Initial commit

lib/code_corps/accounts/changesets.ex

@@ -14,8 +14,9 @@ defmodule CodeCorps.Accounts.Changesets do
     struct
     |> Changeset.change(params |> Adapters.User.from_github_user())
     |> Changeset.put_change(:sign_up_context, "github")
-    |> Changeset.unique_constraint(:email)
     |> Changeset.validate_inclusion(:type, ["bot", "user"])
+    |> Changeset.unique_constraint(:email)
+    |> Changeset.unique_constraint(:github_id)
   end
 
   @doc ~S"""
@@ -26,8 +27,9 @@ defmodule CodeCorps.Accounts.Changesets do
     struct
     |> Changeset.cast(params, [:github_auth_token, :github_avatar_url, :github_id, :github_username, :type])
     |> ensure_email_without_overwriting(params)
-    |> Changeset.unique_constraint(:email)
     |> Changeset.validate_required([:github_auth_token, :github_avatar_url, :github_id, :github_username, :type])
+    |> Changeset.unique_constraint(:email)
+    |> Changeset.unique_constraint(:github_id)
   end
 
   @spec ensure_email_without_overwriting(Changeset.t, map) :: Changeset.t

lib/code_corps/github/user.ex

@@ -40,6 +40,7 @@ defmodule CodeCorps.GitHub.User do
   @spec do_connect(User.t, map, String.t) :: {:ok, User.t} | {:error, Changeset.t}
   defp do_connect(%User{} = user, %{} = user_payload, access_token)
     when is_binary(access_token) do
+
     Accounts.update_from_github_oauth(user, user_payload, access_token)
   end
 

priv/repo/migrations/20171003134956_add_unique_constraint_to_users_github_id.exs

@@ -0,0 +1,7 @@
+defmodule CodeCorps.Repo.Migrations.AddUniqueConstraintToUsersGithubId do
+  use Ecto.Migration
+
+  def change do
+    create index(:users, [:github_id], unique: true)
+  end
+end

priv/repo/structure.sql

@@ -2,8 +2,8 @@
 -- PostgreSQL database dump
 --
 
--- Dumped from database version 9.5.4
--- Dumped by pg_dump version 9.5.4
+-- Dumped from database version 9.5.1
+-- Dumped by pg_dump version 9.5.1
 
 SET statement_timeout = 0;
 SET lock_timeout = 0;
@@ -2566,6 +2566,13 @@ CREATE UNIQUE INDEX user_tasks_user_id_task_id_index ON user_tasks USING btree (
 CREATE UNIQUE INDEX users_email_index ON users USING btree (email);
 
 
+--
+-- Name: users_github_id_index; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE UNIQUE INDEX users_github_id_index ON users USING btree (github_id);
+
+
 --
 -- Name: users_lower_username_index; Type: INDEX; Schema: public; Owner: -
 --
@@ -3040,5 +3047,5 @@ ALTER TABLE ONLY user_tasks
 -- PostgreSQL database dump complete
 --
 
-INSERT INTO "schema_migrations" (version) VALUES (20160723215749), (20160804000000), (20160804001111), (20160805132301), (20160805203929), (20160808143454), (20160809214736), (20160810124357), (20160815125009), (20160815143002), (20160816020347), (20160816034021), (20160817220118), (20160818000944), (20160818132546), (20160820113856), (20160820164905), (20160822002438), (20160822004056), (20160822011624), (20160822020401), (20160822044612), (20160830081224), (20160830224802), (20160911233738), (20160912002705), (20160912145957), (20160918003206), (20160928232404), (20161003185918), (20161019090945), (20161019110737), (20161020144622), (20161021131026), (20161031001615), (20161121005339), (20161121014050), (20161121043941), (20161121045709), (20161122015942), (20161123081114), (20161123150943), (20161124085742), (20161125200620), (20161126045705), (20161127054559), (20161205024856), (20161207112519), (20161209192504), (20161212005641), (20161214005935), (20161215052051), (20161216051447), (20161218005913), (20161219160401), (20161219163909), (20161220141753), (20161221085759), (20161226213600), (20161231063614), (20170102130055), (20170102181053), (20170104113708), (20170104212623), (20170104235423), (20170106013143), (20170115035159), (20170115230549), (20170121014100), (20170131234029), (20170201014901), (20170201025454), (20170201035458), (20170201183258), (20170220032224), (20170224233516), (20170226050552), (20170228085250), (20170308214128), (20170308220713), (20170308222552), (20170313130611), (20170318032449), (20170318082740), (20170324194827), (20170424215355), (20170501225441), (20170505224222), (20170526095401), (20170602000208), (20170622205732), (20170626231059), (20170628092119), (20170628213609), (20170629183404), (20170630140136), (20170706132431), (20170707213648), (20170711122252), (20170717092127), (20170725060612), (20170727052644), (20170731130121), (20170814131722), (20170913114958), (20170921014405), (20170925214512), (20170925230419), (20170926134646), (20170927100300), (20170928234412);
+INSERT INTO "schema_migrations" (version) VALUES (20160723215749), (20160804000000), (20160804001111), (20160805132301), (20160805203929), (20160808143454), (20160809214736), (20160810124357), (20160815125009), (20160815143002), (20160816020347), (20160816034021), (20160817220118), (20160818000944), (20160818132546), (20160820113856), (20160820164905), (20160822002438), (20160822004056), (20160822011624), (20160822020401), (20160822044612), (20160830081224), (20160830224802), (20160911233738), (20160912002705), (20160912145957), (20160918003206), (20160928232404), (20161003185918), (20161019090945), (20161019110737), (20161020144622), (20161021131026), (20161031001615), (20161121005339), (20161121014050), (20161121043941), (20161121045709), (20161122015942), (20161123081114), (20161123150943), (20161124085742), (20161125200620), (20161126045705), (20161127054559), (20161205024856), (20161207112519), (20161209192504), (20161212005641), (20161214005935), (20161215052051), (20161216051447), (20161218005913), (20161219160401), (20161219163909), (20161220141753), (20161221085759), (20161226213600), (20161231063614), (20170102130055), (20170102181053), (20170104113708), (20170104212623), (20170104235423), (20170106013143), (20170115035159), (20170115230549), (20170121014100), (20170131234029), (20170201014901), (20170201025454), (20170201035458), (20170201183258), (20170220032224), (20170224233516), (20170226050552), (20170228085250), (20170308214128), (20170308220713), (20170308222552), (20170313130611), (20170318032449), (20170318082740), (20170324194827), (20170424215355), (20170501225441), (20170505224222), (20170526095401), (20170602000208), (20170622205732), (20170626231059), (20170628092119), (20170628213609), (20170629183404), (20170630140136), (20170706132431), (20170707213648), (20170711122252), (20170717092127), (20170725060612), (20170727052644), (20170731130121), (20170814131722), (20170913114958), (20170921014405), (20170925214512), (20170925230419), (20170926134646), (20170927100300), (20170928234412), (20171003134956);