Class: Codinginfo

Inherits:
Object show all
Defined in:
lib/codinginfo.rb

Defined Under Namespace

Classes: Cvar, Variant

Constant Summary collapse

CVAR_PREFIX_REGEXP = 
/^CVAR_[A-Za-z0-9_]+_\d+\./
PARAM_ASSIGNMENT_HEADERS = 
{ name: /Parameter/, cvar: /Schalter/, package: /Komponente/ }

Instance Method Summary collapse

Constructor Details

#initialize(filepath, filter, nocache: false) ⇒ Codinginfo

Returns a new instance of Codinginfo.



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

def initialize(filepath, filter, nocache: false)
  @filter      = filter
  @variants    = []

  parsed = nocache ? parse_xlsx(filepath) : FileCache.get(filepath) { parse_xlsx(filepath) }

  @headers     = parsed[:headers]
  @assignments = parsed[:assignments]

  parsed[:rows].each do |row|
    next unless filter.match?(@headers, row)

    @variants << Variant.new(@headers, row)
  end
end

Instance Method Details

#add_cvar_prefix(name, variant) ⇒ Object 



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# File 'lib/codinginfo.rb', line 143

def add_cvar_prefix(name, variant)
  variant
    .cvars
    .find { _1 == @assignments[name] }
    .then { _1.combine(@assignments[name]) }
    .then { _1.label_prefix + name }
end

#cvar_coded?(label) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/codinginfo.rb', line 135

def cvar_coded?(label)
  label.name.match?(CVAR_PREFIX_REGEXP)
end

#filter_list(list) ⇒ Object 



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# File 'lib/codinginfo.rb', line 129

def filter_list(list)
  list
    .select { |label| !cvar_coded?(label) || @variants.any? { _1.has_matching_cvar?(label) } }
    .with(headers: variants_description)
end

#flatten_list(list) ⇒ Object 



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# File 'lib/codinginfo.rb', line 122

def flatten_list(list)
  list
    .select { !cvar_coded?(_1) || variant.has_matching_cvar?(_1) }
    .map_int { _1.with(name: remove_cvar_prefix(_1.name)) }
    .with(headers: variants_description)
end

#has_cvar_assignment?(label) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/codinginfo.rb', line 139

def has_cvar_assignment?(label)
  @assignments.key?(label.name)
end

#remove_cvar_prefix(name) ⇒ Object 



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# File 'lib/codinginfo.rb', line 151

def remove_cvar_prefix(name)
  name.sub(CVAR_PREFIX_REGEXP, "")
end

#unflatten_list(list) ⇒ Object 



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# File 'lib/codinginfo.rb', line 108

def unflatten_list(list)
  fail "No variants found matching #{@filter}" if @variants.empty?

  Ecu::LabelList.new \
    list.flat_map { |label|
      if has_cvar_assignment?(label)
        @variants.map { label.with(name: add_cvar_prefix(label.name, _1)) }
      else
        label
      end
    }.uniq,
    variants_description
end

#variant ⇒ Object 



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# File 'lib/codinginfo.rb', line 93

def variant
  fail "No variant matching #{@filter} found!" if @variants.empty?
  fail "More than one variant matching #{@filter} found!" if @variants.size > 1

  @variants.first
end

#variants_description ⇒ Object 



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# File 'lib/codinginfo.rb', line 100

def variants_description
  [
    "Created by dcm version #{Dcm::VERSION}",
    "The following swfk_ids were matched:",
    *@variants.map { "  " + _1.description }
  ]
end