Module: Kettle::Jem::TemplateLock

Defined in:
lib/kettle/jem.rb

Constant Summary collapse

VERSION = 
1
TEMPLATE_STATE_KEY = 
"template_state"
FILES_KEY = 
"files"

Class Method Summary collapse

Class Method Details

.build_lock(template_state:, file_records:) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2119

def build_lock(template_state:, file_records:)
  {
    "version" => VERSION,
    TEMPLATE_STATE_KEY => template_state,
    FILES_KEY => file_records.sort.to_h
  }
end

.file_record(lock, relative_path) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2114

def file_record(lock, relative_path)
  record = files(lock)[relative_path.to_s]
  record.is_a?(Hash) ? record : {}
end

.files(lock) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2109

def files(lock)
  value = lock.is_a?(Hash) ? lock[FILES_KEY] : nil
  value.is_a?(Hash) ? value : {}
end

.legacy_path(project_root) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2058

def legacy_path(project_root)
  File.join(project_root.to_s, LEGACY_KETTLE_LOCK_PATH)
end

.load(project_root:, config_path: nil) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2062

def load(project_root:, config_path: nil)
  lock_path = path(project_root)
  legacy_lock_path = legacy_path(project_root)
  lock = if File.exist?(lock_path)
    data = YAML.safe_load_file(lock_path, permitted_classes: [], aliases: false)
    data.is_a?(Hash) ? data : {}
  elsif File.exist?(legacy_lock_path)
    data = YAML.safe_load_file(legacy_lock_path, permitted_classes: [], aliases: false)
    data.is_a?(Hash) ? data : {}
  else
    {}
  end
  legacy = config_path ? TemplateChecksums.load_state(config_path: config_path) : {}
  merge_legacy(lock, legacy)
rescue
  {}
end

.merge_legacy(lock, legacy) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2080

def merge_legacy(lock, legacy)
  return lock unless legacy.is_a?(Hash) && !legacy.empty?

  merged = lock.dup
  state = (merged[TEMPLATE_STATE_KEY].is_a?(Hash) ? merged[TEMPLATE_STATE_KEY].dup : {})
  state["version"] ||= legacy[TemplateChecksums::VERSION_SUBKEY]
  state["applied_at"] ||= legacy[TemplateChecksums::APPLIED_AT_SUBKEY]
  state["changelog_replay"] ||= legacy[TemplateChecksums::CHANGELOG_REPLAY_SUBKEY] if legacy[TemplateChecksums::CHANGELOG_REPLAY_SUBKEY]
  state["checksums"] ||= legacy[TemplateChecksums::CHECKSUMS_SUBKEY] if legacy[TemplateChecksums::CHECKSUMS_SUBKEY]
  merged["version"] ||= VERSION
  merged[TEMPLATE_STATE_KEY] = state unless state.empty?
  merged[FILES_KEY] ||= {}
  merged
end

.path(project_root) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2054

def path(project_root)
  File.join(project_root.to_s, KETTLE_LOCK_PATH)
end

.remove_legacy(project_root) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2101

def remove_legacy(project_root)
  legacy_lock_path = legacy_path(project_root)
  return false unless File.exist?(legacy_lock_path)

  File.delete(legacy_lock_path)
  true
end

.write(project_root:, lock:) ⇒ Object 



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# File 'lib/kettle/jem.rb', line 2095

def write(project_root:, lock:)
  lock_path = path(project_root)
  FileUtils.mkdir_p(File.dirname(lock_path))
  File.write(lock_path, YAML.dump(lock).to_s)
end