36 lines
897 B
Rust
36 lines
897 B
Rust
// src/buffer/functions/buffer.rs
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use crate::buffer::state::BufferState;
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use crate::buffer::state::AppView;
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pub fn get_view_layer(view: &AppView) -> u8 {
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match view {
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AppView::Intro => 1,
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AppView::Login | AppView::Register | AppView::Admin | AppView::AddTable | AppView::AddLogic => 2,
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AppView::Form | AppView::Scratch => 3,
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}
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}
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/// Switches the active buffer index.
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pub fn switch_buffer(buffer_state: &mut BufferState, next: bool) -> bool {
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if buffer_state.history.len() <= 1 {
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return false;
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}
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let len = buffer_state.history.len();
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let current_index = buffer_state.active_index;
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let new_index = if next {
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(current_index + 1) % len
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} else {
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(current_index + len - 1) % len
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};
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if new_index != current_index {
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buffer_state.active_index = new_index;
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true
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} else {
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false
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}
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}
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