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Add refresh method to Token model

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This commit is contained in:
Jesse C. Fisher 2024-02-08 16:57:27 +00:00
parent 5f3ed30d21
commit 4b0c785a67
1 changed files with 40 additions and 0 deletions
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40
app/models/token.rb
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@ -1,6 +1,7 @@
class Token < ActiveRecord::Base
enum standard: [:dip20, :icrc1, :unknown]
validates :canister_id, uniqueness: true, allow_nil: true
before_create :refresh
def transfer_fee_to_f
if self.transfer_fee.present? && self.decimals.present?
@ -26,4 +27,43 @@ class Token < ActiveRecord::Base
"Get token_info coming soon."
end
end
def refresh
metadata = `dfx canister --network ic call #{self.canister_id} icrc1_metadata 2>&1`
if metadata.scan(/no update method/).present?
# TODO: Use getTokenInfo instead of getMetadata
metadata = `dfx canister --network ic call #{self.canister_id} getMetadata 2>&1`
if metadata.scan(/no update method/).present?
self.standard = :unknown
else
self.standard = :dip20
# TODO: Use getTokenInfo instead of getMetadata
tokenInfo = `dfx canister --network ic call #{self.canister_id} getTokenInfo 2>&1`
self.holder_number = tokenInfo.lines[2].split[2]
self.transfer_fee = metadata.lines[2].split[2].to_i
self.decimals = metadata.lines[3].split[2]
# self.owner = metadata.lines[4].split[3]
# self.logo_url = metadata.lines[5].split("\"")[1]
self.logo_url = tokenInfo.lines[8].split[2].split('"')[1]
self.name = metadata.lines[6].split("\"")[1]
self.total_supply = metadata.lines[7].split[2].to_i/(10.0**self.decimals)
self.symbol = metadata.lines[8].split("\"")[1]
end
else
self.standard = :icrc1
self.transfer_fee = metadata.lines[2].split[7].to_i
self.decimals = metadata.lines[5].split[7].to_i
begin
self.logo_url = metadata.lines[9].split("\"")[1]
rescue
end
self.name = metadata.lines[3].split("\"")[3]
total_supply = `dfx canister --network ic call #{self.canister_id} icrc1_total_supply 2>&1`
self.total_supply = total_supply.split[0][1..-1].to_i/(10.0**self.decimals)
self.symbol = metadata.lines[4].split("\"")[3]
end
end
end