| 1 | [ |
| 2 | "autonomous agent", |
| 3 | { |
| 4 | "bounce_fees": { |
| 5 | "base": 10000 |
| 6 | }, |
| 7 | "init": "{ |
| 8 | $BOUNCE_FEE = 10000; |
| 9 | $TYPICAL_FEE = 1000; |
| 10 | $REIMBURSEMENT = $BOUNCE_FEE - $TYPICAL_FEE; |
| 11 | }", |
| 12 | "messages": { |
| 13 | "cases": [ |
| 14 | { |
| 15 | "if": "{ trigger.data.payer }", |
| 16 | "init": "{ |
| 17 | $payee = trigger.address; |
| 18 | $payer = trigger.data.payer otherwise bounce("payer field is missing"); |
| 19 | $period = trigger.data.period otherwise bounce("period field is missing"); |
| 20 | $amount = trigger.data.amount otherwise bounce("amount field is missing"); |
| 21 | $reference = sha256($payer || $payee || $period || $amount ); |
| 22 | |
| 23 | if (var[$reference]) bounce("contract already exists"); |
| 24 | }", |
| 25 | "messages": [ |
| 26 | { |
| 27 | "app": "payment", |
| 28 | "payload": { |
| 29 | "asset": "base", |
| 30 | "outputs": [ |
| 31 | { |
| 32 | "address": "{trigger.address}", |
| 33 | "amount": "{$REIMBURSEMENT}" |
| 34 | } |
| 35 | ] |
| 36 | } |
| 37 | }, |
| 38 | { |
| 39 | "app": "state", |
| 40 | "state": "{ |
| 41 | var[$reference] = 'requested'; |
| 42 | var[$reference||'.payee'] = $payee; |
| 43 | var[$reference||'.payer'] = $payer; |
| 44 | var[$reference||'.period'] = $period; |
| 45 | var[$reference||'.amount'] = $amount; |
| 46 | response['reference'] = $reference; |
| 47 | response['status'] = var[$reference]; |
| 48 | response['message'] = 'Recurring contract requested'; |
| 49 | }" |
| 50 | } |
| 51 | ] |
| 52 | }, |
| 53 | { |
| 54 | "if": "{ trigger.data.payee}", |
| 55 | "init": "{ |
| 56 | $payer = trigger.address; |
| 57 | $payee = trigger.data.payee otherwise bounce("payee field is missing"); |
| 58 | $period = trigger.data.period otherwise bounce("period field is missing"); |
| 59 | $amount = trigger.data.amount otherwise bounce("amount field is missing"); |
| 60 | $reference = sha256($payer || $payee || $period || $amount ); |
| 61 | $minimum_payment = $TYPICAL_FEE + $amount; |
| 62 | |
| 63 | if (!var[$reference]) bounce("no such contract, verify contract conditions"); |
| 64 | if (var[$reference] == 'authorized') bounce('contract has already been authorized'); |
| 65 | if (trigger.output[[asset=base]] < $minimum_payment) bounce("minium payment is " || $minimum_payment); |
| 66 | }", |
| 67 | "messages": [ |
| 68 | { |
| 69 | "app": "state", |
| 70 | "state": "{ |
| 71 | var[$payer] = trigger.output[[asset=base]] - $TYPICAL_FEE; |
| 72 | var[$reference] = 'authorized'; |
| 73 | var[$reference || '.next_payment'] = timestamp; |
| 74 | response['reference'] = $reference; |
| 75 | response['status'] = var[$reference]; |
| 76 | response['balance'] = var[$payer]; |
| 77 | response['message'] = 'Recurring contract authorized'; |
| 78 | }" |
| 79 | } |
| 80 | ] |
| 81 | }, |
| 82 | { |
| 83 | "if": "{ trigger.data.action AND trigger.data.action == 'cancel' }", |
| 84 | "init": "{ |
| 85 | $reference = trigger.data.reference otherwise bounce("reference field is missing"); |
| 86 | $payee = var[$reference || '.payee']; |
| 87 | $payer = var[$reference || '.payer']; |
| 88 | |
| 89 | if (!var[$reference]) bounce("No such contract"); |
| 90 | if (trigger.address != $payer AND trigger.address != $payee) bounce("Unauthorized"); |
| 91 | }", |
| 92 | "messages": [ |
| 93 | { |
| 94 | "app": "payment", |
| 95 | "payload": { |
| 96 | "asset": "base", |
| 97 | "outputs": [ |
| 98 | { |
| 99 | "address": "{trigger.address}", |
| 100 | "amount": "{$REIMBURSEMENT}" |
| 101 | } |
| 102 | ] |
| 103 | } |
| 104 | }, |
| 105 | { |
| 106 | "app": "state", |
| 107 | "state": "{ |
| 108 | var[$reference] = 'cancelled'; |
| 109 | response['reference'] = $reference; |
| 110 | response['status'] = var[$reference]; |
| 111 | response['message'] = 'Recurring contract cancelled'; |
| 112 | }" |
| 113 | } |
| 114 | ] |
| 115 | }, |
| 116 | { |
| 117 | "if": "{ trigger.data.action AND trigger.data.action == 'withdraw' }", |
| 118 | "init": "{ |
| 119 | $account = trigger.address; |
| 120 | $balance = var[$account] otherwise bounce("No such account"); |
| 121 | $amount = trigger.data.amount otherwise $balance; |
| 122 | |
| 123 | if ($amount > $balance) bounce("Invalid withdrawal amount. Maximum balance is " || $balance); |
| 124 | if ($amount <= 0) bounce("Invalid withdrawal amount. Enter a number greater than zero."); |
| 125 | }", |
| 126 | "messages": [ |
| 127 | { |
| 128 | "app": "payment", |
| 129 | "payload": { |
| 130 | "outputs": [ |
| 131 | { |
| 132 | "address": "{$account}", |
| 133 | "amount": "{$amount}" |
| 134 | }, |
| 135 | { |
| 136 | "address": "{$account}", |
| 137 | "amount": "{$REIMBURSEMENT}" |
| 138 | } |
| 139 | ] |
| 140 | } |
| 141 | }, |
| 142 | { |
| 143 | "app": "state", |
| 144 | "state": "{ |
| 145 | var[$account] -= $amount; |
| 146 | }" |
| 147 | } |
| 148 | ] |
| 149 | }, |
| 150 | { |
| 151 | "if": "{ trigger.data.reference }", |
| 152 | "init": "{ |
| 153 | $reference = trigger.data.reference; |
| 154 | $status = var[$reference] otherwise bounce("No such contract"); |
| 155 | $payee = var[$reference || '.payee']; |
| 156 | |
| 157 | if (trigger.address != $payee) bounce("Unauthorized"); |
| 158 | if ($status != 'authorized') bounce("Contract not authorized yet"); |
| 159 | |
| 160 | $payer = var[$reference || '.payer']; |
| 161 | $period = var[$reference || '.period']; |
| 162 | $amount = var[$reference || '.amount']; |
| 163 | |
| 164 | $next_payment = var[$reference || '.next_payment']; |
| 165 | if ($next_payment > timestamp) bounce("Current period has already been paid"); |
| 166 | |
| 167 | $balance = var[$payer] otherwise bounce("Insufficient funds"); |
| 168 | if ($balance < $amount) bounce("Insufficient funds"); |
| 169 | }", |
| 170 | "messages": [ |
| 171 | { |
| 172 | "app": "payment", |
| 173 | "payload": { |
| 174 | "outputs": [ |
| 175 | { |
| 176 | "address": "{$payee}", |
| 177 | "amount": "{$amount}" |
| 178 | }, |
| 179 | { |
| 180 | "address": "{$payee}", |
| 181 | "amount": "{$REIMBURSEMENT}" |
| 182 | } |
| 183 | ] |
| 184 | } |
| 185 | }, |
| 186 | { |
| 187 | "app": "state", |
| 188 | "state": "{ |
| 189 | var[$payer] -= $amount; |
| 190 | var[$reference || '.next_payment'] = $next_payment + $period; |
| 191 | }" |
| 192 | } |
| 193 | ] |
| 194 | }, |
| 195 | { |
| 196 | "if": "{ |
| 197 | $account = trigger.address; |
| 198 | $deposit = trigger.output[[asset = base]]; |
| 199 | $deposit > $BOUNCE_FEE |
| 200 | }", |
| 201 | "messages": [ |
| 202 | { |
| 203 | "app": "state", |
| 204 | "state": "{ |
| 205 | var[$account] += $deposit; |
| 206 | response['balance'] = var[$account]; |
| 207 | response['message'] = 'Added ' || $deposit || ' bytes to your balance'; |
| 208 | }" |
| 209 | } |
| 210 | ] |
| 211 | }, |
| 212 | { |
| 213 | "if": "{ trigger.data.action }", |
| 214 | "init": "{ |
| 215 | bounce("Possible values for action: cancel, withdraw"); |
| 216 | }", |
| 217 | "messages": [ |
| 218 | { |
| 219 | "app": "state", |
| 220 | "state": "{ |
| 221 | response['usage'] = 'Possible values for action: cancel, withdraw'; |
| 222 | }" |
| 223 | } |
| 224 | ] |
| 225 | }, |
| 226 | { |
| 227 | "init": "{ |
| 228 | bounce("Enter a data field: payer, payee, reference or action"); |
| 229 | }", |
| 230 | "messages": [ |
| 231 | { |
| 232 | "app": "state", |
| 233 | "state": "{ |
| 234 | response['usage'] = 'Enter a data field: payer, payee, reference or action'; |
| 235 | }" |
| 236 | } |
| 237 | ] |
| 238 | } |
| 239 | ] |
| 240 | } |
| 241 | } |
| 242 | ] |