add hashrate checker

tipbot/commands/__init__.py

@@ -5,6 +5,7 @@ from tipbot.commands.tip import tip
 from tipbot.commands.withdraw import withdraw
 from tipbot.commands.balance import balance
 from tipbot.commands.deposit import deposit
+from tipbot.commands.mining import mine
 
 
 all_commands = {
@@ -41,5 +42,10 @@ all_commands = {
     'debug': {
         'func': debug,
         'admin': True
+    },
+    'mine': {
+        'func': mine,
+        'example': '/mine <hashes_per_second>',
+        'help': 'Determine how much WOW a miner with given hashrate will earn'
     }
 }

tipbot/commands/mining.py

@@ -0,0 +1,43 @@
+import logging
+import requests
+from tipbot.db import User
+from tipbot.helpers.decorators import wallet_rpc_required, log_event, check_debug
+from tipbot import wownero
+from tipbot import config
+
+
+@wallet_rpc_required
+@log_event
+@check_debug
+def mine(update, context):
+    # First delete message to remove clutter
+    update.message.delete()
+
+    # Check that enough arguments were provided
+    if len(context.args) < 1:
+        update.message.reply_text('Not enough arguments passed. Include hash rate per second to estimate.')
+        return False
+
+    # Check that hash rate arg is an actual number
+    try:
+        hr = float(context.args[0])
+    except:
+        update.message.reply_text('Invalid hashrate provided')
+        return False
+
+    # Run the numbers, tell the user
+    try:
+        payload = {'jsonrpc':'2.0', 'id':'0', 'method':'getlastblockheader'}
+        headers = {'Content-Type':'application/json'}
+        r = requests.post(config.DAEMON_URI + '/json_rpc', json=payload, headers=headers, timeout=5)
+        r.raise_for_status()
+        j = r.json()
+        diff = float(j['result']['block_header']['difficulty'])
+        lbr = float(j['result']['block_header']['reward'])
+        ttb = diff / hr
+        update.message.reply_text('The estimated time to find a block with {0:.2f} kh/s at diff {1:.2e} is {2:.2f} days. On average you will earn {3:.2f} WOW per day'.format(
+            hr/1e3, diff, ttb/(60*60*24), (lbr/1e11)/(ttb/(60*60*24))
+        ))
+    except:
+        update.message.reply_text('Something b0rked -_-')
+        return False