movement
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filipriec
169
client/src/functions/modes/navigation/add_table_nav.rs
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169
client/src/functions/modes/navigation/add_table_nav.rs
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// src/functions/modes/navigation/add_table_nav.rs
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use crate::state::pages::add_table::{AddTableFocus, AddTableState};
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use crate::state::app::state::AppState; // If needed for list lengths later
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/// Handles navigation events specifically for the Add Table page.
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/// Returns true if the event was handled, false otherwise.
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pub fn handle_navigation(
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state: &mut AddTableState,
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action: &str,
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// app_state: &AppState, // Add if needed for list lengths
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) -> bool {
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let current_focus = state.current_focus;
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let mut handled = true; // Assume handled unless proven otherwise
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match action {
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"move_up" => {
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state.current_focus = match current_focus {
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AddTableFocus::TableName => AddTableFocus::CancelButton, // Wrap around top
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AddTableFocus::ColumnInput => AddTableFocus::TableName,
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AddTableFocus::ColumnsTable => {
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// Navigate within table or move focus up
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if !navigate_table_up(&mut state.column_table_state, state.columns.len()) {
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state.current_focus = AddTableFocus::ColumnInput;
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}
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AddTableFocus::ColumnsTable // Keep focus here while navigating table
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}
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AddTableFocus::IndexInput => AddTableFocus::ColumnsTable,
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AddTableFocus::IndexesTable => {
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if !navigate_table_up(&mut state.index_table_state, state.indexes.len()) {
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state.current_focus = AddTableFocus::IndexInput;
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}
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AddTableFocus::IndexesTable
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}
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AddTableFocus::LinkInput => AddTableFocus::IndexesTable,
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AddTableFocus::LinksTable => {
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if !navigate_table_up(&mut state.link_table_state, state.links.len()) {
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state.current_focus = AddTableFocus::LinkInput;
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}
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AddTableFocus::LinksTable
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}
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AddTableFocus::SaveButton | AddTableFocus::CancelButton => AddTableFocus::LinksTable,
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}
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}
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"move_down" => {
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state.current_focus = match current_focus {
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AddTableFocus::TableName => AddTableFocus::ColumnInput,
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AddTableFocus::ColumnInput => AddTableFocus::ColumnsTable,
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AddTableFocus::ColumnsTable => {
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if !navigate_table_down(&mut state.column_table_state, state.columns.len()) {
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state.current_focus = AddTableFocus::IndexInput;
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}
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AddTableFocus::ColumnsTable
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}
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AddTableFocus::IndexInput => AddTableFocus::IndexesTable,
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AddTableFocus::IndexesTable => {
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if !navigate_table_down(&mut state.index_table_state, state.indexes.len()) {
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state.current_focus = AddTableFocus::LinkInput;
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}
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AddTableFocus::IndexesTable
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}
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AddTableFocus::LinkInput => AddTableFocus::LinksTable,
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AddTableFocus::LinksTable => {
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if !navigate_table_down(&mut state.link_table_state, state.links.len()) {
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// Move to buttons after table
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state.current_focus = AddTableFocus::SaveButton;
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}
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AddTableFocus::LinksTable
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}
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AddTableFocus::SaveButton | AddTableFocus::CancelButton => AddTableFocus::TableName, // Wrap around bottom
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}
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}
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"next_option" => { // Typically Tab or Right arrow
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state.current_focus = match current_focus {
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// Simple vertical flow for now, like move_down
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AddTableFocus::TableName => AddTableFocus::ColumnInput,
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AddTableFocus::ColumnInput => AddTableFocus::ColumnsTable,
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AddTableFocus::ColumnsTable => AddTableFocus::IndexInput,
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AddTableFocus::IndexInput => AddTableFocus::IndexesTable,
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AddTableFocus::IndexesTable => AddTableFocus::LinkInput,
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AddTableFocus::LinkInput => AddTableFocus::LinksTable,
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AddTableFocus::LinksTable => AddTableFocus::SaveButton,
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AddTableFocus::SaveButton => AddTableFocus::CancelButton,
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AddTableFocus::CancelButton => AddTableFocus::TableName, // Wrap
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}
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}
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"previous_option" => { // Typically Shift+Tab or Left arrow
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state.current_focus = match current_focus {
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// Simple vertical flow upwards
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AddTableFocus::TableName => AddTableFocus::CancelButton, // Wrap
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AddTableFocus::ColumnInput => AddTableFocus::TableName,
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AddTableFocus::ColumnsTable => AddTableFocus::ColumnInput,
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AddTableFocus::IndexInput => AddTableFocus::ColumnsTable,
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AddTableFocus::IndexesTable => AddTableFocus::IndexInput,
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AddTableFocus::LinkInput => AddTableFocus::IndexesTable,
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AddTableFocus::LinksTable => AddTableFocus::LinkInput,
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AddTableFocus::SaveButton => AddTableFocus::LinksTable,
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AddTableFocus::CancelButton => AddTableFocus::SaveButton,
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}
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}
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"select" => {
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// TODO: Implement select action based on current_focus
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// e.g., Enter edit mode for TableName/Inputs, toggle link required, trigger save/cancel
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handled = false; // Mark as not handled for now
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}
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_ => handled = false, // Action not relevant for this navigation
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}
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// If focus changed to a table, select the first row if nothing is selected
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if handled && current_focus != state.current_focus {
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match state.current_focus {
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AddTableFocus::ColumnsTable if state.column_table_state.selected().is_none() && !state.columns.is_empty() => {
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state.column_table_state.select(Some(0));
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}
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AddTableFocus::IndexesTable if state.index_table_state.selected().is_none() && !state.indexes.is_empty() => {
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state.index_table_state.select(Some(0));
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}
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AddTableFocus::LinksTable if state.link_table_state.selected().is_none() && !state.links.is_empty() => {
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state.link_table_state.select(Some(0));
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}
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_ => {} // No action needed for other focus states
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}
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}
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handled
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}
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// Helper function for navigating up within a table state
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// Returns true if navigation happened within the table, false if it reached the top
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fn navigate_table_up(table_state: &mut ratatui::widgets::TableState, item_count: usize) -> bool {
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if item_count == 0 { return false; } // Cannot navigate empty table
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let current_selection = table_state.selected();
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match current_selection {
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Some(index) => {
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if index > 0 {
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table_state.select(Some(index - 1));
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true // Moved up within table
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} else {
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false // Was at the top
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}
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}
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None => {
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table_state.select(Some(item_count - 1)); // Select last item if nothing selected
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true
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}
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}
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}
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// Helper function for navigating down within a table state
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// Returns true if navigation happened within the table, false if it reached the bottom
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fn navigate_table_down(table_state: &mut ratatui::widgets::TableState, item_count: usize) -> bool {
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if item_count == 0 { return false; } // Cannot navigate empty table
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let current_selection = table_state.selected();
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match current_selection {
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Some(index) => {
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if index < item_count - 1 {
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table_state.select(Some(index + 1));
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true // Moved down within table
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} else {
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false // Was at the bottom
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}
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}
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None => {
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table_state.select(Some(0)); // Select first item if nothing selected
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true
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}
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}
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}
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