add counter cache

Author: snewcomer

lib/code_corps/model/project.ex

@@ -31,6 +31,8 @@ defmodule CodeCorps.Project do
     field :title, :string
     field :total_monthly_donated, :integer, default: 0
     field :website, :string
+    field :open_conversations_count, :integer, default: 0
+    field :closed_conversations_count, :integer, default: 0
 
     belongs_to :organization, CodeCorps.Organization
 

priv/repo/migrations/20171226203914_add_counter_cache_to_project.exs

@@ -0,0 +1,10 @@
+defmodule CodeCorps.Repo.Migrations.AddCounterCacheToProject do
+  use Ecto.Migration
+
+  def change do
+    alter table(:projects) do
+      add :open_conversations_count, :integer, null: false, default: 0
+      add :closed_conversations_count, :integer, null: false, default: 0
+    end
+  end
+end

priv/repo/structure.sql

@@ -2,8 +2,8 @@
 -- PostgreSQL database dump
 --
 
--- Dumped from database version 10.1
--- Dumped by pg_dump version 10.1
+-- Dumped from database version 9.6.6
+-- Dumped by pg_dump version 9.6.6
 
 SET statement_timeout = 0;
 SET lock_timeout = 0;
@@ -884,6 +884,8 @@ CREATE TABLE projects (
     website character varying(255),
     should_link_externally boolean DEFAULT false,
     approval_requested boolean DEFAULT false,
+    open_conversations_count integer,
+    closed_conversations_count integer,
     CONSTRAINT set_long_description_markdown_if_approved CHECK (((long_description_markdown IS NOT NULL) OR (approved = false)))
 );
 
@@ -4159,5 +4161,5 @@ ALTER TABLE ONLY users
 -- 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), (20171003134956), (20171003225853), (20171006063358), (20171006161407), (20171012215106), (20171012221231), (20171016125229), (20171016125516), (20171016223356), (20171016235656), (20171017235433), (20171019191035), (20171025184225), (20171026010933), (20171027061833), (20171028011642), (20171028173508), (20171030182857), (20171031232023), (20171031234356), (20171101023309), (20171104013543), (20171106045740), (20171106050209), (20171106103153), (20171106200036), (20171109231538), (20171110001134), (20171114010851), (20171114033357), (20171114225214), (20171114225713), (20171114232534), (20171115201624), (20171115225358), (20171119004204), (20171121075226), (20171121144138), (20171123065902), (20171127215847), (20171201073818), (20171205161052), (20171213062707), (20171220154922);
+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), (20171003225853), (20171006063358), (20171006161407), (20171012215106), (20171012221231), (20171016125229), (20171016125516), (20171016223356), (20171016235656), (20171017235433), (20171019191035), (20171025184225), (20171026010933), (20171027061833), (20171028011642), (20171028173508), (20171030182857), (20171031232023), (20171031234356), (20171101023309), (20171104013543), (20171106045740), (20171106050209), (20171106103153), (20171106200036), (20171109231538), (20171110001134), (20171114010851), (20171114033357), (20171114225214), (20171114225713), (20171114232534), (20171115201624), (20171115225358), (20171119004204), (20171121075226), (20171121144138), (20171123065902), (20171127215847), (20171201073818), (20171205161052), (20171213062707), (20171220154922), (20171226203914);