0)),
+                view_date_cell,
+            ),
+            column(
+                Text::default("Bucket").width(iced::Length::Fixed(128.0)),
+                view_bucket_cell,
+            ),
+            column(
+                Text::default("Payee").width(iced::Length::Fixed(256.0)),
+                view_payee_cell,
+            ),
+            column(
+                Text::default("Quantity")
+                    .width(iced::Length::Fixed(96.0))
+                    .align_right(),
+                view_quantity_cell,
+            ),
+            column(
+                Text::default("Balance")
+                    .width(iced::Length::Fixed(96.0))
+                    .align_right(),
+                view_balance_cell,
+            ),
+        ];
+
+        let rows = self
+            .navigation
+            .active_option
+            .clone()
+            .map_or_else(Vec::default, |option| {
+                self.transaction_rows_by_account_id
+                    .get(&option.account.id)
+                    .cloned()
+                    .unwrap_or_else(Vec::default)
+            });
+
+        let table = Scrollable::new(table(columns, rows)).direction(scrollable::Direction::Both {
+            horizontal: Scrollbar::default(),
+            vertical: Scrollbar::default(),
+        });
+
+        row![
+            Container::new(navigation).width(Length::FillPortion(1)),
+            Container::new(table).width(Length::FillPortion(3)),
+        ]
+        .align_y(alignment::Vertical::Center)
+        .height(Length::Fill)
+        .spacing(u32::from(SPACING_LG))
+        .into()
+    }
+}
+
+fn view_date_cell(row: TransactionRow) -> Text {
+    Text::default(row.date.format("%e %b %Y").as_str())
+        .width(iced::Length::Fixed(128.0))
+        .small()
+        .clip()
+}
+
+fn view_bucket_cell(row: TransactionRow) -> Text {
+    Text::default(&row.bucket)
+        .style(row.bucket_font_style)
+        .width(iced::Length::Fixed(128.0))
+        .small()
+        .clip()
+}
+
+fn view_payee_cell(row: TransactionRow) -> Text {
+    Text::default(&row.payee)
+        .style(row.payee_font_style)
+        .width(iced::Length::Fixed(256.0))
+        .small()
+        .clip()
+}
+
+fn view_quantity_cell(row: TransactionRow) -> Text {
+    Text::currency(row.amount)
+        .width(iced::Length::Fixed(96.0))
+        .small()
+        .clip()
+        .align_right()
+}
+
+fn view_balance_cell(row: TransactionRow) -> Text {
+    Text::currency(row.balance)
+        .width(iced::Length::Fixed(96.0))
+        .small()
+        .clip()
+        .align_right()
+}
diff --git a/schist_desktop_gui/src/gui/screens/main_screen/main_screen.rs b/schist_desktop_gui/src/gui/screens/main_screen/main_screen.rs
index 5ed4b30..6580758 100644
--- a/schist_desktop_gui/src/gui/screens/main_screen/main_screen.rs
+++ b/schist_desktop_gui/src/gui/screens/main_screen/main_screen.rs
@@ -4,7 +4,7 @@ use iced::{
     widget::{row, Container},
     Element, Length,
 };
-use schist_models::{Account, Bucket};
+use schist_models::{Account, AccountTransfer, Bucket, Transaction};
 
 use crate::{
     gui::components::{
@@ -35,7 +35,9 @@ pub enum Message {
     TransactionsViewMessage(transactions_view::Message),
     SelectView(View),
     SetAccounts(Vec<Account>),
+    SetAccountTransfers(Vec<AccountTransfer>),
     SetBuckets(Vec<Bucket>),
+    SetTransactions(Vec<Transaction>),
     ViewNavigationMessage(navigation::Message<View>),
 }
 
@@ -64,7 +66,7 @@ impl<'a> Viewable<'a, Message> for MainScreen {
         ]
         .align_y(alignment::Vertical::Center)
         .height(Length::Fill)
-        .spacing(SPACING_LG)
+        .spacing(u32::from(SPACING_LG))
         .into()
     }
 }
@@ -108,7 +110,9 @@ impl<'a> Component<'a, Message, Action> for MainScreen {
                 self.balances_view
                     .update(balances_view::Message::SetBuckets(buckets.clone()));
                 self.buckets_view
-                    .update(buckets_view::Message::SetBuckets(buckets));
+                    .update(buckets_view::Message::SetBuckets(buckets.clone()));
+                self.transactions_view
+                    .update(transactions_view::Message::SetBuckets(buckets));
                 Action::None
             }
 
@@ -118,6 +122,20 @@ impl<'a> Component<'a, Message, Action> for MainScreen {
                 Action::None
             }
 
+            Message::SetAccountTransfers(account_transfers) => {
+                self.transactions_view
+                    .update(transactions_view::Message::SetAccountTransfers(
+                        account_transfers,
+                    ));
+                Action::None
+            }
+
+            Message::SetTransactions(transactions) => {
+                self.transactions_view
+                    .update(transactions_view::Message::SetTransactions(transactions));
+                Action::None
+            }
+
             Message::NextItem => match self.active_view {
                 View::Balances => {
                     self.balances_view
@@ -130,7 +148,7 @@ impl<'a> Component<'a, Message, Action> for MainScreen {
                 }
                 View::Transactions => {
                     self.transactions_view
-                        .update(transactions_view::Message::SelectNextTransaction);
+                        .update(transactions_view::Message::SelectNextAccount);
                     Action::None
                 }
             },
@@ -147,7 +165,7 @@ impl<'a> Component<'a, Message, Action> for MainScreen {
                 }
                 View::Transactions => {
                     self.transactions_view
-                        .update(transactions_view::Message::SelectPrevTransaction);
+                        .update(transactions_view::Message::SelectPrevAccount);
                     Action::None
                 }
             },
@@ -197,7 +215,7 @@ impl MainScreen {
             balances_view: BalancesView::new(Vec::new()),
             buckets: Vec::new(),
             buckets_view: BucketsView::new(Vec::new(), "Hello, buckets!"),
-            transactions_view: TransactionsView::new(Vec::new(), "Hello, transactions!"),
+            transactions_view: TransactionsView::new(&[], &[], &[], &[]),
             active_view: View::Balances,
             view_navigation: Navigation::new(Some(View::Balances), View::views()),
         }
diff --git a/schist_desktop_gui/src/main.rs b/schist_desktop_gui/src/main.rs
index a5749d3..3f18452 100644
--- a/schist_desktop_gui/src/main.rs
+++ b/schist_desktop_gui/src/main.rs
@@ -24,11 +24,11 @@ use crate::{
 fn main() -> anyhow::Result<()> {
     let cache = get_cache().unwrap_or_else(|_| Cache::default());
     let config = Config::default();
-    iced::application("Schist", Gui::update, Gui::view)
+    iced::application(move || Gui::new(&cache), Gui::update, Gui::view)
         .settings(make_settings(&config.clone()))
         .subscription(gui::subscription)
         .theme(make_theme)
         .window(make_window_settings(&config.clone()))
-        .run_with(move || Gui::new(&cache))
+        .run()
         .context("Failed to run Schist GUI")
 }
diff --git a/schist_desktop_gui/src/style.rs b/schist_desktop_gui/src/style.rs
index c2ecb02..fd7c858 100644
--- a/schist_desktop_gui/src/style.rs
+++ b/schist_desktop_gui/src/style.rs
@@ -1,5 +1,6 @@
 pub const SPACING_MD: u16 = 24;
 pub const SPACING_LG: u16 = 32;
 
-pub const TEXT_SIZE_SM: u16 = 12;
+pub const TEXT_SIZE_V_SM: u16 = 12;
+pub const TEXT_SIZE_SM: u16 = 14;
 pub const TEXT_SIZE_BASE: u16 = 16;
diff --git a/schist_desktop_gui/src/theme.rs b/schist_desktop_gui/src/theme.rs
index 98df36f..0e71689 100644
--- a/schist_desktop_gui/src/theme.rs
+++ b/schist_desktop_gui/src/theme.rs
@@ -14,12 +14,18 @@ pub fn make_theme(_state: &Gui) -> Theme {
             primary: accent_8(),
             success: accent_8(),
             danger: red_4(),
+            warning: red_4(),
         },
         |palette| palette::Extended {
             background: palette::Background {
                 base: palette::Pair::new(black(), palette.text),
+                neutral: palette::Pair::new(black(), palette.text),
                 weak: palette::Pair::new(grey_2(), palette.text),
+                weaker: palette::Pair::new(grey_2(), palette.text),
+                weakest: palette::Pair::new(grey_2(), palette.text),
                 strong: palette::Pair::new(grey_2(), palette.text),
+                stronger: palette::Pair::new(grey_2(), palette.text),
+                strongest: palette::Pair::new(grey_2(), palette.text),
             },
             primary: palette::Primary {
                 base: palette::Pair::new(palette.background, palette.text),
@@ -41,6 +47,11 @@ pub fn make_theme(_state: &Gui) -> Theme {
                 weak: palette::Pair::new(palette.background, red_7()),
                 strong: palette::Pair::new(palette.background, red_4()),
             },
+            warning: palette::Warning {
+                base: palette::Pair::new(palette.background, red_7()),
+                weak: palette::Pair::new(palette.background, red_7()),
+                strong: palette::Pair::new(palette.background, red_4()),
+            },
             is_dark: true,
         },
     )