AppFlowy-Cloud/libs/workspace-template/src/hierarchy_builder.rs

156 lines
3.7 KiB
Rust

use crate::gen_view_id;
use collab_folder::{
timestamp, IconType, RepeatedViewIdentifier, View, ViewIcon, ViewIdentifier, ViewLayout,
};
use std::future::Future;
/// A builder for creating a view for a workspace.
/// The views created by this builder will be the first level views of the workspace.
pub struct WorkspaceViewBuilder {
pub uid: i64,
pub workspace_id: String,
pub views: Vec<ParentChildViews>,
}
impl WorkspaceViewBuilder {
pub fn new(workspace_id: String, uid: i64) -> Self {
Self {
uid,
workspace_id,
views: vec![],
}
}
pub async fn with_view_builder<F, O>(&mut self, view_builder: F) -> String
where
F: Fn(ViewBuilder) -> O,
O: Future<Output = ParentChildViews>,
{
let builder = ViewBuilder::new(self.uid, self.workspace_id.clone());
let view = view_builder(builder).await;
let view_id = view.parent_view.id.clone();
self.views.push(view);
view_id
}
pub fn build(&mut self) -> Vec<ParentChildViews> {
std::mem::take(&mut self.views)
}
}
/// A builder for creating a view.
/// The default layout of the view is [ViewLayout::Document]
pub struct ViewBuilder {
uid: i64,
parent_view_id: String,
view_id: String,
name: String,
desc: String,
layout: ViewLayout,
child_views: Vec<ParentChildViews>,
is_favorite: bool,
icon: Option<ViewIcon>,
}
impl ViewBuilder {
pub fn new(uid: i64, parent_view_id: String) -> Self {
Self {
uid,
parent_view_id,
view_id: gen_view_id().to_string(),
name: Default::default(),
desc: Default::default(),
layout: ViewLayout::Document,
child_views: vec![],
is_favorite: false,
icon: None,
}
}
pub fn view_id(&self) -> &str {
&self.view_id
}
pub fn with_layout(mut self, layout: ViewLayout) -> Self {
self.layout = layout;
self
}
pub fn with_name(mut self, name: &str) -> Self {
self.name = name.to_string();
self
}
pub fn with_desc(mut self, desc: &str) -> Self {
self.desc = desc.to_string();
self
}
pub fn with_icon(mut self, icon: &str) -> Self {
self.icon = Some(ViewIcon {
ty: IconType::Emoji,
value: icon.to_string(),
});
self
}
/// Create a child view for the current view.
/// The view created by this builder will be the next level view of the current view.
pub async fn with_child_view_builder<F, O>(mut self, child_view_builder: F) -> Self
where
F: Fn(ViewBuilder) -> O,
O: Future<Output = ParentChildViews>,
{
let builder = ViewBuilder::new(self.uid, self.view_id.clone());
self.child_views.push(child_view_builder(builder).await);
self
}
pub fn build(self) -> ParentChildViews {
let view = View {
id: self.view_id,
parent_view_id: self.parent_view_id,
name: self.name,
desc: self.desc,
created_at: timestamp(),
is_favorite: self.is_favorite,
layout: self.layout,
icon: self.icon,
created_by: Some(self.uid),
last_edited_time: 0,
children: RepeatedViewIdentifier::new(
self
.child_views
.iter()
.map(|v| ViewIdentifier {
id: v.parent_view.id.clone(),
})
.collect(),
),
last_edited_by: Some(self.uid),
};
ParentChildViews {
parent_view: view,
child_views: self.child_views,
}
}
}
pub struct ParentChildViews {
pub parent_view: View,
pub child_views: Vec<ParentChildViews>,
}
pub struct FlattedViews;
impl FlattedViews {
pub fn flatten_views(views: Vec<ParentChildViews>) -> Vec<View> {
let mut result = vec![];
for view in views {
result.push(view.parent_view);
result.append(&mut Self::flatten_views(view.child_views));
}
result
}
}