27 lines
880 B
Ruby
27 lines
880 B
Ruby
class Participant < ApplicationRecord
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# Associations
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belongs_to :employer, optional: false
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has_many :employments
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has_many :workers, through: :employments
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has_many :service_contracts
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has_many :vendors, through: :service_contracts
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has_many :employer_records
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has_many :employers, through: :employer_records
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has_and_belongs_to_many :programs
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# Validations
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validates :first_name, :last_name, :ssn, presence: true
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validates :ssn, uniqueness: { message: "SSN is already taken by another participant" }, unless: :ssn_already_taken_by_employer?
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validates :employer_id, presence: true
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def full_name
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"#{first_name} #{last_name}"
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end
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private
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def ssn_already_taken_by_employer?
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# Check if the SSN already exists in the Employer model, excluding the current participant's employer
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Employer.where.not(id: employer_id).exists?(ssn: ssn)
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end
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end |