feat: sort stargazers by contributions

Author: zcesur

lib/algora/settings/settings.ex

@@ -2,7 +2,10 @@ defmodule Algora.Settings do
   @moduledoc false
   use Ecto.Schema
 
+  import Ecto.Query
+
   alias Algora.Accounts
+  alias Algora.Accounts.User
   alias Algora.Repo
 
   @primary_key {:key, :string, []}
@@ -111,6 +114,36 @@ defmodule Algora.Settings do
     end
   end
 
+  def get_top_stargazers(job) do
+    [
+      tech_stack: job.tech_stack,
+      limit: 100,
+      sort_by:
+        case get_job_criteria(job) do
+          criteria when map_size(criteria) > 0 -> criteria
+          _ -> [{"solver", true}]
+        end,
+      users:
+        from(u in User,
+          where:
+            fragment(
+              """
+              exists (
+                select 1
+                from stargazers s
+                inner join repositories r on s.repository_id = r.id
+                where s.user_id = ? and r.user_id = ?
+              )
+              """,
+              u.id,
+              ^job.user_id
+            )
+        )
+    ]
+    |> Algora.Cloud.list_top_matches()
+    |> load_matches_2()
+  end
+
   def set_job_criteria(job_id, criteria) when is_binary(job_id) and is_map(criteria) do
     set("job_criteria:#{job_id}", %{"criteria" => criteria})
   end

lib/algora/workspace/workspace.ex

@@ -570,27 +570,35 @@ defmodule Algora.Workspace do
     )
   end
 
-  def list_stargazers(id) do
-    Repo.all(
-      from(s in Stargazer,
-        join: r in assoc(s, :repository),
-        where: r.provider == "github",
-        join: ro in assoc(r, :user),
-        where: ro.id == ^id,
-        join: u in assoc(s, :user),
-        where: u.type != :bot,
-        where: not ilike(u.provider_login, "%bot"),
-        left_join: m in Member,
-        on: m.user_id == u.id and m.org_id == r.user_id,
-        where: is_nil(m.id),
-        distinct: [s.user_id],
-        select_merge: %{user: u},
-        order_by: [desc: s.inserted_at, asc: s.id],
-        limit: 100
-      )
+  def stargazers_query(id) do
+    from(s in Stargazer,
+      join: r in assoc(s, :repository),
+      where: r.provider == "github",
+      join: ro in assoc(r, :user),
+      where: ro.id == ^id,
+      join: u in assoc(s, :user),
+      where: u.type != :bot,
+      where: not ilike(u.provider_login, "%bot"),
+      left_join: m in Member,
+      on: m.user_id == u.id and m.org_id == r.user_id,
+      where: is_nil(m.id),
+      distinct: [s.user_id]
     )
   end
 
+  def list_stargazers(id) do
+    id
+    |> stargazers_query()
+    |> select_merge([s, r, ro, u], %{user: u})
+    |> limit(100)
+    |> order_by([s], desc: s.inserted_at, asc: s.id)
+    |> Repo.all()
+  end
+
+  def count_stargazers(id) do
+    id |> stargazers_query() |> Repo.aggregate(:count)
+  end
+
   def fetch_contributor(repository_id, user_id) do
     Repo.fetch_by(Contributor, repository_id: repository_id, user_id: user_id)
   end
@@ -641,6 +649,8 @@ defmodule Algora.Workspace do
         where: u.id in ^ids,
         where: not ilike(r.name, "%awesome%"),
         where: not ilike(r.name, "%algorithms%"),
+        where: not ilike(r.name, "%exercises%"),
+        where: not ilike(r.name, "%tutorials%"),
         where: not ilike(repo_owner.provider_login, "%algorithms%"),
         where: not ilike(repo_owner.provider_login, "%firstcontributions%"),
         where: repo_owner.type == :organization or r.stargazers_count > 200,

lib/algora_web/live/org/job_live.ex

@@ -7,6 +7,7 @@ defmodule AlgoraWeb.Org.JobLive do
   alias Algora.Markdown
   alias Algora.Repo
   alias Algora.Settings
+  alias Algora.Workspace
   alias AlgoraWeb.Forms.BountyForm
   alias AlgoraWeb.Forms.ContractForm
   alias AlgoraWeb.Forms.TipForm
@@ -242,7 +243,7 @@ defmodule AlgoraWeb.Org.JobLive do
           <%= for {tab, label, count} <- [
             {"applicants", "Applicants", length(@applicants)},
             {"imports", "Imports", length(@imports)},
-            if(length(@stargazers) > 0, do: {"stargazers", "Stargazers", length(@stargazers)}, else: nil),
+            if(@stargazers_count > 0, do: {"stargazers", "Stargazers", @stargazers_count}, else: nil),
             {"matches", "Matches", length(@matches)}
           ] |> Enum.reject(& is_nil(&1)) do %>
             <label class={[
@@ -262,7 +263,7 @@ defmodule AlgoraWeb.Org.JobLive do
               <span class="flex items-center justify-between w-full gap-2">
                 <span class="text-sm font-medium">{label}</span>
                 <span class="text-xs text-muted-foreground">
-                  {count}{if count == 100, do: "+", else: ""}
+                  {Algora.Util.format_number_compact(count)}
                 </span>
               </span>
             </label>
@@ -894,7 +895,8 @@ defmodule AlgoraWeb.Org.JobLive do
 
   defp assign_applicants(socket) do
     all_applicants = Jobs.list_job_applications(socket.assigns.job)
-    stargazers = Algora.Workspace.list_stargazers(socket.assigns.current_org.id)
+    stargazers = Settings.get_top_stargazers(socket.assigns.job)
+    stargazers_count = Workspace.count_stargazers(socket.assigns.job.user_id)
     applicants = Enum.reject(all_applicants, & &1.imported_at)
     imports = Enum.filter(all_applicants, & &1.imported_at)
     matches = Settings.get_job_matches(socket.assigns.job)
@@ -914,6 +916,7 @@ defmodule AlgoraWeb.Org.JobLive do
     |> assign(:applicants, sort_by_contributions(socket.assigns.job, applicants, contributions_map))
     |> assign(:imports, sort_by_contributions(socket.assigns.job, imports, contributions_map))
     |> assign(:stargazers, sort_by_contributions(socket.assigns.job, stargazers, contributions_map))
+    |> assign(:stargazers_count, stargazers_count)
     |> assign(:matches, matches)
     |> assign(:truncated_matches, truncated_matches)
     |> assign(:contributions_map, contributions_map)