68 lines
2.0 KiB
Ruby
68 lines
2.0 KiB
Ruby
# frozen_string_literal: true
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class DepositLimit < ApplicationRecord
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# Default value for kyc_level, group name and currency_id in DepositLimit table;
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ANY = 'any'
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enum kind: { fiat: 0, crypto: 1, both: 2 }
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# == Relationships ========================================================
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belongs_to :currency, optional: true
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# == Validations ==========================================================
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validates :kyc_level,
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presence: true,
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uniqueness: { scope: %i[group kind] }
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validates :group,
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presence: true
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validates :limit_24_hour,
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:limit_1_month,
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presence: true
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# == Scopes ===============================================================
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# == Callbacks ============================================================
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before_create { self.group = self.group.strip.downcase }
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after_commit :wipe_cache
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# == Class Methods ========================================================
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class << self
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# Get withdrawal limit for specific withdraw that based on member kyc_level and group.
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# WithdrawLimit record selected with the next priorities:
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# 1. kyc_level, group match
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# 2. kyc_level match
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# 3. group match
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# 5. kyc_level, group are 'any'
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# 6. default (zero limits)
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def for(kyc_level:, group:, kind:)
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where(kyc_level: [kyc_level, ANY], group: [group, ANY], kind: kind).max_by(&:weight) || new
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end
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end
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# == Instance Methods =====================================================
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# deposit limit suitability expressed in weight.
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# deposit limit with the greatest weight selected.
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# Kyc_level has greater weight then group match.
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# E.g deposit for member with kyc_level 2, group 'vip-0''
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# (kyc_level == 2 && group == 'vip-0') >
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# (kyc_level == 2 && group == 'any') >
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# (kyc_level == 'any' && group == 'vip-0') >
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# (kyc_level == 'any' && group == 'any') >
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def weight
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(kyc_level == 'any' ? 0 : 10) + (group == 'any' ? 0 : 1)
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end
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def wipe_cache
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Rails.cache.delete_matched("deposit_limits_fees*")
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end
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end
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#
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