Class: Yaml2erd

Inherits:
Object
  • Object
show all
Defined in:
lib/yaml2erd.rb,
lib/yaml2erd/version.rb

Constant Summary collapse

TABLE_HEADER = 
%w[
  物理名
  論理名
  型
  PK
  FK
  NOT_NULL
  DEFAULT
  説明
].freeze
DEFAULT_CONF = 
{
  global_conf: {
    layout: 'dot',
    splines: 'ortho',
  },
  entity_conf: {
    shape: 'Mrecord',
    fontname: 'Noto Sans CJK JP Black',
    fontsize: 20,
  },
  group_conf: {
    shape: 'Mrecord',
    fontname: 'Noto Sans CJK JP Black',
    fontsize: 40,
  },
  arrow_map: {
    has_many: {},
    has_one: {},
  },
}.freeze
VERSION = 
"0.5.0"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(yaml_file_path, conf_yaml_path) ⇒ Yaml2erd

TODO: nodesとglobalの違いみたいなの調査



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# File 'lib/yaml2erd.rb', line 43

def initialize(yaml_file_path, conf_yaml_path)
  @yaml = ErYamlParser.new(yaml_file_path)
  @gv = Gviz.new
  @gv_id_map = GvIdMap.new

  @customized_conf = fetch_conf(conf_yaml_path)
  apply_conf(@customized_conf)
end

Instance Attribute Details

#group_global_conf ⇒ Object

Returns the value of attribute group_global_conf.



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# File 'lib/yaml2erd.rb', line 8

def group_global_conf
  @group_global_conf
end

Instance Method Details

#file_save(save_path: '') ⇒ Object 



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# File 'lib/yaml2erd.rb', line 77

def file_save(save_path: '')
  ext = :png
  dir = 'erd'
  filename = remove_ext(@yaml.yaml_file_path)

  if save_path.present?
    dir = File.dirname(save_path)
    filename = remove_ext(save_path)
    ext = File.extname(save_path).slice!(1..-1)
  end

  @gv.save "#{dir}/#{filename}", ext
end

#write_erd ⇒ Object 



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# File 'lib/yaml2erd.rb', line 52

def write_erd
  # entityとrelation作成
  @yaml.model_list.each do |model|
    columns = @yaml.models[model].columns
    relations = @yaml.models[model].relations
    description = @yaml.models[model].description

    validate_columns!(model, columns)

    # TODO: addとrouteの違いはなんだろう
    # entityの枠(model)作成
    @gv.route @gv_id_map.enc(model)

    # entityの中身(tableタグ)作成、適用
    table_tag = create_table_tag(model, columns, description)
    @gv.node @gv_id_map.enc(model), label: table_tag

    # relation適用
    apply_relation(model, relations)
  end

  # group適用
  apply_grouping
end