ece517-p3/expertiza

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app/controllers/reputation_web_service_controller.rb

Summary

Maintainability
C
1 day
Test Coverage

Assignment Branch Condition size for send_post_request is too high. [125.8/15]
Open

  def send_post_request
    # https://www.socialtext.net/open/very_simple_rest_in_ruby_part_3_post_to_create_a_new_workspace
    req = Net::HTTP::Post.new('/reputation/calculations/reputation_algorithms', initheader = {'Content-Type' => 'application/json', 'charset' => 'utf-8'})
    curr_assignment_id = (params[:assignment_id].empty? ? '724' : params[:assignment_id])
    req.body = json_generator(curr_assignment_id, params[:another_assignment_id].to_i, params[:round_num].to_i, 'peer review grades').to_json

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Assignment Branch Condition size for db_query is too high. [59.37/15]
Open

  def db_query(assignment_id, round_num, has_topic, another_assignment_id = 0)
    raw_data_array = []
    assignment_ids = []
    assignment_ids << assignment_id
    assignment_ids << another_assignment_id unless another_assignment_id.zero?

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Assignment Branch Condition size for json_generator is too high. [32.16/15]
Open

  def json_generator(assignment_id, another_assignment_id = 0, round_num = 2, type = 'peer review grades')
    assignment = Assignment.find_by(id: assignment_id)
    has_topic = !SignUpTopic.where(assignment_id: assignment_id).empty?

    if type == 'peer review grades'

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Method send_post_request has a Cognitive Complexity of 22 (exceeds 5 allowed). Consider refactoring.
Open

  def send_post_request
    # https://www.socialtext.net/open/very_simple_rest_in_ruby_part_3_post_to_create_a_new_workspace
    req = Net::HTTP::Post.new('/reputation/calculations/reputation_algorithms', initheader = {'Content-Type' => 'application/json', 'charset' => 'utf-8'})
    curr_assignment_id = (params[:assignment_id].empty? ? '724' : params[:assignment_id])
    req.body = json_generator(curr_assignment_id, params[:another_assignment_id].to_i, params[:round_num].to_i, 'peer review grades').to_json
Severity: Minor
Found in app/controllers/reputation_web_service_controller.rb - About 3 hrs to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Method send_post_request has 66 lines of code (exceeds 25 allowed). Consider refactoring.
Open

  def send_post_request
    # https://www.socialtext.net/open/very_simple_rest_in_ruby_part_3_post_to_create_a_new_workspace
    req = Net::HTTP::Post.new('/reputation/calculations/reputation_algorithms', initheader = {'Content-Type' => 'application/json', 'charset' => 'utf-8'})
    curr_assignment_id = (params[:assignment_id].empty? ? '724' : params[:assignment_id])
    req.body = json_generator(curr_assignment_id, params[:another_assignment_id].to_i, params[:round_num].to_i, 'peer review grades').to_json
Severity: Major
Found in app/controllers/reputation_web_service_controller.rb - About 2 hrs to fix

    Cyclomatic complexity for send_post_request is too high. [14/6]
    Open

      def send_post_request
        # https://www.socialtext.net/open/very_simple_rest_in_ruby_part_3_post_to_create_a_new_workspace
        req = Net::HTTP::Post.new('/reputation/calculations/reputation_algorithms', initheader = {'Content-Type' => 'application/json', 'charset' => 'utf-8'})
        curr_assignment_id = (params[:assignment_id].empty? ? '724' : params[:assignment_id])
        req.body = json_generator(curr_assignment_id, params[:another_assignment_id].to_i, params[:round_num].to_i, 'peer review grades').to_json

    This cop checks that the cyclomatic complexity of methods is not higher than the configured maximum. The cyclomatic complexity is the number of linearly independent paths through a method. The algorithm counts decision points and adds one.

    An if statement (or unless or ?:) increases the complexity by one. An else branch does not, since it doesn't add a decision point. The && operator (or keyword and) can be converted to a nested if statement, and ||/or is shorthand for a sequence of ifs, so they also add one. Loops can be said to have an exit condition, so they add one.

    Method db_query has a Cognitive Complexity of 19 (exceeds 5 allowed). Consider refactoring.
    Open

      def db_query(assignment_id, round_num, has_topic, another_assignment_id = 0)
        raw_data_array = []
        assignment_ids = []
        assignment_ids << assignment_id
        assignment_ids << another_assignment_id unless another_assignment_id.zero?
    Severity: Minor
    Found in app/controllers/reputation_web_service_controller.rb - About 2 hrs to fix

    Cognitive Complexity

    Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

    A method's cognitive complexity is based on a few simple rules:

    • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
    • Code is considered more complex for each "break in the linear flow of the code"
    • Code is considered more complex when "flow breaking structures are nested"

    Further reading

    Perceived complexity for send_post_request is too high. [14/7]
    Open

      def send_post_request
        # https://www.socialtext.net/open/very_simple_rest_in_ruby_part_3_post_to_create_a_new_workspace
        req = Net::HTTP::Post.new('/reputation/calculations/reputation_algorithms', initheader = {'Content-Type' => 'application/json', 'charset' => 'utf-8'})
        curr_assignment_id = (params[:assignment_id].empty? ? '724' : params[:assignment_id])
        req.body = json_generator(curr_assignment_id, params[:another_assignment_id].to_i, params[:round_num].to_i, 'peer review grades').to_json

    This cop tries to produce a complexity score that's a measure of the complexity the reader experiences when looking at a method. For that reason it considers when nodes as something that doesn't add as much complexity as an if or a &&. Except if it's one of those special case/when constructs where there's no expression after case. Then the cop treats it as an if/elsif/elsif... and lets all the when nodes count. In contrast to the CyclomaticComplexity cop, this cop considers else nodes as adding complexity.

    Example:

    def my_method                   # 1
      if cond                       # 1
        case var                    # 2 (0.8 + 4 * 0.2, rounded)
        when 1 then func_one
        when 2 then func_two
        when 3 then func_three
        when 4..10 then func_other
        end
      else                          # 1
        do_something until a && b   # 2
      end                           # ===
    end                             # 7 complexity points

    Cyclomatic complexity for db_query is too high. [11/6]
    Open

      def db_query(assignment_id, round_num, has_topic, another_assignment_id = 0)
        raw_data_array = []
        assignment_ids = []
        assignment_ids << assignment_id
        assignment_ids << another_assignment_id unless another_assignment_id.zero?

    This cop checks that the cyclomatic complexity of methods is not higher than the configured maximum. The cyclomatic complexity is the number of linearly independent paths through a method. The algorithm counts decision points and adds one.

    An if statement (or unless or ?:) increases the complexity by one. An else branch does not, since it doesn't add a decision point. The && operator (or keyword and) can be converted to a nested if statement, and ||/or is shorthand for a sequence of ifs, so they also add one. Loops can be said to have an exit condition, so they add one.

    Assignment Branch Condition size for db_query_with_quiz_score is too high. [20.64/15]
    Open

      def db_query_with_quiz_score(assignment_id, another_assignment_id = 0)
        raw_data_array = []
        assignment_ids = []
        assignment_ids << assignment_id
        assignment_ids << another_assignment_id unless another_assignment_id.zero?

    This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

    Perceived complexity for db_query is too high. [11/7]
    Open

      def db_query(assignment_id, round_num, has_topic, another_assignment_id = 0)
        raw_data_array = []
        assignment_ids = []
        assignment_ids << assignment_id
        assignment_ids << another_assignment_id unless another_assignment_id.zero?

    This cop tries to produce a complexity score that's a measure of the complexity the reader experiences when looking at a method. For that reason it considers when nodes as something that doesn't add as much complexity as an if or a &&. Except if it's one of those special case/when constructs where there's no expression after case. Then the cop treats it as an if/elsif/elsif... and lets all the when nodes count. In contrast to the CyclomaticComplexity cop, this cop considers else nodes as adding complexity.

    Example:

    def my_method                   # 1
      if cond                       # 1
        case var                    # 2 (0.8 + 4 * 0.2, rounded)
        when 1 then func_one
        when 2 then func_two
        when 3 then func_three
        when 4..10 then func_other
        end
      else                          # 1
        do_something until a && b   # 2
      end                           # ===
    end                             # 7 complexity points

    Method db_query has 27 lines of code (exceeds 25 allowed). Consider refactoring.
    Open

      def db_query(assignment_id, round_num, has_topic, another_assignment_id = 0)
        raw_data_array = []
        assignment_ids = []
        assignment_ids << assignment_id
        assignment_ids << another_assignment_id unless another_assignment_id.zero?
    Severity: Minor
    Found in app/controllers/reputation_web_service_controller.rb - About 1 hr to fix

      Replace class var @@additional_info with a class instance var.
      Open

        @@additional_info = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@request_body with a class instance var.
      Open

          @@request_body = req.body

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@additional_info with a class instance var.
      Open

            @@additional_info = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@additional_info with a class instance var.
      Open

            @@additional_info = 'add initial hamer reputation values'

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Line is too long. [1226/160]
      Open

                req.body.prepend("\"expert_grades\": {\"submission23967\":93, \"submission23969\":89, \"submission23971\":95, \"submission23972\":86, \"submission23973\":91, \"submission23975\":94, \"submission23979\":90, \"submission23980\":94, \"submission23981\":87, \"submission23982\":79, \"submission23983\":91, \"submission23986\":92, \"submission23987\":91, \"submission23988\":93, \"submission23991\":98, \"submission23992\":91, \"submission23994\":87, \"submission23995\":93, \"submission23998\":92, \"submission23999\":87, \"submission24000\":93, \"submission24001\":93, \"submission24006\":96, \"submission24007\":87, \"submission24008\":92, \"submission24009\":92, \"submission24010\":93, \"submission24012\":94, \"submission24013\":96, \"submission24016\":91, \"submission24018\":93, \"submission24024\":96, \"submission24028\":88, \"submission24031\":94, \"submission24040\":93, \"submission24043\":95, \"submission24044\":91, \"submission24046\":95, \"submission24051\":92, \"submission24100\":90, \"submission24079\":92, \"submission24298\":86, \"submission24545\":92, \"submission24082\":96, \"submission24080\":86, \"submission24284\":92, \"submission24534\":93, \"submission24285\":94, \"submission24297\":91},")

      Replace class var @@request_body with a class instance var.
      Open

        @@request_body = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@additional_info with a class instance var.
      Open

            @@additional_info = 'add initial lauw reputation values'

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@response with a class instance var.
      Open

          @@response = response

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Line is too long. [948/160]
      Open

                req.body.prepend("\"expert_grades\": {\"submission23967\":93,\"submission23969\":89,\"submission23971\":95,\"submission23972\":86,\"submission23973\":91,\"submission23975\":94,\"submission23979\":90,\"submission23980\":94,\"submission23981\":87,\"submission23982\":79,\"submission23983\":91,\"submission23986\":92,\"submission23987\":91,\"submission23988\":93,\"submission23991\":98,\"submission23992\":91,\"submission23994\":87,\"submission23995\":93,\"submission23998\":92,\"submission23999\":87,\"submission24000\":93,\"submission24001\":93,\"submission24006\":96,\"submission24007\":87,\"submission24008\":92,\"submission24009\":92,\"submission24010\":93,\"submission24012\":94,\"submission24013\":96,\"submission24016\":91,\"submission24018\":93,\"submission24024\":96,\"submission24028\":88,\"submission24031\":94,\"submission24040\":93,\"submission24043\":95,\"submission24044\":91,\"submission24046\":95,\"submission24051\":92},")

      Replace class var @@another_assignment_id with a class instance var.
      Open

          @@another_assignment_id = params[:another_assignment_id]

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Line is too long. [889/160]
      Open

              req.body.prepend("\"expert_grades\": {\"submission24083\":96.084,\"submission24085\":88.811,\"submission24086\":100,\"submission24087\":100,\"submission24088\":92.657,\"submission24091\":96.783,\"submission24092\":90.21,\"submission24093\":100,\"submission24097\":90.909,\"submission24098\":98.601,\"submission24101\":99.301,\"submission24278\":98.601,\"submission24279\":72.727,\"submission24281\":54.476,\"submission24289\":94.406,\"submission24291\":99.301,\"submission24293\":93.706,\"submission24296\":98.601,\"submission24302\":83.217,\"submission24303\":91.329,\"submission24305\":100,\"submission24307\":100,\"submission24308\":100,\"submission24311\":95.804,\"submission24313\":91.049,\"submission24314\":100,\"submission24315\":97.483,\"submission24316\":91.608,\"submission24317\":98.182,\"submission24320\":90.21,\"submission24321\":90.21,\"submission24322\":98.601},")

      Replace class var @@response with a class instance var.
      Open

        @@response = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@additional_info with a class instance var.
      Open

            @@additional_info = 'add quiz scores'

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@another_assignment_id with a class instance var.
      Open

        @@another_assignment_id = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@assignment_id with a class instance var.
      Open

          @@assignment_id = params[:assignment_id]

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@additional_info with a class instance var.
      Open

            @@additional_info = 'add expert grades'

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@response_body with a class instance var.
      Open

          @@response_body = response.body

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@assignment_id with a class instance var.
      Open

        @@assignment_id = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@algorithm with a class instance var.
      Open

        @@algorithm = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Avoid comparing a variable with multiple items in a conditional, use Array#include? instead.
      Open

            next unless alg == "Hamer" || alg == "Lauw"

      This cop checks against comparing a variable with multiple items, where Array#include? could be used instead to avoid code repetition.

      Example:

      # bad
      a = 'a'
      foo if a == 'a' || a == 'b' || a == 'c'
      
      # good
      a = 'a'
      foo if ['a', 'b', 'c'].include?(a)

      Line is too long. [696/160]
      Open

              req.body.prepend("\"expert_grades\": {\"submission25030\":95,\"submission25031\":92,\"submission25033\":88,\"submission25034\":98,\"submission25035\":100,\"submission25037\":95,\"submission25038\":95,\"submission25039\":93,\"submission25040\":96,\"submission25041\":90,\"submission25042\":100,\"submission25046\":95,\"submission25049\":90,\"submission25050\":88,\"submission25053\":91,\"submission25054\":96,\"submission25055\":94,\"submission25059\":96,\"submission25071\":85,\"submission25082\":100,\"submission25086\":95,\"submission25097\":90,\"submission25098\":85,\"submission25102\":97,\"submission25103\":94,\"submission25105\":98,\"submission25114\":95,\"submission25115\":94},")

      Replace class var @@round_num with a class instance var.
      Open

        @@round_num = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@algorithm with a class instance var.
      Open

          @@algorithm = params[:algorithm]

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Useless assignment to variable - initheader.
      Open

          req = Net::HTTP::Post.new('/reputation/calculations/reputation_algorithms', initheader = {'Content-Type' => 'application/json', 'charset' => 'utf-8'})

      This cop checks for every useless assignment to local variable in every scope. The basic idea for this cop was from the warning of ruby -cw:

      assigned but unused variable - foo

      Currently this cop has advanced logic that detects unreferenced reassignments and properly handles varied cases such as branch, loop, rescue, ensure, etc.

      Example:

      # bad
      
      def some_method
        some_var = 1
        do_something
      end

      Example:

      # good
      
      def some_method
        some_var = 1
        do_something(some_var)
      end

      Replace class var @@response_body with a class instance var.
      Open

        @@response_body = ''

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      Replace class var @@round_num with a class instance var.
      Open

          @@round_num = params[:round_num]

      This cop checks for uses of class variables. Offenses are signaled only on assignment to class variables to reduce the number of offenses that would be reported.

      There are no issues that match your filters.

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