Class: Churned::Commands::Install

Inherits:
Churned::Command show all
Defined in:
lib/churned/commands/install.rb

Instance Method Summary collapse

Methods inherited from Churned::Command

#command, #cursor, #editor, #exec_exist?, #generator, #pager, #platform, #prompt, #screen, #which

Constructor Details

#initialize(options) ⇒ Install

Returns a new instance of Install.



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# File 'lib/churned/commands/install.rb', line 8

def initialize(options)
  @options = options
end

Instance Method Details

#execute(input: $stdin, output: $stdout) ⇒ Object 



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# File 'lib/churned/commands/install.rb', line 12

def execute(input: $stdin, output: $stdout)
  generator.create_dir(".churned")
  generator.remove_file ".churned/database"

  ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ".churned/database")

  ActiveRecord::Schema.define do
    create_table :commits, force: true do |t|
      t.string :sha
      t.string :author
      t.date :author_date
    end

    create_table :file_changes, force: true do |t|
      t.references :commit
      t.string :pathname
      t.integer :additions
      t.integer :deletions
    end
  end

  command.run("git log --no-merges --pretty=format:'%H%n%ad%n%ae' --numstat --since=1.years > .churned/hashes.txt")

  IO.read('.churned/hashes.txt').split("\n\n").each do |description|
    lines = description.split("\n")

    sha    = lines.shift
    date   = lines.shift
    author = lines.shift
    commit = Commit.new(sha: sha, author_date: date, author: author)

    lines.each do |numstat|
      additions, deletions, pathname = numstat.split("\t")
      commit.file_changes.build(additions: additions, deletions: deletions, pathname: pathname)
    end

    commit.save
  end
end