Module: Smplkit::ConfigResolution

Defined in:
lib/smplkit/config_resolution.rb

Overview

SDK configuration resolution: defaults -> file -> env vars -> constructor args.

Defined Under Namespace

Classes: ResolvedConfig, ResolvedManagementConfig

Constant Summary collapse

CONFIG_KEYS =
{
  "api_key" => "SMPLKIT_API_KEY",
  "base_domain" => "SMPLKIT_BASE_DOMAIN",
  "scheme" => "SMPLKIT_SCHEME",
  "environment" => "SMPLKIT_ENVIRONMENT",
  "service" => "SMPLKIT_SERVICE",
  "debug" => "SMPLKIT_DEBUG",
  "telemetry" => "SMPLKIT_TELEMETRY"
}.freeze
BOOL_TRUE =
%w[true 1 yes].freeze
BOOL_FALSE =
%w[false 0 no].freeze
DEFAULTS =
{
  "api_key" => nil,
  "base_domain" => "smplkit.com",
  "scheme" => "https",
  "environment" => nil,
  "service" => nil,
  "debug" => false,
  "telemetry" => true
}.freeze

Class Method Summary collapse

Class Method Details

.missing_required(resolved, key, profile) ⇒ Object

Raises:



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# File 'lib/smplkit/config_resolution.rb', line 196

def missing_required(resolved, key, profile)
  return if resolved[key]

  env_var = CONFIG_KEYS[key]
  raise Error,
        "No #{key} provided. Set one of:\n  " \
        "1. Pass #{key} to the constructor\n  " \
        "2. Set the #{env_var} environment variable\n  " \
        "3. Add #{key} to the [#{profile}] section in ~/.smplkit"
end

.parse_bool(value, key) ⇒ Object

Raises:



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# File 'lib/smplkit/config_resolution.rb', line 43

def parse_bool(value, key)
  lower = value.to_s.strip.downcase
  return true if BOOL_TRUE.include?(lower)
  return false if BOOL_FALSE.include?(lower)

  raise Error,
        "Invalid boolean value for #{key}: #{value.inspect}. " \
        "Expected one of: true, false, 1, 0, yes, no"
end

.parse_ini(text) ⇒ Object

Minimal INI parser. Returns { section_name => { key => value, … } }.



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# File 'lib/smplkit/config_resolution.rb', line 59

def parse_ini(text)
  sections = {}
  current = nil
  text.each_line do |line|
    line = line.strip
    next if line.empty? || line.start_with?("#", ";")

    if line.start_with?("[") && line.end_with?("]")
      name = line[1..-2].strip
      current = (sections[name] ||= {})
    elsif current
      key, _, value = line.partition("=")
      next if value.empty? && !line.include?("=")

      current[key.strip] = value.strip
    end
  end
  sections
end

.read_config_file(profile, home_dir: nil) ⇒ Object



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# File 'lib/smplkit/config_resolution.rb', line 79

def read_config_file(profile, home_dir: nil)
  home_dir ||= Dir.home
  path = File.join(home_dir, ".smplkit")
  return {} unless File.file?(path)

  sections =
    begin
      # Force UTF-8 — the file may contain comments with non-ASCII bytes
      # (em dashes, smart quotes) and the system's default external
      # encoding is locale-dependent.
      parse_ini(File.read(path, encoding: "UTF-8"))
    rescue StandardError
      return {}
    end

  values = {}
  sections.fetch("common", {}).each { |k, v| values[k] = v unless v.empty? }

  if sections.key?(profile)
    sections[profile].each { |k, v| values[k] = v unless v.empty? }
  else
    non_common = sections.keys.reject { |s| s == "common" }
    if !non_common.empty? && profile != "default"
      raise Error,
            "Profile [#{profile}] not found in ~/.smplkit. Available profiles: #{non_common.join(", ")}"
    end
  end

  values
end

.resolve_config(profile: nil, api_key: nil, base_domain: nil, scheme: nil, environment: nil, service: nil, debug: nil, telemetry: nil, home_dir: nil) ⇒ Object



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# File 'lib/smplkit/config_resolution.rb', line 110

def resolve_config(profile: nil, api_key: nil, base_domain: nil, scheme: nil,
                   environment: nil, service: nil, debug: nil, telemetry: nil,
                   home_dir: nil)
  resolved = DEFAULTS.dup

  active_profile = profile || ENV["SMPLKIT_PROFILE"] || "default"

  file_values = read_config_file(active_profile, home_dir: home_dir)
  CONFIG_KEYS.each_key do |key|
    next unless file_values.key?(key)

    val = file_values[key]
    resolved[key] = %w[debug telemetry].include?(key) ? parse_bool(val, key) : val
  end

  CONFIG_KEYS.each do |key, env_var|
    env_val = ENV.fetch(env_var, "")
    next if env_val.empty?

    resolved[key] = %w[debug telemetry].include?(key) ? parse_bool(env_val, env_var) : env_val
  end

  ctor = {
    "api_key" => api_key, "base_domain" => base_domain, "scheme" => scheme,
    "environment" => environment, "service" => service,
    "debug" => debug, "telemetry" => telemetry
  }
  ctor.each { |k, v| resolved[k] = v unless v.nil? }

  missing_required(resolved, "environment", active_profile)
  missing_required(resolved, "service", active_profile)
  missing_required(resolved, "api_key", active_profile)

  ResolvedConfig.new(
    api_key: resolved["api_key"].to_s,
    base_domain: resolved["base_domain"].to_s,
    scheme: resolved["scheme"].to_s,
    environment: resolved["environment"].to_s,
    service: resolved["service"].to_s,
    debug: resolved["debug"] ? true : false,
    telemetry: resolved["telemetry"] ? true : false
  )
end

.resolve_management_config(profile: nil, api_key: nil, base_domain: nil, scheme: nil, debug: nil, home_dir: nil) ⇒ Object



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# File 'lib/smplkit/config_resolution.rb', line 154

def resolve_management_config(profile: nil, api_key: nil, base_domain: nil,
                              scheme: nil, debug: nil, home_dir: nil)
  resolved = {
    "api_key" => nil,
    "base_domain" => "smplkit.com",
    "scheme" => "https",
    "debug" => false
  }

  active_profile = profile || ENV["SMPLKIT_PROFILE"] || "default"

  file_values = read_config_file(active_profile, home_dir: home_dir)
  %w[api_key base_domain scheme debug].each do |key|
    next unless file_values.key?(key)

    val = file_values[key]
    resolved[key] = key == "debug" ? parse_bool(val, key) : val
  end

  [
    %w[api_key SMPLKIT_API_KEY], %w[base_domain SMPLKIT_BASE_DOMAIN],
    %w[scheme SMPLKIT_SCHEME], %w[debug SMPLKIT_DEBUG]
  ].each do |key, env_var|
    env_val = ENV.fetch(env_var, "")
    next if env_val.empty?

    resolved[key] = key == "debug" ? parse_bool(env_val, env_var) : env_val
  end

  ctor = { "api_key" => api_key, "base_domain" => base_domain, "scheme" => scheme, "debug" => debug }
  ctor.each { |k, v| resolved[k] = v unless v.nil? }

  missing_required(resolved, "api_key", active_profile)

  ResolvedManagementConfig.new(
    api_key: resolved["api_key"].to_s,
    base_domain: resolved["base_domain"].to_s,
    scheme: resolved["scheme"].to_s,
    debug: resolved["debug"] ? true : false
  )
end

.service_url(scheme, subdomain, base_domain) ⇒ Object

Build a service URL: scheme://subdomain.base_domain



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# File 'lib/smplkit/config_resolution.rb', line 54

def service_url(scheme, subdomain, base_domain)
  "#{scheme}://#{subdomain}.#{base_domain}"
end