class BitbucketClient

def approve_pull_request(slug, pull_id)
  self.class.post("/#{slug}/pullrequests/#{pull_id}/approve")
end

def commit_comments(slug, sha)
  response = get("/#{slug}/commit/#{sha}/comments?pagelen=100")
  result = parse_comments(openstruct(response))
  while (response['next'])
    response = get response['next']
    result.concat(parse_comments(openstruct(response)))
  end
  result
end

def create_commit_comment(slug, sha, body, path, position)
  post("/#{slug}/commit/#{sha}/comments", body, path, position)
end

def create_pull_comment(slug, pull_id, body, path, position)
  post("/#{slug}/pullrequests/#{pull_id}/comments", body, path, position)
end

def get(url)
  self.class.get(url).parsed_response
end

def initialize(username, password)
  self.class.basic_auth(username, password)
end

def openstruct(response)
  if response['values']
    response['values'].map { |r| OpenStruct.new(r) }
  else
    p response
    raise 'BitBucket response invalid'
  end
end

def parse_comments(values)
  values.each do |value|
    value.content = value.content['raw']
    value.line_to = value.inline ? value.inline['to'] : 0
    value.filename = value.inline ? value.inline['path'] : ''
  end
  values
end

def post(url, body, path, position)
  options = {
    body: {
      content: {
        raw: body
      },
      inline: {
        to: position,
        path: path
      }
    }.to_json,
    headers: {
      'Content-Type': 'application/json'
    }
  }
  self.class.post(url, options)
end

def pull_comments(slug, pull_id)
  response = get("/#{slug}/pullrequests/#{pull_id}/comments?pagelen=100")
  parse_comments(openstruct(response))
  result = parse_comments(openstruct(response))
  while (response['next'])
    response = get response['next']
    result.concat(parse_comments(openstruct(response)))
  end
  result
end

def pull_requests(slug)
  response = get("/#{slug}/pullrequests?state=OPEN")
  openstruct(response)
end

def unapprove_pull_request(slug, pull_id)
  self.class.delete("/#{slug}/pullrequests/#{pull_id}/approve")
end