terraform {
  required_providers {
    heroku = {
      source  = "heroku/heroku"
    }
  }
}

provider "heroku" {
  email   = var.heroku_email
  api_key = var.heroku_api_key
}

variable "heroku_api_key" {
  description = "Heroku API Key"
  type        = string
  sensitive   = true
}

variable "heroku_email" {
  description = "Heroku Email"
  type        = string
}

variable "app_name" {
  description = "Heroku App Name"
  type        = string
  default     = "terraform-app"
}

variable "region" {
  description = "Heroku Region"
  type        = string
  default     = "us"
}

variable "stack" {
  description = "Heroku Stack"
  type        = string
  default     = "heroku-22"
}

variable "dyno_size" {
  description = "Dyno Size"
  type        = string
  default     = "basic"
}

resource "heroku_app" "main" {
  name   = var.app_name
  region = var.region
  stack  = var.stack
}

resource "heroku_formation" "web" {
  app_id     = heroku_app.main.id
  type       = "web"
  quantity   = 1
  size       = var.dyno_size
}

resource "heroku_addon" "postgres" {
  app_id = heroku_app.main.id
  plan   = "heroku-postgresql:essential-0"
}

resource "heroku_addon" "redis" {
  app_id = heroku_app.main.id
  plan   = "heroku-redis:mini"
}

resource "heroku_config" "app_config" {
  sensitive_vars = {
    NODE_ENV = "production"
    PORT     = "8080"
  }
}

output "app_url" {
  description = "Heroku App URL"
  value       = "https://${var.app_name}.herokuapp.com"
}

output "app_name" {
  description = "Heroku App Name"
  value       = heroku_app.main.name
}

output "postgres_url" {
  description = "PostgreSQL Database URL"
  value       = heroku_addon.postgres.config_var_values
  sensitive   = true
}

output "redis_url" {
  description = "Redis URL"
  value       = heroku_addon.redis.config_var_values
  sensitive   = true
}