Can request to join a group

src/controllers/groups_controller.rs

@@ -13,11 +13,12 @@ use crate::constants::{DEFAULT_GROUP_LOGO, PATH_GROUPS_LOGOS};
 use crate::controllers::routes::RequestResult;
 use crate::data::group::{Group, GroupAccessLevel, GroupPostsCreationLevel, GroupRegistrationLevel, GroupVisibilityLevel};
 use crate::data::group_id::GroupID;
-use crate::data::group_member::GroupMembershipLevel;
+use crate::data::group_member::{GroupMember, GroupMembershipLevel};
 use crate::data::http_request_handler::HttpRequestHandler;
 use crate::data::new_group::NewGroup;
 use crate::helpers::{groups_helper, virtual_directory_helper};
 use crate::helpers::virtual_directory_helper::VirtualDirType;
+use crate::utils::date_utils::time;
 
 /// Create a new group
 pub fn create(r: &mut HttpRequestHandler) -> RequestResult {
@@ -192,4 +193,37 @@ pub fn respond_invitation(r: &mut HttpRequestHandler) -> RequestResult {
     // TODO : Create a notification
 
     r.success("Response to the invitation was successfully saved!")
+}
+
+/// Send a request to join a group
+pub fn send_request(r: &mut HttpRequestHandler) -> RequestResult {
+    let group_id = r.post_group_id_with_access("id", GroupAccessLevel::LIMITED_ACCESS)?;
+
+    if groups_helper::get_membership_level(&group_id, r.user_id_opt())? != GroupMembershipLevel::VISITOR {
+        r.forbidden("You are not currently a visitor of the group!".to_string())?;
+    }
+
+    let group = groups_helper::get_info(&group_id)?;
+
+    let level = match group.registration_level {
+        GroupRegistrationLevel::OPEN_REGISTRATION => GroupMembershipLevel::MEMBER,
+        GroupRegistrationLevel::MODERATED_REGISTRATION => GroupMembershipLevel::PENDING,
+        GroupRegistrationLevel::CLOSED_REGISTRATION => {
+            r.forbidden("You are not authorized to send a registration request for this group!".to_string())?;
+            unreachable!();
+        }
+    };
+
+    groups_helper::insert_member(&GroupMember {
+        id: 0,
+        user_id: r.user_id()?,
+        group_id,
+        time_create: time(),
+        level,
+        following: true,
+    })?;
+
+    // TODO : Send a notification, if required
+
+    r.success("The membership has been successfully saved!")
 }

src/controllers/routes.rs

@@ -154,6 +154,8 @@ pub fn get_routes() -> Vec<Route> {
 
         Route::post("/groups/respond_invitation", Box::new(groups_controller::respond_invitation)),
 
+        Route::post("/groups/send_request", Box::new(groups_controller::send_request)),
+
 
         // Virtual directory controller
         Route::post("/user/findbyfolder", Box::new(virtual_directory_controller::find_user)),