atomic_tips_1.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import os\n",
    "from hashlib import sha256\n",
    "from pytezos import pytezos\n",
    "from datetime import datetime, timedelta\n",
    "from decimal import Decimal"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "b'\\xbf\\xbb\\xb1o\\xdd\\x0f\\x82,\\x82\\xe4\\x90\\xe1\\x04\\xc2d\\x1b\\x7f\\x96|j\\x87\\x05\\xba=\\xbf\\x15.\\x9d7G\\x13\\x17'"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "secret = os.urandom(32)\n",
    "secret"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'12f64fbad3843c5803aab31f8030304e4ba7688e5b56d39dc6abe8bb3a25254e'"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "secret_hash = sha256(sha256(secret).digest()).hexdigest()\n",
    "secret_hash"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [],
   "source": [
    "ci = pytezos.contract('KT1WhouvVKZFH94VXj9pa8v4szvfrBwXoBUj')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<pytezos.michelson.interface.ContractEntrypoint object at 0x7ff3e64d6eb8>\n",
       "\n",
       "Properties\n",
       ".key  # tz1grSQDByRpnVs7sPtaprNZRp531ZKz6Jmm\n",
       ".shell  # https://tezos-dev.cryptonomic-infra.tech/ (alphanet)\n",
       ".address  # KT1WhouvVKZFH94VXj9pa8v4szvfrBwXoBUj\n",
       "\n",
       "$kwargs:\n",
       "\t{\n",
       "\t  \"participant\": $address,\n",
       "\t  \"settings\": $settings\n",
       "\t}\n",
       "\n",
       "$settings:\n",
       "\t{\n",
       "\t  \"hashed_secret\": $bytes,\n",
       "\t  \"refund_time\": $timestamp,\n",
       "\t  \"payoff\": $mutez\n",
       "\t}\n",
       "\n",
       "$mutez:\n",
       "\tint  /* Amount in `utz` (10^-6) */ ||\n",
       "\tDecimal  /* Amount in `tz` */\n",
       "\n",
       "$address:\n",
       "\tstring  /* Base58 encoded `tz` or `KT` address */\n",
       "\n",
       "$bytes:\n",
       "\tstring  /* Hex string */ ||\n",
       "\tbytes  /* Python byte string */\n",
       "\n",
       "$timestamp:\n",
       "\tint  /* Unix time in seconds */ ||\n",
       "\tstring  /* Formatted datetime `%Y-%m-%dT%H:%M:%SZ` */"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ci.ll"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [],
   "source": [
    "initiate = ci.ll(\n",
    "    participant=pytezos.key.public_key_hash(),\n",
    "    settings=dict(\n",
    "        hashed_secret=secret_hash,\n",
    "        refund_time=int((datetime.utcnow() + timedelta(6)).timestamp()),\n",
    "        payoff=Decimal('0.01')\n",
    "    )\n",
    ").with_amount(Decimal('1'))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'12f64fbad3843c5803aab31f8030304e4ba7688e5b56d39dc6abe8bb3a25254e': {'recipients': {'initiator': 'tz1grSQDByRpnVs7sPtaprNZRp531ZKz6Jmm',\n",
       "   'participant': 'tz1grSQDByRpnVs7sPtaprNZRp531ZKz6Jmm'},\n",
       "  'settings': {'amount': Decimal('0.99'),\n",
       "   'refund_time': 1567417055,\n",
       "   'payoff': Decimal('0.01')}}}"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "initiate.result().big_map_diff"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'ookSqpsFiHKwjFzfD9VP5zreQ7PWBREcNwkUpmd5eWRjHGwRpQ8'"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "initiate.inject()"
   ]
  }
 ],
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