Refactor .csv_import

This commit is contained in:
Ryan Lue 2019-10-25 14:42:20 +08:00 committed by Thorsten Eckel
parent 7a7ab6a95a
commit 65d1ba133d
4 changed files with 92 additions and 178 deletions

View file

@ -48,220 +48,129 @@ returns
=end
def csv_import(data)
try = true
if data[:try] != 'true' && data[:try] != true
try = false
end
delete = false
if data[:delete] == true || data[:delete] == 'true'
delete = true
try = data[:try].to_s == 'true'
delete = data[:delete].to_s == 'true'
begin
data[:string] = File.read(data[:file]) if data[:file].present?
rescue Errno::ENOENT
raise Exceptions::UnprocessableEntity, "No such file '#{data[:file]}'"
rescue => e
raise Exceptions::UnprocessableEntity, "Unable to read file '#{data[:file]}': #{e.inspect}"
end
errors = []
if delete == true && @csv_delete_possible != true
errors.push "Delete is not possible for #{new.class}."
result = {
errors: errors,
header, *rows = ::CSV.parse(data[:string], data[:parse_params])
header&.each { |column| column.try(:strip!) }
header&.each { |column| column.try(:downcase!) }
begin
raise "Delete is not possible for #{self}." if delete && !csv_delete_possible
raise "Unable to parse empty file/string for #{self}." if data[:string].blank?
raise "Unable to parse file/string without header for #{self}." if header.blank?
raise "No records found in file/string for #{self}." if rows.first.blank?
raise "No lookup column like #{lookup_keys.map(&:to_s).join(',')} for #{self} found." if (header & lookup_keys.map(&:to_s)).none?
rescue => e
return {
try: try,
result: 'failed',
errors: [e.message],
}
return result
end
if data[:file].present?
raise Exceptions::UnprocessableEntity, "No such file '#{data[:file]}'" if !File.exist?(data[:file])
begin
file = File.open(data[:file], 'r:UTF-8')
data[:string] = file.read
rescue => e
raise Exceptions::UnprocessableEntity, "Unable to read file '#{data[:file]}': #{e.inspect}"
end
end
if data[:string].blank?
errors.push "Unable to parse empty file/string for #{new.class}."
result = {
errors: errors,
try: try,
result: 'failed',
}
return result
end
rows = ::CSV.parse(data[:string], data[:parse_params])
header = rows.shift
if header.blank?
errors.push "Unable to parse file/string without header for #{new.class}."
result = {
errors: errors,
try: try,
result: 'failed',
}
return result
end
header.each do |item|
if item.respond_to?(:strip!)
item.strip!
end
next if !item.respond_to?(:downcase!)
item.downcase!
end
if rows[0].blank?
errors.push "No records found in file/string for #{new.class}."
result = {
errors: errors,
try: try,
result: 'failed',
}
return result
end
# check if min one lookup key exists
if header.count == (header - lookup_keys.map(&:to_s)).count
errors.push "No lookup column like #{lookup_keys.map(&:to_s).join(',')} for #{new.class} found."
result = {
errors: errors,
try: try,
result: 'failed',
}
return result
end
# get payload based on csv
payload = []
rows.each do |row|
if row[0].blank? && row[1].blank?
payload_last = payload.last
row.each_with_index do |item, count|
next if item.blank?
next if header[count].nil?
if payload_last[header[count].to_sym].class != Array
payload_last[header[count].to_sym] = [payload_last[header[count].to_sym]]
end
payload_last[header[count].to_sym].push item.strip
end
next
if row.first(2).any?(&:present?)
payload.push(
header.zip(row).to_h
.compact.transform_values(&:strip)
.except(nil).transform_keys(&:to_sym)
.except(*csv_attributes_ignored)
.merge(data[:fixed_params] || {})
)
else
header.zip(row).to_h
.compact.transform_values(&:strip)
.except(nil).transform_keys(&:to_sym)
.each { |col, val| payload.last[col] = [*payload.last[col], val] }
end
attributes = {}
row.each_with_index do |item, count|
next if !item
next if header[count].blank?
next if @csv_attributes_ignored&.include?(header[count].to_sym)
attributes[header[count].to_sym] = if item.respond_to?(:strip)
item.strip
else
item
end
end
data[:fixed_params]&.each do |key, value|
attributes[key] = value
end
payload.push attributes
end
stats = {
created: 0,
updated: 0,
}
deleted: (count if delete),
}.compact
# delete
if delete == true
stats[:deleted] = self.count
if try == false
destroy_all
end
end
destroy_all if delete && !try
# create or update records
csv_object_ids_ignored = @csv_object_ids_ignored || []
records = []
line_count = 0
errors = []
Transaction.execute(disable_notification: true, bulk: true) do
payload.each do |attributes|
line_count += 1
record = nil
lookup_keys.each do |lookup_by|
next if attributes[lookup_by].blank?
transaction do
payload.each.with_index do |attributes, i|
record = (lookup_keys & attributes.keys).lazy.map do |lookup_key|
params = attributes.slice(lookup_key)
params.transform_values!(&:downcase) if lookup_key.in?(%i[email login])
lookup(params)
end.detect(&:present?)
record = if lookup_by.in?(%i[name])
find_by("LOWER(#{lookup_by}) = ?", attributes[lookup_by].downcase)
elsif lookup_by.in?(%i[email login])
lookup(attributes.slice(lookup_by).transform_values!(&:downcase))
else
lookup(attributes.slice(lookup_by))
end
break if record
end
if record.in?(records)
errors.push "Line #{line_count}: duplicate record found."
if record&.in?(records)
errors.push "Line #{i.next}: duplicate record found."
next
end
if attributes[:id].present? && !record
errors.push "Line #{line_count}: unknown record with id '#{attributes[:id]}' for #{new.class}."
if !record && attributes[:id].present?
errors.push "Line #{i.next}: unknown #{self} with id '#{attributes[:id]}'."
next
end
if record && csv_object_ids_ignored.include?(record.id)
errors.push "Line #{line_count}: unable to update record with id '#{attributes[:id]}' for #{new.class}."
if record&.id&.in?(csv_object_ids_ignored)
errors.push "Line #{i.next}: unable to update #{self} with id '#{attributes[:id]}'."
next
end
begin
clean_params = association_name_to_id_convert(attributes)
rescue => e
errors.push "Line #{line_count}: #{e.message}"
errors.push "Line #{i.next}: #{e.message}"
next
end
# create object
UserInfo.current_user_id = clean_params[:updated_by_id] || clean_params[:created_by_id]
if !record || delete == true
stats[:created] += 1
begin
csv_verify_attributes(clean_params)
clean_params = param_cleanup(clean_params)
Transaction.execute(disable_notification: true, reset_user_id: true, bulk: true) do
UserInfo.current_user_id = clean_params[:updated_by_id] || clean_params[:created_by_id]
if !UserInfo.current_user_id
clean_params[:created_by_id] = 1
clean_params[:updated_by_id] = 1
end
record = new(clean_params)
record.associations_from_param(attributes)
record.save!
rescue => e
errors.push "Line #{line_count}: Unable to create record - #{e.message}"
next
end
else
stats[:updated] += 1
begin
csv_verify_attributes(clean_params)
clean_params = param_cleanup(clean_params)
if !record || delete == true
stats[:created] += 1
begin
csv_verify_attributes(clean_params)
if !UserInfo.current_user_id
clean_params[:updated_by_id] = 1
end
record.with_lock do
record = new(param_cleanup(clean_params).reverse_merge(created_by_id: 1, updated_by_id: 1))
record.associations_from_param(attributes)
clean_params.each do |key, value|
record[key] = value
end
next if !record.changed?
record.save!
rescue => e
errors.push "Line #{i.next}: Unable to create record - #{e.message}"
next
end
else
stats[:updated] += 1
begin
csv_verify_attributes(clean_params)
clean_params = param_cleanup(clean_params).reverse_merge(updated_by_id: 1)
record.with_lock do
record.associations_from_param(attributes)
record.assign_attributes(clean_params)
record.save! if record.changed?
end
rescue => e
errors.push "Line #{i.next}: Unable to update record - #{e.message}"
next
end
rescue => e
errors.push "Line #{line_count}: Unable to update record - #{e.message}"
next
end
end
@ -324,7 +233,6 @@ returns
def csv_example(params = {})
header = []
csv_object_ids_ignored = @csv_object_ids_ignored || []
records = where.not(id: csv_object_ids_ignored).offset(1).limit(23).to_a
if records.count < 20
record_ids = records.pluck(:id).concat(csv_object_ids_ignored)
@ -338,7 +246,7 @@ returns
record_attributes_with_association_names.each do |key, value|
next if value.class == ActiveSupport::HashWithIndifferentAccess
next if value.class == Hash
next if @csv_attributes_ignored&.include?(key.to_sym)
next if csv_attributes_ignored&.include?(key.to_sym)
next if key.match?(/_id$/)
next if key.match?(/_ids$/)
next if key == 'created_by'
@ -405,6 +313,8 @@ end
=end
def csv_object_ids_ignored(*object_ids)
return @csv_object_ids_ignored || [] if object_ids.empty?
@csv_object_ids_ignored = object_ids
end
@ -428,6 +338,8 @@ end
=end
def csv_attributes_ignored(*attributes)
return @csv_attributes_ignored || [] if attributes.empty?
@csv_attributes_ignored = attributes
end
@ -443,8 +355,10 @@ end
=end
def csv_delete_possible(value)
@csv_delete_possible = value
def csv_delete_possible(*value)
return @csv_delete_possible if value.empty?
@csv_delete_possible = value.first
end
end
end

View file

@ -121,7 +121,7 @@ class OrganizationCsvImportTest < ActiveSupport::TestCase
assert_equal(true, result[:try])
assert_equal(1, result[:errors].count)
assert_equal('failed', result[:result])
assert_equal("Line 1: unknown record with id '999999999' for Organization.", result[:errors][0])
assert_equal("Line 1: unknown Organization with id '999999999'.", result[:errors][0])
assert_nil(Organization.find_by(name: 'organization-simple-invalid_id-import1'))
assert_nil(Organization.find_by(name: 'organization-simple-invalid_id-import2'))

View file

@ -128,7 +128,7 @@ class TicketCsvImportTest < ActiveSupport::TestCase
assert_equal(true, result[:try])
assert_equal(1, result[:errors].count)
assert_equal('failed', result[:result])
assert_equal("Line 1: unknown record with id '999999999' for Ticket.", result[:errors][0])
assert_equal("Line 1: unknown Ticket with id '999999999'.", result[:errors][0])
assert_nil(Ticket.find_by(number: '123456'))
assert_nil(Ticket.find_by(number: '123457'))

View file

@ -195,7 +195,7 @@ class UserCsvImportTest < ActiveSupport::TestCase
assert_equal(true, result[:try])
assert_equal(1, result[:errors].count)
assert_equal('failed', result[:result])
assert_equal("Line 1: unknown record with id '999999999' for User.", result[:errors][0])
assert_equal("Line 1: unknown User with id '999999999'.", result[:errors][0])
assert_nil(User.find_by(login: 'user-simple-invalid_id-import1'))
assert_nil(User.find_by(login: 'user-simple-invalid_id-import2'))
@ -230,7 +230,7 @@ class UserCsvImportTest < ActiveSupport::TestCase
assert_equal(true, result[:try])
assert_equal(1, result[:errors].count)
assert_equal('failed', result[:result])
assert_equal("Line 1: unable to update record with id '1' for User.", result[:errors][0])
assert_equal("Line 1: unable to update User with id '1'.", result[:errors][0])
assert_nil(User.find_by(login: 'user-simple-readonly_id-import1'))
assert_nil(User.find_by(login: 'user-simple-readonly_id-import2'))