pub(all) struct BatchJob {
  jobs : Array[PosterJob]
} derive(Eq, ToJson, 
@moonbitlang/core/debug.Debug
Debug, 
@moonbitlang/core/json.FromJson
FromJson)

pub(all) struct BatchMetrics {
  total : Int
  succeeded : Int
  failed : Int
  total_svg_bytes : Int
  average_svg_bytes : Int
} derive(Eq, ToJson, 
@moonbitlang/core/debug.Debug
Debug)

pub(all) enum ConfigError {
  InvalidJson(message~ : String)
  UnknownPreset(name~ : String)
  UnknownTheme(name~ : String)
  UnknownTemplate(name~ : String)
  DuplicateSlug(name~ : String)
} derive(Eq, 
@moonbitlang/core/debug.Debug
Debug)

pub(all) struct OutputPlan {
  slug : String
  relative_path : String
  index : Int
  template : String
  preset : String
  theme : String
} derive(Eq, ToJson, 
@moonbitlang/core/debug.Debug
Debug)

pub(all) struct PosterJob {
  slug : String
  template : String
  preset : String
  theme : String
  content : 
@dgmxjj/moonbit-posterkit/template.TemplateContent
TemplateContent
} derive(Eq, ToJson, 
@moonbitlang/core/debug.Debug
Debug, 
@moonbitlang/core/json.FromJson
FromJson)

pub(all) struct RenderedPoster {
  slug : String
  svg : String
} derive(Eq, 
@moonbitlang/core/debug.Debug
Debug)

pub(all) struct ValidationIssue {
  job_index : Int
  field : String
  code : String
  message : String
} derive(Eq, ToJson, 
@moonbitlang/core/debug.Debug
Debug)

pub(all) struct ValidationSummary {
  total_jobs : Int
  slugs : Array[String]
  templates : Array[String]
  presets : Array[String]
  themes : Array[String]
} derive(Eq, ToJson, 
@moonbitlang/core/debug.Debug
Debug)

fn invalid_slugs(batch : BatchJob) -> Array[String]

fn merge_metrics(left : BatchMetrics, right : BatchMetrics) -> BatchMetrics

fn metrics_from_sizes(sizes : Array[Int]) -> BatchMetrics

fn metrics_is_consistent(metrics : BatchMetrics) -> Bool

fn metrics_summary(metrics : BatchMetrics) -> String

fn output_plan(output_dir : String, batch : BatchJob) -> Array[OutputPlan]

fn parse_batch(raw : String) -> Result[BatchJob, ConfigError]

fn plan_has_duplicate_paths(plans : Array[OutputPlan]) -> Bool

fn plan_summary(plans : Array[OutputPlan]) -> String

fn render_batch(batch : BatchJob) -> Result[Array[RenderedPoster], ConfigError]

fn render_batch_with_metrics(batch : BatchJob) -> Result[(Array[RenderedPoster], BatchMetrics), ConfigError]

fn render_job(job : PosterJob) -> Result[RenderedPoster, ConfigError]

fn render_job_document(job : PosterJob) -> Result[
@dgmxjj/moonbit-posterkit/scene.PosterDocument
PosterDocument, ConfigError]

fn success_rate_percent(metrics : BatchMetrics) -> Int

fn valid_output_slug(slug : String) -> Bool

fn validate_batch(batch : BatchJob) -> Result[ValidationSummary, ConfigError]

fn validate_batch_strict(batch : BatchJob) -> Result[ValidationSummary, Array[ValidationIssue]]

fn validation_issues_text(issues : Array[ValidationIssue]) -> String