# -*- coding: utf-8 -*-
require 'systemu'
# -*- coding: utf-8 -*-
begin
  target_dir = File.readlines('./.hikirc')[0].chomp
rescue => e
  puts e
  exit
end
p dirnames=Dir.pwd.split('/')
p basename = (dirnames[-1]=='hikis')? dirnames[-2] : dirnames[-1]
p target_dir

task :default do
  system 'rake -T'
end

desc "increment fig NUBERS in FILE"
task :increment do
  number=ARGV[1]
  file = ARGV[2]
  dir = ARGV[3] || nil
  lines = File.readlines(file)
  cont = ""
  lines.each{|line|
    if m=line.match(/\{\{attach_view\((\w+|_).(\d+).jpeg\)\}\}/)
      new_num=sprintf("%03d",m[2].to_i+number.to_i)
      line="\{\{attach_view\(#{m[1]}.#{new_num}.jpeg,#{dir}\)\}\}\n"
      cont << line
    else
      cont << line
    end
  }
  print cont
  exit
end

desc "convert fig size SCALE TARGET_DIR"
task :convert do
  scale = ARGV[1]
  target_dir=ARGV[2]
  Dir.entries(target_dir)[2..-1].each{|file|
    p file
    source = File.join(target_dir,file)
    target = File.join('figs',file)
    p command = "convert #{source} -resize #{scale}\% #{target}"
    system command
  }
  exit
end

desc "normal sync hikis and figs to hiki directory"
task :sync => [:check_previous,:sync0]


desc "force_sync hikis and figs to hiki directory"
task :force_sync => [:sync0]

desc "sync0 hikis and figs to hiki directory"
task :sync0 do
  entries=Dir.entries('.')
  entries[2..-1].each{|source| #cp *.hiki
    next unless source.include?('.hiki')
    next if source.include?('.hikirc')
    p base = source.split('.')[0]
    name = (base==basename)? base : basename+'_'+base
    p target = File.join(target_dir,'text',name)
    FileUtils.cp(source,target,:verbose=>true)
  }
  p entries=Dir.entries('./figs') #cp files in figs
  p target = File.join(target_dir,'cache','attach',basename)
  FileUtils.mkdir(target,:verbose=>true) unless File.exists?(target)
  entries[2..-1].each{|file|
    p source = File.join('./figs',file)
    FileUtils.cp(source,target,:verbose=>true)
  }

  File.open('./.hikirc','w'){|file|
    status, stdout, stderr =systemu "hiki -l #{basename}*"
    file.print(target_dir+"\n")
    stdout.split("\n")[3..-1].each{|line|
      file.print line+"\n"
    }
  }
  exit
end

desc "For hiki Errno::ENOENT, Errno::EACCES"
task :chenv do
  p user = ENV['USER']
  system("sudo chmod -R a+w #{target_dir}")
#  system("sudo chown -R #{user} #{target_dir}")
end

desc "self copy to hikiutils template directory"
task :self_copy do
  p cp_files=[[File.join(Dir.pwd,'Rakefile'),'Rakefile_hiki_sync'],
            [File.join(ENV['HOME'],'.my_help','hiki_help.yml'),'hiki_help.yml']]
  cp_files.each{|files|
    p source = files[0]
    p target = File.join('/Users/bob/Github/hikiutils/lib/templates/',files[1])
    FileUtils.cp(source,target,:verbose=>true)
  }
end

desc "check previou and current sync"
task :check_previous do
  current={}
  status, stdout, stderr = systemu("hiki -l #{basename}*")
  stdout.split("\n")[3..-1].each{|line|
    p file=   line.split(/\s+/)[-1]
    current[file]=line
  }
  previous={}
  File.readlines('.hikirc')[1..-1].each{|line|
    p file=   line.split(/\s+/)[-1]
    previous[file]=line.chomp
  }
  added,changed = [],[]
  current.each_pair{|key,val|
    if !previous.include?(key)
      added[key]=val
    elsif previous[key]!=val
      changed << val+"\n"
    else

    end
  }
  if changed.size != 0 or added.size !=0
    print("hiki dirで変更が発生しています．\n")
    changed.each{|line| print line+"\n"}
    added.each{|line| print line+"\n"}
    exit
  end
end