#!/usr/bin/env ruby
require 'salesforcedeploytool'

# Disable stdout buffer
STDOUT.sync = true

# Static files
CONFIG_DIR = File.expand_path '~/.sf'
CONFIG_FILE = File.expand_path '~/.sf/credentials.yaml'
GLOBAL_CONFIG_FILE = File.expand_path '~/.sf/salesforce.yaml'
SANDBOX_CONFIG_FILE = File.expand_path '~/.sf/salesforce.sbox'

# Create .sf dir if doesn't exists
FileUtils.mkdir CONFIG_DIR if not Dir.exists? CONFIG_DIR

# Load configurations
config = {}
[CONFIG_FILE,GLOBAL_CONFIG_FILE].each do |file|
  file = File.expand_path file
  if File.exists? file
    config_content = YAML::load(File.open(file).read)
    config.merge! config_content if config_content
  else
    FileUtils.touch file
  end
end

# Read sandbox environment
begin
  config[:sandbox] = File.open(File.expand_path(SANDBOX_CONFIG_FILE)).read
rescue
  config[:sandbox] = nil
end

# Configuration variables firrst from ENV , if not config file

# Git configs:
config[:git_repo]              =  ENV["SFDT_GIT_REPO"]              ||  config[:git_repo]
config[:git_dir]               =  ENV["SFDT_GIT_DIR"]               ||  config[:git_dir]
config[:src_dir]               =  ENV["SFDT_SRC_DIR"]               ||  config[:src_dir]

# Salesforce credential configs
config[:username]              =  ENV["SFDT_USERNAME"]              ||  config[:username]
config[:password]              =  ENV["SFDT_PASSWORD"]              ||  config[:password]
config[:salesforce_url]        =  ENV["SFDT_SALESFORCE_URL"]        ||  config[:salesforce_url] 

# Project configs
config[:version_file]          =  ENV["SFDT_VERSION_FILE"]          ||  config[:version_file]
config[:build_number_pattern]  =  ENV["SFDT_BUILD_NUMBER_PATTERN"]  ||  config[:build_number_pattern]
config[:commit_hash_pattern]   =  ENV["SFDT_COMMIT_HASH_PATTERN"]   ||  config[:commit_hash_pattern]
config[:deploy_ignore_files]   =  ENV["SFDT_DEPLOY_IGNORE_FILES"].nil? ? config[:deploy_ignore_files] : ENV["SFDT_DEPLOY_IGNORE_FILES"].split(',')

# Minimal config validation
abort "Config error: src_dir not found in #{GLOBAL_CONFIG_FILE} or through SFDT_SRC_DIR" if config[:src_dir].nil?
abort "Config error: git_dir not found in #{GLOBAL_CONFIG_FILE} or through SFDT_GIT_DIR" if config[:git_dir].nil?
abort "Config error: git_repo not found in #{GLOBAL_CONFIG_FILE} or through SFDT_GIT_DIR" if config[:git_repo].nil?
abort "Config error: username not found in #{GLOBAL_CONFIG_FILE} or through SFDT_USERNAME" if config[:username].nil? && ARGV[0] != 'config'
abort "Config error: password not found in #{GLOBAL_CONFIG_FILE} or through SFDT_PASSWORD" if config[:password].nil? && ARGV[0] != 'config'

# Create a temporary directory
config[:tmp_dir] = Dir.mktmpdir 'sfdt-'

begin
  SalesforceDeployTool::CLI.new.run config 
rescue => e
  puts "ERROR: #{e}"
  exit 1
ensure
  FileUtils.rm_rf config[:tmp_dir] if Dir.exists? config[:tmp_dir]
end