682 lines
24 KiB
Rust
682 lines
24 KiB
Rust
#![allow(dead_code)]
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pub mod model;
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use std::path::{Path, PathBuf};
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use std::sync::Arc;
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use anyhow::{anyhow, bail, Result, Context};
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use db::connection;
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use gpui::Axis;
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use indoc::indoc;
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use lazy_static::lazy_static;
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use sqlez::domain::Domain;
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use util::{iife, unzip_option, ResultExt};
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use crate::dock::DockPosition;
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use super::Workspace;
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use model::{
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GroupId, PaneId, SerializedItem, SerializedPane, SerializedPaneGroup,
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SerializedWorkspace, WorkspaceId,
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};
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connection!(DB: WorkspaceDb<Workspace>);
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impl Domain for Workspace {
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fn name() -> &'static str {
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"workspace"
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}
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fn migrations() -> &'static [&'static str] {
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&[indoc! {"
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CREATE TABLE workspaces(
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workspace_id BLOB PRIMARY KEY,
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dock_visible INTEGER, -- Boolean
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dock_anchor TEXT, -- Enum: 'Bottom' / 'Right' / 'Expanded'
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dock_pane INTEGER, -- NULL indicates that we don't have a dock pane yet
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timestamp TEXT DEFAULT CURRENT_TIMESTAMP NOT NULL,
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FOREIGN KEY(dock_pane) REFERENCES panes(pane_id)
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) STRICT;
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CREATE TABLE pane_groups(
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group_id INTEGER PRIMARY KEY,
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workspace_id BLOB NOT NULL,
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parent_group_id INTEGER, -- NULL indicates that this is a root node
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position INTEGER, -- NULL indicates that this is a root node
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axis TEXT NOT NULL, -- Enum: 'Vertical' / 'Horizontal'
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FOREIGN KEY(workspace_id) REFERENCES workspaces(workspace_id)
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ON DELETE CASCADE
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ON UPDATE CASCADE,
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FOREIGN KEY(parent_group_id) REFERENCES pane_groups(group_id) ON DELETE CASCADE
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) STRICT;
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CREATE TABLE panes(
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pane_id INTEGER PRIMARY KEY,
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workspace_id BLOB NOT NULL,
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active INTEGER NOT NULL, -- Boolean
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FOREIGN KEY(workspace_id) REFERENCES workspaces(workspace_id)
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ON DELETE CASCADE
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ON UPDATE CASCADE
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) STRICT;
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CREATE TABLE center_panes(
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pane_id INTEGER PRIMARY KEY,
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parent_group_id INTEGER, -- NULL means that this is a root pane
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position INTEGER, -- NULL means that this is a root pane
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FOREIGN KEY(pane_id) REFERENCES panes(pane_id)
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ON DELETE CASCADE,
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FOREIGN KEY(parent_group_id) REFERENCES pane_groups(group_id) ON DELETE CASCADE
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) STRICT;
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CREATE TABLE items(
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item_id INTEGER NOT NULL, -- This is the item's view id, so this is not unique
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workspace_id BLOB NOT NULL,
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pane_id INTEGER NOT NULL,
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kind TEXT NOT NULL,
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position INTEGER NOT NULL,
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FOREIGN KEY(workspace_id) REFERENCES workspaces(workspace_id)
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ON DELETE CASCADE
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ON UPDATE CASCADE,
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FOREIGN KEY(pane_id) REFERENCES panes(pane_id)
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ON DELETE CASCADE,
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PRIMARY KEY(item_id, workspace_id)
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) STRICT;
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"}]
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}
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}
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impl WorkspaceDb {
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/// Returns a serialized workspace for the given worktree_roots. If the passed array
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/// is empty, the most recent workspace is returned instead. If no workspace for the
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/// passed roots is stored, returns none.
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pub fn workspace_for_roots<P: AsRef<Path>>(
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&self,
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worktree_roots: &[P],
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) -> Option<SerializedWorkspace> {
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let workspace_id: WorkspaceId = worktree_roots.into();
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// Note that we re-assign the workspace_id here in case it's empty
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// and we've grabbed the most recent workspace
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let (workspace_id, dock_position): (WorkspaceId, DockPosition) = iife!({
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if worktree_roots.len() == 0 {
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self.select_row(indoc! {"
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SELECT workspace_id, dock_visible, dock_anchor
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FROM workspaces
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ORDER BY timestamp DESC LIMIT 1"})?()?
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} else {
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self.select_row_bound(indoc! {"
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SELECT workspace_id, dock_visible, dock_anchor
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FROM workspaces
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WHERE workspace_id = ?"})?(&workspace_id)?
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}
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.context("No workspaces found")
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})
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.warn_on_err()
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.flatten()?;
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Some(SerializedWorkspace {
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workspace_id: workspace_id.clone(),
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dock_pane: self
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.get_dock_pane(&workspace_id)
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.context("Getting dock pane")
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.log_err()?,
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center_group: self
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.get_center_pane_group(&workspace_id)
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.context("Getting center group")
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.log_err()?,
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dock_position,
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})
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}
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/// Saves a workspace using the worktree roots. Will garbage collect any workspaces
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/// that used this workspace previously
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pub fn save_workspace(
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&self,
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old_id: Option<WorkspaceId>,
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workspace: &SerializedWorkspace,
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) {
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self.with_savepoint("update_worktrees", || {
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self.exec_bound(indoc! {"
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UPDATE workspaces SET dock_pane = NULL WHERE workspace_id = ?1;
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DELETE FROM pane_groups WHERE workspace_id = ?1;
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DELETE FROM panes WHERE workspace_id = ?1;"})?
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(old_id.as_ref().unwrap_or(&workspace.workspace_id)).context("Clearing old panes")?;
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if let Some(old_id) = old_id {
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self.exec_bound(indoc! {"
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UPDATE OR REPLACE workspaces
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SET workspace_id = ?,
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dock_visible = ?,
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dock_anchor = ?,
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timestamp = CURRENT_TIMESTAMP
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WHERE workspace_id = ?"})?((
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&workspace.workspace_id,
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workspace.dock_position,
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&old_id,
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)).context("Updating workspace with new worktree roots")?;
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} else {
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self.exec_bound(
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"INSERT OR REPLACE INTO workspaces(workspace_id, dock_visible, dock_anchor) VALUES (?, ?, ?)",
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)?((&workspace.workspace_id, workspace.dock_position)).context("Uodating workspace")?;
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}
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// Save center pane group and dock pane
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self.save_pane_group(&workspace.workspace_id, &workspace.center_group, None).context("save pane group in save workspace")?;
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let dock_id = self.save_pane(&workspace.workspace_id, &workspace.dock_pane, None, true).context("save pane in save workspace")?;
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// Complete workspace initialization
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self.exec_bound(indoc! {"
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UPDATE workspaces
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SET dock_pane = ?
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WHERE workspace_id = ?"})?((
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dock_id,
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&workspace.workspace_id,
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)).context("Finishing initialization with dock pane")?;
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Ok(())
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})
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.with_context(|| {
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format!(
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"Update workspace with roots {:?} failed.",
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workspace.workspace_id.paths()
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)
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})
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.log_err();
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}
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/// Returns the previous workspace ids sorted by last modified along with their opened worktree roots
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pub fn recent_workspaces(&self, limit: usize) -> Vec<Arc<Vec<PathBuf>>> {
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iife!({
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// TODO, upgrade anyhow: https://docs.rs/anyhow/1.0.66/anyhow/fn.Ok.html
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Ok::<_, anyhow::Error>(
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self.select_bound::<usize, WorkspaceId>(
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"SELECT workspace_id FROM workspaces ORDER BY timestamp DESC LIMIT ?",
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)?(limit)?
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.into_iter()
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.map(|id| id.paths())
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.collect::<Vec<Arc<Vec<PathBuf>>>>(),
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)
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})
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.log_err()
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.unwrap_or_default()
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}
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pub(crate) fn get_center_pane_group(
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&self,
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workspace_id: &WorkspaceId,
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) -> Result<SerializedPaneGroup> {
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self.get_pane_group_children(workspace_id, None)?
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.into_iter()
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.next()
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.context("No center pane group")
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}
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fn get_pane_group_children(
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&self,
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workspace_id: &WorkspaceId,
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group_id: Option<GroupId>,
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) -> Result<Vec<SerializedPaneGroup>> {
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type GroupKey<'a> = (Option<GroupId>, &'a WorkspaceId);
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type GroupOrPane = (Option<GroupId>, Option<Axis>, Option<PaneId>, Option<bool>);
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self.select_bound::<GroupKey, GroupOrPane>(indoc! {"
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SELECT group_id, axis, pane_id, active
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FROM (SELECT
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group_id,
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axis,
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NULL as pane_id,
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NULL as active,
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position,
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parent_group_id,
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workspace_id
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FROM pane_groups
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UNION
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SELECT
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NULL,
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NULL,
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center_panes.pane_id,
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panes.active as active,
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position,
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parent_group_id,
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panes.workspace_id as workspace_id
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FROM center_panes
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JOIN panes ON center_panes.pane_id = panes.pane_id)
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WHERE parent_group_id IS ? AND workspace_id = ?
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ORDER BY position
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"})?((group_id, workspace_id))?
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.into_iter()
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.map(|(group_id, axis, pane_id, active)| {
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if let Some((group_id, axis)) = group_id.zip(axis) {
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Ok(SerializedPaneGroup::Group {
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axis,
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children: self.get_pane_group_children(
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workspace_id,
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Some(group_id),
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)?,
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})
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} else if let Some((pane_id, active)) = pane_id.zip(active) {
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Ok(SerializedPaneGroup::Pane(SerializedPane::new(self.get_items( pane_id)?, active)))
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} else {
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bail!("Pane Group Child was neither a pane group or a pane");
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}
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})
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.collect::<Result<_>>()
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}
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pub(crate) fn save_pane_group(
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&self,
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workspace_id: &WorkspaceId,
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pane_group: &SerializedPaneGroup,
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parent: Option<(GroupId, usize)>,
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) -> Result<()> {
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match pane_group {
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SerializedPaneGroup::Group { axis, children } => {
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let (parent_id, position) = unzip_option(parent);
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let group_id = self.select_row_bound::<_, i64>(indoc!{"
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INSERT INTO pane_groups(workspace_id, parent_group_id, position, axis)
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VALUES (?, ?, ?, ?)
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RETURNING group_id"})?
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((workspace_id, parent_id, position, *axis))?
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.ok_or_else(|| anyhow!("Couldn't retrieve group_id from inserted pane_group"))?;
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for (position, group) in children.iter().enumerate() {
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self.save_pane_group(workspace_id, group, Some((group_id, position)))?
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}
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Ok(())
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}
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SerializedPaneGroup::Pane(pane) => {
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self.save_pane(workspace_id, &pane, parent, false)?;
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Ok(())
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},
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}
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}
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pub(crate) fn get_dock_pane(&self, workspace_id: &WorkspaceId) -> Result<SerializedPane> {
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let (pane_id, active) = self.select_row_bound(indoc! {"
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SELECT pane_id, active
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FROM panes
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WHERE pane_id = (SELECT dock_pane FROM workspaces WHERE workspace_id = ?)"})?(
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workspace_id,
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)?
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.context("No dock pane for workspace")?;
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Ok(SerializedPane::new(
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self.get_items(pane_id).context("Reading items")?,
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active
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))
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}
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pub(crate) fn save_pane(
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&self,
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workspace_id: &WorkspaceId,
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pane: &SerializedPane,
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parent: Option<(GroupId, usize)>, // None indicates BOTH dock pane AND center_pane
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dock: bool,
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) -> Result<PaneId> {
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let pane_id = self.select_row_bound::<_, i64>(indoc!{"
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INSERT INTO panes(workspace_id, active)
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VALUES (?, ?)
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RETURNING pane_id"},
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)?((workspace_id, pane.active))?
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.ok_or_else(|| anyhow!("Could not retrieve inserted pane_id"))?;
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if !dock {
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let (parent_id, order) = unzip_option(parent);
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self.exec_bound(indoc! {"
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INSERT INTO center_panes(pane_id, parent_group_id, position)
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VALUES (?, ?, ?)"})?((
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pane_id, parent_id, order
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))?;
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}
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self.save_items(workspace_id, pane_id, &pane.children)
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.context("Saving items")?;
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Ok(pane_id)
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}
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pub(crate) fn get_items(&self, pane_id: PaneId) -> Result<Vec<SerializedItem>> {
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Ok(self.select_bound(indoc! {"
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SELECT kind, item_id FROM items
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WHERE pane_id = ?
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ORDER BY position"})?(pane_id)?)
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}
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pub(crate) fn save_items(
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&self,
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workspace_id: &WorkspaceId,
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pane_id: PaneId,
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items: &[SerializedItem],
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) -> Result<()> {
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let mut insert = self.exec_bound(
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"INSERT INTO items(workspace_id, pane_id, position, kind, item_id) VALUES (?, ?, ?, ?, ?)",
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).context("Preparing insertion")?;
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for (position, item) in items.iter().enumerate() {
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insert((workspace_id, pane_id, position, item))?;
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}
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Ok(())
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}
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}
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#[cfg(test)]
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mod tests {
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use db::{open_memory_db, write_db_to};
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use settings::DockAnchor;
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use super::*;
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#[test]
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fn test_full_workspace_serialization() {
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env_logger::try_init().ok();
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let db = WorkspaceDb(open_memory_db(Some("test_full_workspace_serialization")));
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let dock_pane = crate::persistence::model::SerializedPane {
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children: vec![
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SerializedItem::new("Terminal", 1),
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SerializedItem::new("Terminal", 2),
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SerializedItem::new("Terminal", 3),
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SerializedItem::new("Terminal", 4),
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],
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active: false
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};
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// -----------------
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// | 1,2 | 5,6 |
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// | - - - | |
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// | 3,4 | |
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// -----------------
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let center_group = SerializedPaneGroup::Group {
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axis: gpui::Axis::Horizontal,
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children: vec![
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SerializedPaneGroup::Group {
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axis: gpui::Axis::Vertical,
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children: vec![
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SerializedPaneGroup::Pane(SerializedPane::new(
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vec![
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SerializedItem::new("Terminal", 5),
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SerializedItem::new("Terminal", 6),
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],
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false)
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),
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SerializedPaneGroup::Pane(SerializedPane::new(
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vec![
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SerializedItem::new("Terminal", 7),
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SerializedItem::new("Terminal", 8),
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],
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false,
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)),
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],
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},
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SerializedPaneGroup::Pane(SerializedPane::new(
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vec![
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SerializedItem::new("Terminal", 9),
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SerializedItem::new("Terminal", 10),
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],
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false,
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)),
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],
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};
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let workspace = SerializedWorkspace {
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workspace_id: (["/tmp", "/tmp2"]).into(),
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dock_position: DockPosition::Shown(DockAnchor::Bottom),
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center_group,
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dock_pane,
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};
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db.save_workspace(None, &workspace);
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let round_trip_workspace = db.workspace_for_roots(&["/tmp2", "/tmp"]);
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assert_eq!(workspace, round_trip_workspace.unwrap());
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// Test guaranteed duplicate IDs
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db.save_workspace(None, &workspace);
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db.save_workspace(None, &workspace);
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let round_trip_workspace = db.workspace_for_roots(&["/tmp", "/tmp2"]);
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assert_eq!(workspace, round_trip_workspace.unwrap());
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}
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#[test]
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fn test_workspace_assignment() {
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env_logger::try_init().ok();
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let db = WorkspaceDb(open_memory_db(Some("test_basic_functionality")));
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let workspace_1 = SerializedWorkspace {
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workspace_id: (["/tmp", "/tmp2"]).into(),
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dock_position: crate::dock::DockPosition::Shown(DockAnchor::Bottom),
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center_group: Default::default(),
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dock_pane: Default::default(),
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};
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let mut workspace_2 = SerializedWorkspace {
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workspace_id: (["/tmp"]).into(),
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dock_position: crate::dock::DockPosition::Hidden(DockAnchor::Expanded),
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center_group: Default::default(),
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dock_pane: Default::default(),
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};
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db.save_workspace(None, &workspace_1);
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db.save_workspace(None, &workspace_2);
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// Test that paths are treated as a set
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assert_eq!(
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db.workspace_for_roots(&["/tmp", "/tmp2"]).unwrap(),
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workspace_1
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);
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assert_eq!(
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db.workspace_for_roots(&["/tmp2", "/tmp"]).unwrap(),
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workspace_1
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);
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// Make sure that other keys work
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assert_eq!(db.workspace_for_roots(&["/tmp"]).unwrap(), workspace_2);
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assert_eq!(db.workspace_for_roots(&["/tmp3", "/tmp2", "/tmp4"]), None);
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// Test 'mutate' case of updating a pre-existing id
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workspace_2.workspace_id = (["/tmp", "/tmp2"]).into();
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db.save_workspace(Some((&["/tmp"]).into()), &workspace_2);
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assert_eq!(
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db.workspace_for_roots(&["/tmp", "/tmp2"]).unwrap(),
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workspace_2
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);
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// Test other mechanism for mutating
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let mut workspace_3 = SerializedWorkspace {
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workspace_id: (&["/tmp", "/tmp2"]).into(),
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dock_position: DockPosition::Shown(DockAnchor::Right),
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center_group: Default::default(),
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dock_pane: Default::default(),
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};
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db.save_workspace(None, &workspace_3);
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assert_eq!(
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db.workspace_for_roots(&["/tmp", "/tmp2"]).unwrap(),
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workspace_3
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);
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|
// Make sure that updating paths differently also works
|
|
workspace_3.workspace_id = (["/tmp3", "/tmp4", "/tmp2"]).into();
|
|
db.save_workspace(
|
|
Some((&["/tmp", "/tmp2"]).into()),
|
|
&workspace_3,
|
|
);
|
|
assert_eq!(db.workspace_for_roots(&["/tmp2", "tmp"]), None);
|
|
assert_eq!(
|
|
db.workspace_for_roots(&["/tmp2", "/tmp3", "/tmp4"])
|
|
.unwrap(),
|
|
workspace_3
|
|
);
|
|
|
|
|
|
}
|
|
|
|
use crate::dock::DockPosition;
|
|
use crate::persistence::model::SerializedWorkspace;
|
|
use crate::persistence::model::{SerializedItem, SerializedPane, SerializedPaneGroup};
|
|
|
|
fn default_workspace<P: AsRef<Path>>(
|
|
workspace_id: &[P],
|
|
dock_pane: SerializedPane,
|
|
center_group: &SerializedPaneGroup,
|
|
) -> SerializedWorkspace {
|
|
SerializedWorkspace {
|
|
workspace_id: workspace_id.into(),
|
|
dock_position: crate::dock::DockPosition::Hidden(DockAnchor::Right),
|
|
center_group: center_group.clone(),
|
|
dock_pane,
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_basic_dock_pane() {
|
|
env_logger::try_init().ok();
|
|
|
|
let db = WorkspaceDb(open_memory_db(Some("basic_dock_pane")));
|
|
|
|
let dock_pane = crate::persistence::model::SerializedPane::new(
|
|
vec![
|
|
SerializedItem::new("Terminal", 1),
|
|
SerializedItem::new("Terminal", 4),
|
|
SerializedItem::new("Terminal", 2),
|
|
SerializedItem::new("Terminal", 3),
|
|
], false
|
|
);
|
|
|
|
let workspace = default_workspace(&["/tmp"], dock_pane, &Default::default());
|
|
|
|
db.save_workspace(None, &workspace);
|
|
write_db_to(&db, "dest.db").unwrap();
|
|
let new_workspace = db.workspace_for_roots(&["/tmp"]).unwrap();
|
|
|
|
assert_eq!(workspace.dock_pane, new_workspace.dock_pane);
|
|
}
|
|
|
|
#[test]
|
|
fn test_simple_split() {
|
|
env_logger::try_init().ok();
|
|
|
|
let db = WorkspaceDb(open_memory_db(Some("simple_split")));
|
|
|
|
// -----------------
|
|
// | 1,2 | 5,6 |
|
|
// | - - - | |
|
|
// | 3,4 | |
|
|
// -----------------
|
|
let center_pane = SerializedPaneGroup::Group {
|
|
axis: gpui::Axis::Horizontal,
|
|
children: vec![
|
|
SerializedPaneGroup::Group {
|
|
axis: gpui::Axis::Vertical,
|
|
children: vec![
|
|
SerializedPaneGroup::Pane(SerializedPane::new(
|
|
vec![
|
|
SerializedItem::new("Terminal", 1),
|
|
SerializedItem::new("Terminal", 2),
|
|
],
|
|
false)),
|
|
SerializedPaneGroup::Pane(SerializedPane::new(vec![
|
|
SerializedItem::new("Terminal", 4),
|
|
SerializedItem::new("Terminal", 3),
|
|
], true)),
|
|
],
|
|
},
|
|
SerializedPaneGroup::Pane(SerializedPane::new(
|
|
vec![
|
|
SerializedItem::new("Terminal", 5),
|
|
SerializedItem::new("Terminal", 6),
|
|
],
|
|
false)),
|
|
],
|
|
};
|
|
|
|
let workspace = default_workspace(&["/tmp"], Default::default(), ¢er_pane);
|
|
|
|
db.save_workspace(None, &workspace);
|
|
|
|
let new_workspace = db.workspace_for_roots(&["/tmp"]).unwrap();
|
|
|
|
assert_eq!(workspace.center_group, new_workspace.center_group);
|
|
}
|
|
|
|
#[test]
|
|
fn test_cleanup_panes() {
|
|
env_logger::try_init().ok();
|
|
|
|
let db = WorkspaceDb(open_memory_db(Some("test_cleanup_panes")));
|
|
|
|
let center_pane = SerializedPaneGroup::Group {
|
|
axis: gpui::Axis::Horizontal,
|
|
children: vec![
|
|
SerializedPaneGroup::Group {
|
|
axis: gpui::Axis::Vertical,
|
|
children: vec![
|
|
SerializedPaneGroup::Pane(SerializedPane::new(
|
|
vec![
|
|
SerializedItem::new("Terminal", 1),
|
|
SerializedItem::new("Terminal", 2),
|
|
],
|
|
false)),
|
|
SerializedPaneGroup::Pane(SerializedPane::new(vec![
|
|
SerializedItem::new("Terminal", 4),
|
|
SerializedItem::new("Terminal", 3),
|
|
], true)),
|
|
],
|
|
},
|
|
SerializedPaneGroup::Pane(SerializedPane::new(
|
|
vec![
|
|
SerializedItem::new("Terminal", 5),
|
|
SerializedItem::new("Terminal", 6),
|
|
],
|
|
false)),
|
|
],
|
|
};
|
|
|
|
let id = &["/tmp"];
|
|
|
|
let mut workspace = default_workspace(id, Default::default(), ¢er_pane);
|
|
|
|
db.save_workspace(None, &workspace);
|
|
|
|
workspace.center_group = SerializedPaneGroup::Group {
|
|
axis: gpui::Axis::Vertical,
|
|
children: vec![
|
|
SerializedPaneGroup::Pane(SerializedPane::new(
|
|
vec![
|
|
SerializedItem::new("Terminal", 1),
|
|
SerializedItem::new("Terminal", 2),
|
|
],
|
|
false)),
|
|
SerializedPaneGroup::Pane(SerializedPane::new(vec![
|
|
SerializedItem::new("Terminal", 4),
|
|
SerializedItem::new("Terminal", 3),
|
|
], true)),
|
|
],
|
|
};
|
|
|
|
db.save_workspace(None, &workspace);
|
|
|
|
let new_workspace = db.workspace_for_roots(id).unwrap();
|
|
|
|
assert_eq!(workspace.center_group, new_workspace.center_group);
|
|
|
|
}
|
|
}
|