app: Implement group management

Except group creation

app/queries/delete_group.graphql

@@ -0,0 +1,5 @@
+mutation DeleteGroupQuery($groupId: Int!) {
+  deleteGroup(groupId: $groupId) {
+    ok
+  }
+}

app/queries/get_group_details.graphql

@@ -0,0 +1,10 @@
+query GetGroupDetails($id: Int!) {
+  group(groupId: $id) {
+    id
+    displayName
+    users {
+      id
+      displayName
+    }
+  }
+}

app/queries/list_users.graphql

@@ -8,3 +8,9 @@ query ListUsersQuery($filters: RequestFilter) {
     creationDate
   }
 }
+query ListUserNames($filters: RequestFilter) {
+  users(filters: $filters) {
+    id
+    displayName
+  }
+}

app/src/components/add_group_member.rs

@@ -0,0 +1,202 @@
+use crate::{
+    components::select::{Select, SelectOption, SelectOptionProps},
+    infra::api::HostService,
+};
+use anyhow::{Error, Result};
+use graphql_client::GraphQLQuery;
+use std::collections::HashSet;
+use yew::{
+    prelude::*,
+    services::{fetch::FetchTask, ConsoleService},
+};
+use yewtil::NeqAssign;
+
+#[derive(GraphQLQuery)]
+#[graphql(
+    schema_path = "../schema.graphql",
+    query_path = "queries/add_user_to_group.graphql",
+    response_derives = "Debug",
+    variables_derives = "Clone",
+    custom_scalars_module = "crate::infra::graphql"
+)]
+pub struct AddUserToGroup;
+
+#[derive(GraphQLQuery)]
+#[graphql(
+    schema_path = "../schema.graphql",
+    query_path = "queries/list_users.graphql",
+    response_derives = "Debug,Clone,PartialEq,Eq,Hash",
+    variables_derives = "Clone",
+    custom_scalars_module = "crate::infra::graphql"
+)]
+pub struct ListUserNames;
+pub type User = list_user_names::ListUserNamesUsers;
+
+pub struct AddGroupMemberComponent {
+    link: ComponentLink<Self>,
+    props: Props,
+    /// The list of existing users, initially not loaded.
+    user_list: Option<Vec<User>>,
+    /// The currently selected user.
+    selected_user: Option<User>,
+    // Used to keep the request alive long enough.
+    _task: Option<FetchTask>,
+}
+
+pub enum Msg {
+    UserListResponse(Result<list_user_names::ResponseData>),
+    SubmitAddMember,
+    AddMemberResponse(Result<add_user_to_group::ResponseData>),
+    SelectionChanged(Option<SelectOptionProps>),
+}
+
+#[derive(yew::Properties, Clone, PartialEq)]
+pub struct Props {
+    pub group_id: i64,
+    pub users: Vec<User>,
+    pub on_user_added_to_group: Callback<User>,
+    pub on_error: Callback<Error>,
+}
+
+impl AddGroupMemberComponent {
+    fn get_user_list(&mut self) {
+        self._task = HostService::graphql_query::<ListUserNames>(
+            list_user_names::Variables { filters: None },
+            self.link.callback(Msg::UserListResponse),
+            "Error trying to fetch user list",
+        )
+        .map_err(|e| {
+            ConsoleService::log(&e.to_string());
+            e
+        })
+        .ok();
+    }
+
+    fn submit_add_member(&mut self) -> Result<bool> {
+        let user_id = match self.selected_user.clone() {
+            None => return Ok(false),
+            Some(user) => user.id,
+        };
+        self._task = HostService::graphql_query::<AddUserToGroup>(
+            add_user_to_group::Variables {
+                user: user_id,
+                group: self.props.group_id,
+            },
+            self.link.callback(Msg::AddMemberResponse),
+            "Error trying to initiate adding the user to a group",
+        )
+        .map_err(|e| {
+            ConsoleService::log(&e.to_string());
+            e
+        })
+        .ok();
+        Ok(true)
+    }
+
+    fn handle_msg(&mut self, msg: <Self as Component>::Message) -> Result<bool> {
+        match msg {
+            Msg::UserListResponse(response) => {
+                self.user_list = Some(response?.users);
+            }
+            Msg::SubmitAddMember => return self.submit_add_member(),
+            Msg::AddMemberResponse(response) => {
+                response?;
+                let user = self
+                    .selected_user
+                    .as_ref()
+                    .expect("Could not get selected user")
+                    .clone();
+                // Remove the user from the dropdown.
+                self.props.on_user_added_to_group.emit(user);
+            }
+            Msg::SelectionChanged(option_props) => {
+                self.selected_user = option_props.map(|u| User {
+                    id: u.value,
+                    display_name: u.text,
+                });
+                return Ok(false);
+            }
+        }
+        Ok(true)
+    }
+
+    fn get_selectable_user_list(&self, user_list: &[User]) -> Vec<User> {
+        let user_groups = self.props.users.iter().collect::<HashSet<_>>();
+        user_list
+            .iter()
+            .filter(|u| !user_groups.contains(u))
+            .map(Clone::clone)
+            .collect()
+    }
+}
+
+impl Component for AddGroupMemberComponent {
+    type Message = Msg;
+    type Properties = Props;
+    fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
+        let mut res = Self {
+            link,
+            props,
+            user_list: None,
+            selected_user: None,
+            _task: None,
+        };
+        res.get_user_list();
+        res
+    }
+
+    fn update(&mut self, msg: Self::Message) -> ShouldRender {
+        match self.handle_msg(msg) {
+            Err(e) => {
+                ConsoleService::error(&e.to_string());
+                self.props.on_error.emit(e);
+                true
+            }
+            Ok(b) => b,
+        }
+    }
+
+    fn change(&mut self, props: Self::Properties) -> ShouldRender {
+        self.props.neq_assign(props)
+    }
+
+    fn view(&self) -> Html {
+        if let Some(user_list) = &self.user_list {
+            let to_add_user_list = self.get_selectable_user_list(user_list);
+            #[allow(unused_braces)]
+            let make_select_option = |user: User| {
+                html_nested! {
+                    <SelectOption value=user.id.clone() text=user.display_name.clone() key=user.id />
+                }
+            };
+            html! {
+            <>
+              <td>
+                <Select on_selection_change=self.link.callback(Msg::SelectionChanged)>
+                  {
+                    to_add_user_list
+                        .into_iter()
+                        .map(make_select_option)
+                        .collect::<Vec<_>>()
+                  }
+                </Select>
+              </td>
+                  <td>
+                    <button
+                      class="btn btn-success"
+                      onclick=self.link.callback(|_| Msg::SubmitAddMember)>
+                      {"Add"}
+                    </button>
+                  </td>
+            </>
+            }
+        } else {
+            html! {
+              <>
+                <td>{"Loading groups"}</td>
+                <td></td>
+              </>
+            }
+        }
+    }
+}

app/src/components/app.rs

@@ -2,12 +2,13 @@ use crate::{
     components::{
         change_password::ChangePasswordForm,
         create_user::CreateUserForm,
+        group_details::GroupDetails,
+        group_table::GroupTable,
         login::LoginForm,
         logout::LogoutButton,
         router::{AppRoute, NavButton},
         user_details::UserDetails,
         user_table::UserTable,
-        group_table::GroupTable,
     },
     infra::cookies::get_cookie,
 };
@@ -104,36 +105,28 @@ impl Component for App {
                               <LoginForm on_logged_in=link.callback(Msg::Login)/>
                           },
                           AppRoute::CreateUser => html! {
-                              <div>
-                                <LogoutButton on_logged_out=link.callback(|_| Msg::Logout) />
                               <CreateUserForm/>
-                              </div>
                           },
                           AppRoute::Index | AppRoute::ListUsers => html! {
                               <div>
-                                <LogoutButton on_logged_out=link.callback(|_| Msg::Logout) />
                                 <UserTable />
                                 <NavButton classes="btn btn-primary" route=AppRoute::CreateUser>{"Create a user"}</NavButton>
                               </div>
                           },
                           AppRoute::ListGroups => html! {
                               <div>
-                                <LogoutButton on_logged_out=link.callback(|_| Msg::Logout) />
                                 <GroupTable />
                                 //<NavButton classes="btn btn-primary" route=AppRoute::CreateUser>{"Create a user"}</NavButton>
                               </div>
                           },
+                          AppRoute::GroupDetails(group_id) => html! {
+                              <GroupDetails group_id=group_id />
+                          },
                           AppRoute::UserDetails(username) => html! {
-                              <div>
-                                <LogoutButton on_logged_out=link.callback(|_| Msg::Logout) />
                               <UserDetails username=username.clone() is_admin=is_admin />
-                              </div>
                           },
                           AppRoute::ChangePassword(username) => html! {
-                              <div>
-                                <LogoutButton on_logged_out=link.callback(|_| Msg::Logout) />
                               <ChangePasswordForm username=username.clone() is_admin=is_admin />
-                              </div>
                           }
                       }
                   })
@@ -182,10 +175,9 @@ impl App {
     }
 
     fn view_banner(&self) -> Html {
-        if !self.is_admin() {
+        html! {
-            html!{}
+          <>
-        } else {
+            {if self.is_admin() { html! {
-            html!{
               <>
                 <div>
                   <NavButton
@@ -202,7 +194,11 @@ impl App {
                   </NavButton>
                 </div>
               </>
-            }
+            } } else { html!{} } }
+            {if self.user_info.is_some() { html! {
+              <LogoutButton on_logged_out=self.link.callback(|_| Msg::Logout) />
+            }} else { html! {} }}
+          </>
         }
     }
 

app/src/components/delete_group.rs

@@ -0,0 +1,158 @@
+use crate::{
+    components::group_table::Group,
+    infra::{api::HostService, modal::Modal},
+};
+use anyhow::{Error, Result};
+use graphql_client::GraphQLQuery;
+use yew::prelude::*;
+use yew::services::fetch::FetchTask;
+use yewtil::NeqAssign;
+
+#[derive(GraphQLQuery)]
+#[graphql(
+    schema_path = "../schema.graphql",
+    query_path = "queries/delete_group.graphql",
+    response_derives = "Debug",
+    custom_scalars_module = "crate::infra::graphql"
+)]
+pub struct DeleteGroupQuery;
+
+pub struct DeleteGroup {
+    link: ComponentLink<Self>,
+    props: DeleteGroupProps,
+    node_ref: NodeRef,
+    modal: Option<Modal>,
+    _task: Option<FetchTask>,
+}
+
+#[derive(yew::Properties, Clone, PartialEq, Debug)]
+pub struct DeleteGroupProps {
+    pub group: Group,
+    pub on_group_deleted: Callback<i64>,
+    pub on_error: Callback<Error>,
+}
+
+pub enum Msg {
+    ClickedDeleteGroup,
+    ConfirmDeleteGroup,
+    DismissModal,
+    DeleteGroupResponse(Result<delete_group_query::ResponseData>),
+}
+
+impl Component for DeleteGroup {
+    type Message = Msg;
+    type Properties = DeleteGroupProps;
+
+    fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
+        Self {
+            link,
+            props,
+            node_ref: NodeRef::default(),
+            modal: None,
+            _task: None,
+        }
+    }
+
+    fn rendered(&mut self, first_render: bool) {
+        if first_render {
+            self.modal = Some(Modal::new(
+                self.node_ref
+                    .cast::<web_sys::Element>()
+                    .expect("Modal node is not an element"),
+            ));
+        }
+    }
+
+    fn update(&mut self, msg: Self::Message) -> ShouldRender {
+        match msg {
+            Msg::ClickedDeleteGroup => {
+                self.modal.as_ref().expect("modal not initialized").show();
+            }
+            Msg::ConfirmDeleteGroup => {
+                self.update(Msg::DismissModal);
+                self._task = HostService::graphql_query::<DeleteGroupQuery>(
+                    delete_group_query::Variables {
+                        group_id: self.props.group.id,
+                    },
+                    self.link.callback(Msg::DeleteGroupResponse),
+                    "Error trying to delete group",
+                )
+                .map_err(|e| self.props.on_error.emit(e))
+                .ok();
+            }
+            Msg::DismissModal => {
+                self.modal.as_ref().expect("modal not initialized").hide();
+            }
+            Msg::DeleteGroupResponse(response) => {
+                if let Err(e) = response {
+                    self.props.on_error.emit(e);
+                } else {
+                    self.props.on_group_deleted.emit(self.props.group.id);
+                }
+            }
+        }
+        true
+    }
+
+    fn change(&mut self, props: Self::Properties) -> ShouldRender {
+        self.props.neq_assign(props)
+    }
+
+    fn view(&self) -> Html {
+        html! {
+          <>
+          <button
+            class="btn btn-danger"
+            onclick=self.link.callback(|_| Msg::ClickedDeleteGroup)>
+            <i class="bi-x-circle-fill" aria-label="Delete group" />
+          </button>
+          {self.show_modal()}
+          </>
+        }
+    }
+}
+
+impl DeleteGroup {
+    fn show_modal(&self) -> Html {
+        html! {
+          <div
+            class="modal fade"
+            id="exampleModal".to_string() + &self.props.group.id.to_string()
+            tabindex="-1"
+            aria-labelledby="exampleModalLabel"
+            aria-hidden="true"
+            ref=self.node_ref.clone()>
+            <div class="modal-dialog">
+              <div class="modal-content">
+                <div class="modal-header">
+                  <h5 class="modal-title" id="exampleModalLabel">{"Delete group?"}</h5>
+                  <button
+                    type="button"
+                    class="btn-close"
+                    aria-label="Close"
+                    onclick=self.link.callback(|_| Msg::DismissModal) />
+                </div>
+                <div class="modal-body">
+                <span>
+                  {"Are you sure you want to delete group "}
+                  <b>{&self.props.group.display_name}</b>{"?"}
+                </span>
+                </div>
+                <div class="modal-footer">
+                  <button
+                    type="button"
+                    class="btn btn-secondary"
+                    onclick=self.link.callback(|_| Msg::DismissModal)>
+                      {"Cancel"}
+                  </button>
+                  <button
+                    type="button"
+                    onclick=self.link.callback(|_| Msg::ConfirmDeleteGroup)
+                    class="btn btn-danger">{"Yes, I'm sure"}</button>
+                </div>
+              </div>
+            </div>
+          </div>
+        }
+    }
+}

app/src/components/group_details.rs

@@ -0,0 +1,236 @@
+use crate::{
+    components::{
+        add_group_member::{self, AddGroupMemberComponent},
+        remove_user_from_group::RemoveUserFromGroupComponent,
+        router::{AppRoute, Link},
+    },
+    infra::api::HostService,
+};
+use anyhow::{bail, Error, Result};
+use graphql_client::GraphQLQuery;
+use yew::{
+    prelude::*,
+    services::{fetch::FetchTask, ConsoleService},
+};
+
+#[derive(GraphQLQuery)]
+#[graphql(
+    schema_path = "../schema.graphql",
+    query_path = "queries/get_group_details.graphql",
+    response_derives = "Debug, Hash, PartialEq, Eq, Clone",
+    custom_scalars_module = "crate::infra::graphql"
+)]
+pub struct GetGroupDetails;
+
+pub type Group = get_group_details::GetGroupDetailsGroup;
+pub type User = get_group_details::GetGroupDetailsGroupUsers;
+pub type AddGroupMemberUser = add_group_member::User;
+
+pub struct GroupDetails {
+    link: ComponentLink<Self>,
+    props: Props,
+    /// The group info. If none, the error is in `error`. If `error` is None, then we haven't
+    /// received the server response yet.
+    group: Option<Group>,
+    /// Error message displayed to the user.
+    error: Option<Error>,
+    // Used to keep the request alive long enough.
+    _task: Option<FetchTask>,
+}
+
+/// State machine describing the possible transitions of the component state.
+/// It starts out by fetching the user's details from the backend when loading.
+pub enum Msg {
+    /// Received the group details response, either the group data or an error.
+    GroupDetailsResponse(Result<get_group_details::ResponseData>),
+    OnError(Error),
+    OnUserAddedToGroup(AddGroupMemberUser),
+    OnUserRemovedFromGroup((String, i64)),
+}
+
+#[derive(yew::Properties, Clone, PartialEq)]
+pub struct Props {
+    pub group_id: i64,
+}
+
+impl GroupDetails {
+    fn get_group_details(&mut self) {
+        self._task = HostService::graphql_query::<GetGroupDetails>(
+            get_group_details::Variables {
+                id: self.props.group_id,
+            },
+            self.link.callback(Msg::GroupDetailsResponse),
+            "Error trying to fetch group details",
+        )
+        .map_err(|e| {
+            ConsoleService::log(&e.to_string());
+            e
+        })
+        .ok();
+    }
+
+    fn handle_msg(&mut self, msg: <Self as Component>::Message) -> Result<bool> {
+        match msg {
+            Msg::GroupDetailsResponse(response) => match response {
+                Ok(group) => self.group = Some(group.group),
+                Err(e) => {
+                    self.group = None;
+                    bail!("Error getting user details: {}", e);
+                }
+            },
+            Msg::OnError(e) => return Err(e),
+            Msg::OnUserAddedToGroup(user) => {
+                self.group.as_mut().unwrap().users.push(User {
+                    id: user.id,
+                    display_name: user.display_name,
+                });
+            }
+            Msg::OnUserRemovedFromGroup((user_id, _)) => {
+                self.group
+                    .as_mut()
+                    .unwrap()
+                    .users
+                    .retain(|u| u.id != user_id);
+            }
+        }
+        Ok(true)
+    }
+
+    fn view_messages(&self, error: &Option<Error>) -> Html {
+        if let Some(e) = error {
+            html! {
+              <div class="alert alert-danger">
+                <span>{"Error: "}{e.to_string()}</span>
+              </div>
+            }
+        } else {
+            html! {}
+        }
+    }
+
+    fn view_user_list(&self, g: &Group) -> Html {
+        let make_user_row = |user: &User| {
+            let user_id = user.id.clone();
+            let display_name = user.display_name.clone();
+            html! {
+              <tr>
+                <td>
+                  <Link route=AppRoute::UserDetails(user_id.clone())>
+                    {user_id.clone()}
+                  </Link>
+                </td>
+                <td>{display_name}</td>
+                <td>
+                  <RemoveUserFromGroupComponent
+                    username=user_id
+                    group_id=g.id
+                    on_user_removed_from_group=self.link.callback(Msg::OnUserRemovedFromGroup)
+                    on_error=self.link.callback(Msg::OnError)/>
+                </td>
+              </tr>
+            }
+        };
+        html! {
+        <div>
+          <h3>{"Members"}</h3>
+          <div class="table-responsive">
+            <table class="table table-striped">
+              <thead>
+                <tr key="headerRow">
+                  <th>{"User Id"}</th>
+                  <th>{"Display name"}</th>
+                  <th></th>
+                </tr>
+              </thead>
+              <tbody>
+                {if g.users.is_empty() {
+                  html! {
+                    <tr key="EmptyRow">
+                      <td>{"No members"}</td>
+                    </tr>
+                  }
+                } else {
+                  html! {<>{g.users.iter().map(make_user_row).collect::<Vec<_>>()}</>}
+                }}
+                <hr/>
+                <tr key="groupToAddRow">
+                  {self.view_add_user_button(g)}
+                </tr>
+              </tbody>
+            </table>
+          </div>
+        </div>
+        }
+    }
+
+    fn view_add_user_button(&self, g: &Group) -> Html {
+        let users: Vec<_> = g
+            .users
+            .iter()
+            .map(|u| AddGroupMemberUser {
+                id: u.id.clone(),
+                display_name: u.display_name.clone(),
+            })
+            .collect();
+        html! {
+            <AddGroupMemberComponent
+                group_id=g.id
+                users=users
+                on_error=self.link.callback(Msg::OnError)
+                on_user_added_to_group=self.link.callback(Msg::OnUserAddedToGroup)/>
+        }
+    }
+}
+
+impl Component for GroupDetails {
+    type Message = Msg;
+    type Properties = Props;
+
+    fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
+        let mut table = Self {
+            link,
+            props,
+            _task: None,
+            group: None,
+            error: None,
+        };
+        table.get_group_details();
+        table
+    }
+
+    fn update(&mut self, msg: Self::Message) -> ShouldRender {
+        self.error = None;
+        match self.handle_msg(msg) {
+            Err(e) => {
+                ConsoleService::error(&e.to_string());
+                self.error = Some(e);
+                true
+            }
+            Ok(b) => b,
+        }
+    }
+
+    fn change(&mut self, _: Self::Properties) -> ShouldRender {
+        false
+    }
+
+    fn view(&self) -> Html {
+        match (&self.group, &self.error) {
+            (None, None) => html! {{"Loading..."}},
+            (None, Some(e)) => html! {<div>{"Error: "}{e.to_string()}</div>},
+            (Some(u), error) => {
+                html! {
+                    <div>
+                        /*
+                      <GroupDetailsForm
+                        user=u.clone()
+                        on_error=self.link.callback(Msg::OnError)/>
+                        */
+                      {self.view_user_list(u)}
+                      {self.view_messages(error)}
+                    </div>
+                }
+            }
+        }
+    }
+}

app/src/components/group_table.rs

@@ -1,8 +1,8 @@
 use crate::{
-    //components::{
+    components::{
-    //    delete_group::DeleteGroup,
+        delete_group::DeleteGroup,
-    //    router::{AppRoute, Link},
+        router::{AppRoute, Link},
-    //},
+    },
     infra::api::HostService,
 };
 use anyhow::{Error, Result};
@@ -14,14 +14,14 @@ use yew::services::{fetch::FetchTask, ConsoleService};
 #[graphql(
     schema_path = "../schema.graphql",
     query_path = "queries/get_group_list.graphql",
-    response_derives = "Debug",
+    response_derives = "Debug,Clone,PartialEq",
     custom_scalars_module = "crate::infra::graphql"
 )]
 pub struct GetGroupList;
 
 use get_group_list::ResponseData;
 
-type Group = get_group_list::GetGroupListGroups;
+pub type Group = get_group_list::GetGroupListGroups;
 
 pub struct GroupTable {
     link: ComponentLink<Self>,
@@ -116,9 +116,8 @@ impl GroupTable {
                   <table class="table table-striped">
                     <thead>
                       <tr>
-                        <th>{"Group ID"}</th>
+                        <th>{"Groups"}</th>
-                        <th>{"Display name"}</th>
+                        <th>{"Delete"}</th>
-                        //<th>{"Delete"}</th>
                       </tr>
                     </thead>
                     <tbody>
@@ -136,16 +135,18 @@ impl GroupTable {
 
     fn view_group(&self, group: &Group) -> Html {
         html! {
-          <tr key=group.id.clone()>
+          <tr key=group.id>
-              //<td><Link route=AppRoute::GroupDetails(group.id.clone())>{&group.id}</Link></td>
+              <td>
-              <td>{&group.id}</td>
+                <Link route=AppRoute::GroupDetails(group.id)>
-              <td>{&group.display_name}</td>
+                  {&group.display_name}
-              //<td>
+                </Link>
-              //  <DeleteGroup
+              </td>
-              //    groupname=group.id.clone()
+              <td>
-              //    on_group_deleted=self.link.callback(Msg::OnGroupDeleted)
+                <DeleteGroup
-              //    on_error=self.link.callback(Msg::OnError)/>
+                  group=group.clone()
-              //</td>
+                  on_group_deleted=self.link.callback(Msg::OnGroupDeleted)
+                  on_error=self.link.callback(Msg::OnError)/>
+              </td>
           </tr>
         }
     }

app/src/components/mod.rs

@@ -1,8 +1,11 @@
+pub mod add_group_member;
 pub mod add_user_to_group;
 pub mod app;
 pub mod change_password;
 pub mod create_user;
+pub mod delete_group;
 pub mod delete_user;
+pub mod group_details;
 pub mod group_table;
 pub mod login;
 pub mod logout;

app/src/components/remove_user_from_group.rs

@@ -1,4 +1,4 @@
-use crate::{components::user_details::Group, infra::api::HostService};
+use crate::infra::api::HostService;
 use anyhow::{Error, Result};
 use graphql_client::GraphQLQuery;
 use yew::{
@@ -26,9 +26,8 @@ pub struct RemoveUserFromGroupComponent {
 #[derive(yew::Properties, Clone, PartialEq)]
 pub struct Props {
     pub username: String,
-    pub group: Group,
+    pub group_id: i64,
-    pub is_admin: bool,
+    pub on_user_removed_from_group: Callback<(String, i64)>,
-    pub on_user_removed_from_group: Callback<Group>,
     pub on_error: Callback<Error>,
 }
 
@@ -39,7 +38,7 @@ pub enum Msg {
 
 impl RemoveUserFromGroupComponent {
     fn submit_remove_group(&mut self) -> Result<bool> {
-        let group = self.props.group.id;
+        let group = self.props.group_id;
         self._task = HostService::graphql_query::<RemoveUserFromGroup>(
             remove_user_from_group::Variables {
                 user: self.props.username.clone(),
@@ -63,7 +62,7 @@ impl RemoveUserFromGroupComponent {
                 response?;
                 self.props
                     .on_user_removed_from_group
-                    .emit(self.props.group.clone());
+                    .emit((self.props.username.clone(), self.props.group_id));
             }
         }
         Ok(true)
@@ -97,21 +96,12 @@ impl Component for RemoveUserFromGroupComponent {
     }
 
     fn view(&self) -> Html {
-        let group = &self.props.group;
         html! {
-          <>
-            <td>{&group.display_name}</td>
-            { if self.props.is_admin { html! {
-                <td>
           <button
             class="btn btn-danger"
             onclick=self.link.callback(|_| Msg::SubmitRemoveGroup)>
             <i class="bi-x-circle-fill" aria-label="Remove user from group" />
           </button>
-                </td>
-              }} else { html!{} }
-            }
-          </>
         }
     }
 }

app/src/components/router.rs

@@ -17,6 +17,8 @@ pub enum AppRoute {
     UserDetails(String),
     #[to = "/groups"]
     ListGroups,
+    #[to = "/group/{group_id}"]
+    GroupDetails(i64),
     #[to = "/"]
     Index,
 }

app/src/components/user_details.rs

@@ -2,7 +2,7 @@ use crate::{
     components::{
         add_user_to_group::AddUserToGroupComponent,
         remove_user_from_group::RemoveUserFromGroupComponent,
-        router::{AppRoute, NavButton},
+        router::{AppRoute, Link, NavButton},
         user_details_form::UserDetailsForm,
     },
     infra::api::HostService,
@@ -45,7 +45,7 @@ pub enum Msg {
     UserDetailsResponse(Result<get_user_details::ResponseData>),
     OnError(Error),
     OnUserAddedToGroup(Group),
-    OnUserRemovedFromGroup(Group),
+    OnUserRemovedFromGroup((String, i64)),
 }
 
 #[derive(yew::Properties, Clone, PartialEq)]
@@ -83,8 +83,12 @@ impl UserDetails {
             Msg::OnUserAddedToGroup(group) => {
                 self.user.as_mut().unwrap().groups.push(group);
             }
-            Msg::OnUserRemovedFromGroup(group) => {
+            Msg::OnUserRemovedFromGroup((_, group_id)) => {
-                self.user.as_mut().unwrap().groups.retain(|g| g != &group);
+                self.user
+                    .as_mut()
+                    .unwrap()
+                    .groups
+                    .retain(|g| g.id != group_id);
             }
         }
         Ok(true)
@@ -107,12 +111,24 @@ impl UserDetails {
             let display_name = group.display_name.clone();
             html! {
               <tr key="groupRow_".to_string() + &display_name>
+                {if self.props.is_admin { html! {
+                  <>
+                    <td>
+                      <Link route=AppRoute::GroupDetails(group.id)>
+                        {&group.display_name}
+                      </Link>
+                    </td>
+                    <td>
                       <RemoveUserFromGroupComponent
                         username=u.id.clone()
-                  group=group.clone()
+                        group_id=group.id
-                  is_admin=self.props.is_admin
                         on_user_removed_from_group=self.link.callback(Msg::OnUserRemovedFromGroup)
                         on_error=self.link.callback(Msg::OnError)/>
+                    </td>
+                  </>
+                } } else { html! {
+                  <td>{&group.display_name}</td>
+                } } }
               </tr>
             }
         };