Files
komp_ac/client/src/functions/modes/navigation/add_table_nav.rs
2025-04-17 16:48:03 +02:00

275 lines
14 KiB
Rust

// src/functions/modes/navigation/add_table_nav.rs
use crate::config::binds::config::Config;
use crate::state::{
app::state::AppState,
pages::add_table::{AddTableFocus, AddTableState},
};
use crossterm::event::{KeyEvent};
use ratatui::widgets::TableState;
use crate::tui::functions::common::add_table::handle_add_column_action;
/// Handles navigation events specifically for the Add Table view.
/// Returns true if the event was handled, false otherwise.
pub fn handle_add_table_navigation(
key: KeyEvent,
config: &Config,
app_state: &mut AppState,
add_table_state: &mut AddTableState,
command_message: &mut String,
) -> bool {
let action = config.get_general_action(key.code, key.modifiers);
let current_focus = add_table_state.current_focus;
let mut handled = true; // Assume handled unless logic determines otherwise
let mut new_focus = current_focus; // Initialize new_focus
// Define focus groups for horizontal navigation
let is_left_pane_focus = matches!(current_focus,
AddTableFocus::ColumnsTable | AddTableFocus::IndexesTable | AddTableFocus::LinksTable
);
let is_right_pane_general_focus = matches!(current_focus, // Non-canvas elements in right pane
AddTableFocus::AddColumnButton | AddTableFocus::SaveButton | AddTableFocus::CancelButton
);
let is_canvas_input_focus = matches!(current_focus,
AddTableFocus::InputTableName | AddTableFocus::InputColumnName | AddTableFocus::InputColumnType
);
match action.as_deref() {
// --- Vertical Navigation (Up/Down) ---
Some("move_up") => {
match current_focus {
AddTableFocus::InputTableName => new_focus = AddTableFocus::CancelButton, // Wrap top (right pane)
AddTableFocus::InputColumnName => new_focus = AddTableFocus::InputTableName,
AddTableFocus::InputColumnType => new_focus = AddTableFocus::InputColumnName,
AddTableFocus::AddColumnButton => new_focus = AddTableFocus::InputColumnType,
AddTableFocus::ColumnsTable => { // Left pane navigation
if !navigate_table_up(&mut add_table_state.column_table_state, add_table_state.columns.len()) {
// If at top of columns, potentially wrap to bottom of left pane (LinksTable) or stay? Let's stay for now.
// Or maybe move to AddColumnButton? Let's try moving up from right pane instead.
new_focus = AddTableFocus::AddColumnButton; // Tentative: move focus up from right pane
}
}
AddTableFocus::IndexesTable => {
if !navigate_table_up(&mut add_table_state.index_table_state, add_table_state.indexes.len()) {
new_focus = AddTableFocus::ColumnsTable;
}
}
AddTableFocus::LinksTable => {
if !navigate_table_up(&mut add_table_state.link_table_state, add_table_state.links.len()) {
new_focus = AddTableFocus::IndexesTable;
}
}
AddTableFocus::SaveButton => new_focus = AddTableFocus::LinksTable, // Move up to left pane bottom
AddTableFocus::CancelButton => new_focus = AddTableFocus::SaveButton,
}
}
Some("move_down") => {
match current_focus {
AddTableFocus::InputTableName => new_focus = AddTableFocus::InputColumnName,
AddTableFocus::InputColumnName => new_focus = AddTableFocus::InputColumnType,
AddTableFocus::InputColumnType => new_focus = AddTableFocus::AddColumnButton,
AddTableFocus::AddColumnButton => new_focus = AddTableFocus::ColumnsTable, // Move down to left pane top
AddTableFocus::ColumnsTable => { // Left pane navigation
if !navigate_table_down(&mut add_table_state.column_table_state, add_table_state.columns.len()) {
new_focus = AddTableFocus::IndexesTable; // Move to next left pane item
}
}
AddTableFocus::IndexesTable => {
if !navigate_table_down(&mut add_table_state.index_table_state, add_table_state.indexes.len()) {
new_focus = AddTableFocus::LinksTable;
}
}
AddTableFocus::LinksTable => {
if !navigate_table_down(&mut add_table_state.link_table_state, add_table_state.links.len()) {
new_focus = AddTableFocus::SaveButton; // Move down to right pane bottom
}
}
AddTableFocus::SaveButton => new_focus = AddTableFocus::CancelButton,
AddTableFocus::CancelButton => new_focus = AddTableFocus::InputTableName, // Wrap bottom (right pane)
}
}
// --- Horizontal Navigation (Left/Right) ---
Some("next_option") => { // 'l' or Right: Move from Left Pane to Right Pane
if is_left_pane_focus {
new_focus = match current_focus {
// Map left pane items to corresponding right pane items (approximate vertical alignment)
AddTableFocus::ColumnsTable => AddTableFocus::InputTableName,
AddTableFocus::IndexesTable => AddTableFocus::InputColumnName, // Or AddColumnButton?
AddTableFocus::LinksTable => AddTableFocus::SaveButton,
_ => current_focus, // Should not happen based on is_left_pane_focus
};
} else if is_right_pane_general_focus || is_canvas_input_focus {
// If already in right pane, maybe wrap Save -> Cancel or stay? Let's handle Save->Cancel only.
if current_focus == AddTableFocus::SaveButton {
new_focus = AddTableFocus::CancelButton;
}
}
}
Some("previous_option") => { // 'h' or Left: Move from Right Pane to Left Pane
if is_right_pane_general_focus {
new_focus = match current_focus {
// Map right pane items back to left pane items (approximate vertical alignment)
AddTableFocus::InputTableName | AddTableFocus::InputColumnName | AddTableFocus::InputColumnType | AddTableFocus::AddColumnButton => AddTableFocus::ColumnsTable, // Go to top of left pane
AddTableFocus::SaveButton | AddTableFocus::CancelButton => AddTableFocus::LinksTable, // Go to bottom of left pane
_ => current_focus, // Should not happen
};
} else if is_left_pane_focus {
// If already in left pane, pressing 'h' could wrap to Cancel button?
new_focus = AddTableFocus::CancelButton; // Wrap left-to-right bottom
}
}
// --- Tab / Shift+Tab Navigation (Keep as vertical cycle) ---
Some("next_field") => { // Tab
new_focus = match current_focus {
AddTableFocus::InputTableName => AddTableFocus::InputColumnName,
AddTableFocus::InputColumnName => AddTableFocus::InputColumnType,
AddTableFocus::InputColumnType => AddTableFocus::AddColumnButton,
AddTableFocus::AddColumnButton => AddTableFocus::ColumnsTable,
AddTableFocus::ColumnsTable => AddTableFocus::IndexesTable,
AddTableFocus::IndexesTable => AddTableFocus::LinksTable,
AddTableFocus::LinksTable => AddTableFocus::SaveButton,
AddTableFocus::SaveButton => AddTableFocus::CancelButton,
AddTableFocus::CancelButton => AddTableFocus::InputTableName, // Wrap
};
}
Some("prev_field") => { // Shift+Tab
new_focus = match current_focus {
AddTableFocus::InputTableName => AddTableFocus::CancelButton, // Wrap
AddTableFocus::InputColumnName => AddTableFocus::InputTableName,
AddTableFocus::InputColumnType => AddTableFocus::InputColumnName,
AddTableFocus::AddColumnButton => AddTableFocus::InputColumnType,
AddTableFocus::ColumnsTable => AddTableFocus::AddColumnButton,
AddTableFocus::IndexesTable => AddTableFocus::ColumnsTable,
AddTableFocus::LinksTable => AddTableFocus::IndexesTable,
AddTableFocus::SaveButton => AddTableFocus::LinksTable,
AddTableFocus::CancelButton => AddTableFocus::SaveButton,
};
}
// --- Selection ---
Some("select") => {
match current_focus {
AddTableFocus::AddColumnButton => {
if let Some(focus_after_add) = handle_add_column_action(add_table_state, command_message) {
new_focus = focus_after_add;
}
}
AddTableFocus::SaveButton => {
*command_message = "Action: Save Table (Not Implemented)".to_string();
// TODO: Implement logic
}
AddTableFocus::CancelButton => {
*command_message = "Action: Cancel Add Table".to_string();
// TODO: Implement logic
}
AddTableFocus::ColumnsTable => {
if let Some(index) = add_table_state.column_table_state.selected() {
*command_message = format!("Selected column index {}", index);
} else { *command_message = "No column selected".to_string(); }
}
AddTableFocus::IndexesTable => {
if let Some(index) = add_table_state.index_table_state.selected() {
*command_message = format!("Selected index index {}", index);
} else { *command_message = "No index selected".to_string(); }
}
AddTableFocus::LinksTable => {
if let Some(index) = add_table_state.link_table_state.selected() {
*command_message = format!("Selected link index {}", index);
} else { *command_message = "No link selected".to_string(); }
}
_ => { // Input fields
*command_message = format!("Select on {:?}", current_focus);
handled = false; // Let main loop handle edit mode toggle maybe
}
}
// Keep handled = true for select actions unless specifically set to false
}
// --- Other General Keys ---
Some("toggle_sidebar") | Some("toggle_buffer_list") => {
handled = false;
}
// --- No matching action ---
_ => handled = false,
}
// Update focus state if it changed and was handled
if handled && current_focus != new_focus {
add_table_state.current_focus = new_focus;
*command_message = format!("Focus set to {:?}", add_table_state.current_focus);
// --- THIS IS THE KEY PART ---
// Check if the *new* focus target is one of the canvas input fields
let new_is_canvas_input_focus = matches!(new_focus,
AddTableFocus::InputTableName | AddTableFocus::InputColumnName | AddTableFocus::InputColumnType
);
// Set focus_outside_canvas based on whether the new focus is NOT an input field
app_state.ui.focus_outside_canvas = !new_is_canvas_input_focus; // <--- Sets the flag correctly
// --- END KEY PART ---
// Select first item when focusing a table
match add_table_state.current_focus {
AddTableFocus::ColumnsTable if add_table_state.column_table_state.selected().is_none() && !add_table_state.columns.is_empty() => {
add_table_state.column_table_state.select(Some(0));
}
AddTableFocus::IndexesTable if add_table_state.index_table_state.selected().is_none() && !add_table_state.indexes.is_empty() => {
add_table_state.index_table_state.select(Some(0));
}
AddTableFocus::LinksTable if add_table_state.link_table_state.selected().is_none() && !add_table_state.links.is_empty() => {
add_table_state.link_table_state.select(Some(0));
}_ => {}
}
} else if !handled {
// ...
}
handled
}
// Helper function for navigating up within a table state
// Returns true if navigation happened within the table, false if it reached the top
fn navigate_table_up(table_state: &mut TableState, item_count: usize) -> bool {
if item_count == 0 { return false; }
let current_selection = table_state.selected();
match current_selection {
Some(index) => {
if index > 0 {
table_state.select(Some(index - 1));
true
} else {
false // Was at the top
}
}
None => {
table_state.select(Some(item_count - 1)); // Select last item
true
}
}
}
// Helper function for navigating down within a table state
// Returns true if navigation happened within the table, false if it reached the bottom
fn navigate_table_down(table_state: &mut TableState, item_count: usize) -> bool {
if item_count == 0 { return false; }
let current_selection = table_state.selected();
match current_selection {
Some(index) => {
if index < item_count - 1 {
table_state.select(Some(index + 1));
true
} else {
false // Was at the bottom
}
}
None => {
table_state.select(Some(0)); // Select first item
true
}
}
}