initial commit

API.py

@@ -0,0 +1,49 @@
+import requests
+from APIResponse import APIResponse
+from Errors import *
+import json
+
+class API:
+    def __init__(self):
+        self.api_endpoint = "http://localhost:8545/"
+
+    def http_request(self, method, params):
+        data = {"jsonrpc": "2.0",
+                "method": method,
+                "params": params,
+                "id": 1543} # TODO make nonce
+
+        r = requests.post(self.api_endpoint, json=data)
+        if r.status_code == requests.codes.ok:
+            return r.text
+        else:
+            raise BadResponseError(r.status_code)
+
+    def api_request(self, method, params):
+        try:
+            response = self.http_request(method, params)
+            json_response = json.loads(response)
+            if json_response.get('error', False):
+                return APIResponse({}, json_response['error'].get('code', '-1'),
+                                   json_response['error'].get('message', 'Internal error'))
+            return APIResponse(json_response, 0)
+        except BadResponseError:
+            return APIResponse({}, 3, "Internal error")
+
+
+    def getGasPrice(self):
+        response = self.api_request("eth_gasPrice", [])
+        response.response_dict["result"] = int(response.response_dict["result"], 16)
+        return str(response)
+
+    def getAccountByAddress(self, address):
+        response = self.api_request("eth_getBalance", [address, "latest"])
+        ans = APIResponse({"address": address,
+                           "balance": int(response.response_dict["result"], 16)})
+        return str(ans)
+
+    def getLatestBlock(self):
+        response = self.api_request("eth_getBlockByNumber", ["latest", False])
+        ans = APIResponse({"number": int(response.response_dict["result"]["number"], 16),
+                           "hash": response.response_dict["result"]["hash"]})
+        return str(ans)

server.py

@@ -0,0 +1 @@
+Flask goes here