# Include root configuration
include "root" {
  path = find_in_parent_folders("root.hcl")
}

# Terragrunt configuration
terraform {
  source = "."
}

# Generate the storage Terraform configuration
generate "main" {
  path      = "main.tf"
  if_exists = "overwrite"
  contents  = <<EOF
# Scaleway Object Storage for Forgejo

variable "project_name" {
  description = "Project name"
  type        = string
}

variable "environment" {
  description = "Environment name"
  type        = string
}

variable "region" {
  description = "Scaleway region"
  type        = string
}

variable "common_tags" {
  description = "Common tags for all resources"
  type        = map(string)
}

# Object Storage Bucket for Git LFS and Artifacts
resource "scaleway_object_bucket" "forgejo_lfs" {
  name   = "$${var.project_name}-$${var.environment}-lfs"
  region = var.region
  
  tags = var.common_tags
  
  # Enable versioning for data protection
  versioning {
    enabled = true
  }
  
  # Lifecycle rules to manage storage costs
  lifecycle_rule {
    id      = "delete-old-versions"
    enabled = true
    
    expiration {
      days = 90
    }
    
    noncurrent_version_expiration {
      days = 30
    }
  }
}

# Object Storage Bucket for Backups
resource "scaleway_object_bucket" "forgejo_backups" {
  name   = "$${var.project_name}-$${var.environment}-backups"
  region = var.region
  
  tags = var.common_tags
  
  versioning {
    enabled = true
  }
  
  # Keep backups for 30 days
  lifecycle_rule {
    id      = "expire-old-backups"
    enabled = true
    
    expiration {
      days = 30
    }
  }
}

# Access Key for application usage
resource "scaleway_iam_application" "forgejo" {
  name        = "$${var.project_name}-$${var.environment}"
  description = "Application credentials for Forgejo object storage"
  
  tags = [for k, v in var.common_tags : "$${k}=$${v}"]
}

resource "scaleway_iam_api_key" "forgejo" {
  application_id = scaleway_iam_application.forgejo.id
  description    = "API key for Forgejo object storage access"
}

# Policy for bucket access
resource "scaleway_iam_policy" "forgejo_storage" {
  name           = "$${var.project_name}-$${var.environment}-storage-policy"
  description    = "Policy for Forgejo storage buckets"
  application_id = scaleway_iam_application.forgejo.id
  
  rule {
    project_ids          = [data.scaleway_account_project.main.id]
    permission_set_names = ["ObjectStorageFullAccess"]
  }
}

data "scaleway_account_project" "main" {
  name = var.project_name
}

# Outputs
output "lfs_bucket_name" {
  description = "LFS bucket name"
  value       = scaleway_object_bucket.forgejo_lfs.name
}

output "lfs_bucket_endpoint" {
  description = "LFS bucket endpoint"
  value       = scaleway_object_bucket.forgejo_lfs.endpoint
}

output "backup_bucket_name" {
  description = "Backup bucket name"
  value       = scaleway_object_bucket.forgejo_backups.name
}

output "backup_bucket_endpoint" {
  description = "Backup bucket endpoint"
  value       = scaleway_object_bucket.forgejo_backups.endpoint
}

output "access_key" {
  description = "Access key for object storage"
  value       = scaleway_iam_api_key.forgejo.access_key
  sensitive   = true
}

output "secret_key" {
  description = "Secret key for object storage"
  value       = scaleway_iam_api_key.forgejo.secret_key
  sensitive   = true
}

output "s3_region" {
  description = "S3-compatible region"
  value       = var.region
}
EOF
}