59 lines
1.3 KiB
Ruby
59 lines
1.3 KiB
Ruby
class LnurlpayController < ApplicationController
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before_action :find_user_by_address
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def index
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render json: {
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status: "OK",
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callback: "https://accounts.kosmos.org/lnurlpay/#{@user.address}/invoice",
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tag: "payRequest",
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maxSendable: 1000000,
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minSendable: 1000,
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metadata: metadata(@user.address),
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commentAllowed: 255
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}
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end
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def invoice
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amount = params[:amount].to_i # msats
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address = params[:address]
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validate_amount(amount)
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# amount = amount / 1000 # we need sats
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payment_request = @user.ln_create_invoice({
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amount: amount,
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description_hash: Digest::SHA2.hexdigest(metadata(address))
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})
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render json: {
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status: "OK",
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successAction: {
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tag: "message",
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message: "Payment received. Thanks!"
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},
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routes: [],
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pr: payment_request
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}
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end
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private
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def find_user_by_address
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address = params[:address].split("@")
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@user = User.where(cn: address.first, ou: address.last).first
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http_status :not_found if @user.nil?
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end
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def metadata(address)
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"[[\"text/identifier\", \"#{address}\"], [\"text/plain\", \"Sats for #{address}\"]]"
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end
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def validate_amount(amount)
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if amount > 1000000 || amount < 1000
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render json: { status: "ERROR", reason: "Invalid amount" }
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return
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end
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end
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end
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