ZIm/crates/people_panel/src/lib.rs
2021-10-05 14:36:38 +02:00

312 lines
13 KiB
Rust

use client::{Collaborator, UserStore};
use gpui::{
action,
elements::*,
geometry::{rect::RectF, vector::vec2f},
platform::CursorStyle,
Element, ElementBox, Entity, LayoutContext, ModelHandle, MutableAppContext, RenderContext,
Subscription, View, ViewContext,
};
use postage::watch;
use theme::Theme;
use workspace::{Settings, Workspace};
action!(JoinWorktree, u64);
action!(LeaveWorktree, u64);
action!(ShareWorktree, u64);
action!(UnshareWorktree, u64);
pub fn init(cx: &mut MutableAppContext) {
cx.add_action(PeoplePanel::share_worktree);
cx.add_action(PeoplePanel::unshare_worktree);
cx.add_action(PeoplePanel::join_worktree);
cx.add_action(PeoplePanel::leave_worktree);
}
pub struct PeoplePanel {
collaborators: ListState,
user_store: ModelHandle<UserStore>,
settings: watch::Receiver<Settings>,
_maintain_collaborators: Subscription,
}
impl PeoplePanel {
pub fn new(
user_store: ModelHandle<UserStore>,
settings: watch::Receiver<Settings>,
cx: &mut ViewContext<Self>,
) -> Self {
Self {
collaborators: ListState::new(
user_store.read(cx).collaborators().len(),
Orientation::Top,
1000.,
{
let user_store = user_store.clone();
let settings = settings.clone();
move |ix, cx| {
let user_store = user_store.read(cx);
let collaborators = user_store.collaborators().clone();
let current_user_id = user_store.current_user().map(|user| user.id);
Self::render_collaborator(
&collaborators[ix],
current_user_id,
&settings.borrow().theme,
cx,
)
}
},
),
_maintain_collaborators: cx.observe(&user_store, Self::update_collaborators),
user_store,
settings,
}
}
fn share_worktree(
workspace: &mut Workspace,
action: &ShareWorktree,
cx: &mut ViewContext<Workspace>,
) {
workspace
.project()
.update(cx, |p, cx| p.share_worktree(action.0, cx));
}
fn unshare_worktree(
workspace: &mut Workspace,
action: &UnshareWorktree,
cx: &mut ViewContext<Workspace>,
) {
workspace
.project()
.update(cx, |p, cx| p.unshare_worktree(action.0, cx));
}
fn join_worktree(
workspace: &mut Workspace,
action: &JoinWorktree,
cx: &mut ViewContext<Workspace>,
) {
workspace
.project()
.update(cx, |p, cx| p.add_remote_worktree(action.0, cx).detach());
}
fn leave_worktree(
workspace: &mut Workspace,
action: &LeaveWorktree,
cx: &mut ViewContext<Workspace>,
) {
workspace
.project()
.update(cx, |p, cx| p.close_remote_worktree(action.0, cx));
}
fn update_collaborators(&mut self, _: ModelHandle<UserStore>, cx: &mut ViewContext<Self>) {
self.collaborators
.reset(self.user_store.read(cx).collaborators().len());
cx.notify();
}
fn render_collaborator(
collaborator: &Collaborator,
current_user_id: Option<u64>,
theme: &Theme,
cx: &mut LayoutContext,
) -> ElementBox {
let theme = &theme.people_panel;
let worktree_count = collaborator.worktrees.len();
let font_cache = cx.font_cache();
let line_height = theme.unshared_worktree.name.text.line_height(font_cache);
let cap_height = theme.unshared_worktree.name.text.cap_height(font_cache);
let baseline_offset = theme
.unshared_worktree
.name
.text
.baseline_offset(font_cache)
+ (theme.unshared_worktree.height - line_height) / 2.;
let tree_branch_width = theme.tree_branch_width;
let tree_branch_color = theme.tree_branch_color;
let host_avatar_height = theme
.host_avatar
.width
.or(theme.host_avatar.height)
.unwrap_or(0.);
Flex::column()
.with_child(
Flex::row()
.with_children(collaborator.user.avatar.clone().map(|avatar| {
Image::new(avatar)
.with_style(theme.host_avatar)
.aligned()
.left()
.boxed()
}))
.with_child(
Label::new(
collaborator.user.github_login.clone(),
theme.host_username.text.clone(),
)
.contained()
.with_style(theme.host_username.container)
.aligned()
.left()
.boxed(),
)
.constrained()
.with_height(theme.host_row_height)
.boxed(),
)
.with_children(
collaborator
.worktrees
.iter()
.enumerate()
.map(|(ix, worktree)| {
let worktree_id = worktree.id;
Flex::row()
.with_child(
Canvas::new(move |bounds, _, cx| {
let start_x = bounds.min_x() + (bounds.width() / 2.)
- (tree_branch_width / 2.);
let end_x = bounds.max_x();
let start_y = bounds.min_y();
let end_y =
bounds.min_y() + baseline_offset - (cap_height / 2.);
cx.scene.push_quad(gpui::Quad {
bounds: RectF::from_points(
vec2f(start_x, start_y),
vec2f(
start_x + tree_branch_width,
if ix + 1 == worktree_count {
end_y
} else {
bounds.max_y()
},
),
),
background: Some(tree_branch_color),
border: gpui::Border::default(),
corner_radius: 0.,
});
cx.scene.push_quad(gpui::Quad {
bounds: RectF::from_points(
vec2f(start_x, end_y),
vec2f(end_x, end_y + tree_branch_width),
),
background: Some(tree_branch_color),
border: gpui::Border::default(),
corner_radius: 0.,
});
})
.constrained()
.with_width(host_avatar_height)
.boxed(),
)
.with_child({
let is_host = Some(collaborator.user.id) == current_user_id;
let is_guest = !is_host
&& worktree
.guests
.iter()
.any(|guest| Some(guest.id) == current_user_id);
let is_shared = worktree.is_shared;
MouseEventHandler::new::<PeoplePanel, _, _, _>(
worktree_id as usize,
cx,
|mouse_state, _| {
let style = match (worktree.is_shared, mouse_state.hovered)
{
(false, false) => &theme.unshared_worktree,
(false, true) => &theme.hovered_unshared_worktree,
(true, false) => &theme.shared_worktree,
(true, true) => &theme.hovered_shared_worktree,
};
Flex::row()
.with_child(
Label::new(
worktree.root_name.clone(),
style.name.text.clone(),
)
.aligned()
.left()
.contained()
.with_style(style.name.container)
.boxed(),
)
.with_children(worktree.guests.iter().filter_map(
|participant| {
participant.avatar.clone().map(|avatar| {
Image::new(avatar)
.with_style(style.guest_avatar)
.aligned()
.left()
.contained()
.with_margin_right(
style.guest_avatar_spacing,
)
.boxed()
})
},
))
.contained()
.with_style(style.container)
.constrained()
.with_height(style.height)
.boxed()
},
)
.with_cursor_style(if is_host || is_shared {
CursorStyle::PointingHand
} else {
CursorStyle::Arrow
})
.on_click(move |cx| {
if is_shared {
if is_host {
cx.dispatch_action(UnshareWorktree(worktree_id));
} else if is_guest {
cx.dispatch_action(LeaveWorktree(worktree_id));
} else {
cx.dispatch_action(JoinWorktree(worktree_id))
}
} else if is_host {
cx.dispatch_action(ShareWorktree(worktree_id));
}
})
.expanded(1.0)
.boxed()
})
.constrained()
.with_height(theme.unshared_worktree.height)
.boxed()
}),
)
.boxed()
}
}
pub enum Event {}
impl Entity for PeoplePanel {
type Event = Event;
}
impl View for PeoplePanel {
fn ui_name() -> &'static str {
"PeoplePanel"
}
fn render(&mut self, _: &mut RenderContext<Self>) -> ElementBox {
let theme = &self.settings.borrow().theme.people_panel;
Container::new(List::new(self.collaborators.clone()).boxed())
.with_style(theme.container)
.boxed()
}
}