From 860fc1eb7037e692ebcba8723587c1230c7cb3fa Mon Sep 17 00:00:00 2001
From: Vyacheslav Matyukhin <me@berekuk.ru>
Date: Tue, 12 Apr 2022 00:32:34 +0300
Subject: [PATCH] ops: heroku

---
 tf/main.tf      | 33 +++++++++++++++++++++++----------
 tf/variables.tf |  4 ++++
 2 files changed, 27 insertions(+), 10 deletions(-)

diff --git a/tf/main.tf b/tf/main.tf
index 4b99bf0..69029a7 100644
--- a/tf/main.tf
+++ b/tf/main.tf
@@ -9,6 +9,10 @@ terraform {
       source  = "digitalocean/digitalocean"
       version = "~> 2.0"
     }
+    heroku = {
+      source  = "heroku/heroku"
+      version = "~> 5.0.2"
+    }
     local = {
       source  = "hashicorp/local"
       version = "~> 2"
@@ -24,6 +28,11 @@ provider "digitalocean" {
   token = var.digital_ocean_token
 }
 
+provider "heroku" {
+  email   = "me@berekuk.ru"
+  api_key = var.heroku_api_key
+}
+
 resource "digitalocean_database_cluster" "metaforecast_db" {
   name       = "postgres-green"
   engine     = "pg"
@@ -33,6 +42,19 @@ resource "digitalocean_database_cluster" "metaforecast_db" {
   version    = 14
 }
 
+locals {
+  generated_env = merge(var.metaforecast_env, {
+    DIGITALOCEAN_POSTGRES = digitalocean_database_cluster.metaforecast_db.uri
+  })
+}
+
+resource "heroku_app" "metaforecast_backend" {
+  name   = "metaforecast-backend"
+  region = "us"
+
+  config_vars = local.generated_env
+}
+
 resource "vercel_project" "metaforecast" {
   name    = "metaforecast"
   team_id = var.vercel_team
@@ -51,21 +73,12 @@ resource "vercel_env" "metaforecast" {
   project_id = vercel_project.metaforecast.id
   team_id    = var.vercel_team
   type       = "plain"
-  for_each   = var.metaforecast_env
+  for_each   = local.generated_env
   key        = each.key
   value      = each.value
   target     = ["preview", "production"]
 }
 
-resource "vercel_env" "metaforecast_db" {
-  project_id = vercel_project.metaforecast.id
-  team_id    = var.vercel_team
-  type       = "plain"
-  key        = "DIGITALOCEAN_POSTGRES"
-  value      = digitalocean_database_cluster.metaforecast_db.uri
-  target     = ["preview", "production"]
-}
-
 # should probably be replaced with local bash script
 # resource "local_file" "foo" {
 #   content         = join("", concat(["# generated by terraform\n"], [for k, v in var.metaforecast_env : "${k} = \"${v}\"\n"]))
diff --git a/tf/variables.tf b/tf/variables.tf
index d42020d..fc652ce 100644
--- a/tf/variables.tf
+++ b/tf/variables.tf
@@ -6,6 +6,10 @@ variable "digital_ocean_token" {
   type = string
 }
 
+variable "heroku_api_key" {
+  type = string
+}
+
 variable "vercel_team" {
   type    = string
   default = "quantified-uncertainty"