Remove github files from tree

do_magic.rb

# https://github.community/t/deleting-files-via-trees-no-longer-works/14042

def commit_files_to_remove
  # get the base branch tree that has all of the files in it
  branch_tree = github.git_data.trees.get @repo.username,
                                          @repo.repo_name,
                                          new_branch_sha,
                                          recursive: true

  # select only the files for THIS badge
  badge_tree_files = branch_tree.tree.select { |f| f['path'].include?("/#{api_name}/") }

  # exclude any evaluation.json file(s) from the tree to delete
  clean_tree_files = badge_tree_files.reject { |f| f['path'].end_with?('evaluation.json') }

  # create the tree
  clean_tree = github.git_data.trees.create @repo.username, @repo.repo_name,
                                            tree: prepare_tree_files(clean_tree_files)
  raise 'Could not create tree on github' unless clean_tree.status.eql?(201)


  # create a new tree copy of the branch tree
  branch_tree_copy  = github.git_data.trees.create @repo.username, @repo.repo_name,
                                                   tree: prepare_tree_files(branch_tree.tree),
                                                   base_tree: clean_tree.sha
  raise 'Could not create tree on github' unless branch_tree_copy.status.eql?(201)

  # commit the tree
  resp = Faraday.post(commit_url, commit_body(clean_tree.sha).to_json, commit_headers)
  commit = JSON.parse(resp.body)

  # # update a branch to point to the commit
  github.git_data.references.update @repo.username, @repo.repo_name,
                                    "heads/#{branch_name}",
                                    sha: commit['sha']
end

do_magic2.rb

# this updates the contents in a repo

def last_commit
  resp = Faraday.get("https://api.github.com/repos/jeffdonthemic/team1/git/ref/heads/#{branch_name}",
                     nil,
                     commit_headers)
  JSON.parse(resp.body)['object']['sha']
end

def tree_sha_for(commit_sha)
  resp = Faraday.get("https://api.github.com/repos/jeffdonthemic/team1/git/commits/#{commit_sha}",
                     nil,
                     commit_headers)
  JSON.parse(resp.body)['tree']['sha']
end

def create_tree(file, content, last_tree)
  tree = [{"path" => file, "mode" => "100644", "type" => "blob", "content" => content}]
  clean_tree = github.git_data.trees.create @repo.username, @repo.repo_name,
                                            tree: tree,
                                            base_tree: last_tree
  clean_tree.sha
end

def commit_files_to_remove
  last_commit_sha = last_commit # get last commit
  last_tree_sha = tree_sha_for(last_commit_sha) # get base tree
  file = 'learn/modules/apex_testing/apex_testing_data/evaluation.json'
  content = "foobar!!"
  tree_sha = create_tree(file, content, last_tree_sha) # create new tree

  body = { message: commit_message,
    tree: tree_sha,
    parents: [last_commit_sha],
    author: commit_author,
    committer: commit_author,
    signature: signature(tree_sha: tree_sha, parent_sha: last_commit_sha) }

  resp = Faraday.post(commit_url, body.to_json, commit_headers)
  commit = JSON.parse(resp.body)

  results = github.git_data.references.update @repo.username, @repo.repo_name,
                                    "heads/#{branch_name}",
                                    sha: commit['sha']
  puts results
end