variables.tf

#######################
## Standard variables
#######################

variable "argocd_project" {
  description = "Name of the Argo CD AppProject where the Application should be created. If not set, the Application will be created in a new AppProject only for this Application."
  type        = string
  default     = null
}

variable "argocd_labels" {
  description = "Labels to attach to the Argo CD Application resource."
  type        = map(string)
  default     = {}
}

variable "destination_cluster" {
  description = "Destination cluster where the application should be deployed."
  type        = string
  default     = "in-cluster"
}

variable "target_revision" {
  description = "Override of target revision of the application chart."
  type        = string
  default     = "v1.0.0" # x-release-please-version
}
variable "enable_service_monitor" {
  description = "Enable Prometheus ServiceMonitor in the Helm chart."
  type        = bool
  default     = true
}
variable "helm_values" {
  description = "Helm chart value overrides. They should be passed as a list of HCL structures."
  type        = any
  default     = []
}

variable "deep_merge_append_list" {
  description = "A boolean flag to enable/disable appending lists instead of overwriting them."
  type        = bool
  default     = false
}

variable "app_autosync" {
  description = "Automated sync options for the Argo CD Application resource."
  type = object({
    allow_empty = optional(bool)
    prune       = optional(bool)
    self_heal   = optional(bool)
  })
  default = {
    allow_empty = false
    prune       = true
    self_heal   = true
  }
}

variable "dependency_ids" {
  description = "IDs of the other modules on which this module depends on."
  type        = map(string)
  default     = {}
}

#######################
## Module variables
#######################

variable "resources" {
  description = <<-EOT
    Resource limits and requests for External Secrets's and Reloader's components. Follow the style on https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/[official documentation] to understand the format of the values.

    IMPORTANT: These are not production values. You should always adjust them to your needs.
  EOT
  type = object({

    external_secrets_operator = optional(object({
      requests = optional(object({
        cpu    = optional(string, "10m")
        memory = optional(string, "32Mi")
      }), {})
      limits = optional(object({
        cpu    = optional(string)
        memory = optional(string, "128Mi")
      }), {})
    }), {})

    external_secrets_webhook = optional(object({
      requests = optional(object({
        cpu    = optional(string, "10m")
        memory = optional(string, "32Mi")
      }), {})
      limits = optional(object({
        cpu    = optional(string)
        memory = optional(string, "128Mi")
      }), {})
    }), {})

    external_secrets_cert_controller = optional(object({
      requests = optional(object({
        cpu    = optional(string, "10m")
        memory = optional(string, "32Mi")
      }), {})
      limits = optional(object({
        cpu    = optional(string)
        memory = optional(string, "128Mi")
      }), {})
    }), {})

    reloader = optional(object({
      requests = optional(object({
        cpu    = optional(string, "10m")
        memory = optional(string, "32Mi")
      }), {})
      limits = optional(object({
        cpu    = optional(string)
        memory = optional(string, "128Mi")
      }), {})
    }), {})

  })
  default = {}
}

variable "replicas" {
  description = "Number of replicas for the External Secrets and Reloader components."
  type = object({
    external_secrets = number
    reloader         = number
  })
  default = {
    external_secrets = 1
    reloader         = 1
  }
  nullable = false

  validation {
    condition     = var.replicas.external_secrets >= 1
    error_message = "The number of replicas for the External Secrets component must be greater than or equal to 1."
  }

  validation {
    condition     = var.replicas.reloader >= 1
    error_message = "The number of replicas for the Reloader component must be greater than or equal to 1."
  }
}

variable "auto_reload_all" {
  description = <<-EOT
    Boolean to enable auto reloading for all resources.
    
    In this case, all resources that do not have the auto annotation (or its typed version) set to "false", will be reloaded automatically when their ConfigMaps or Secrets are updated. Notice that setting the auto annotation to an undefined value counts as false as-well. " # TOD
  EOT
  type        = bool
  default     = false
  nullable    = false
}