From 74254bb8936f9da1ee0f90f89b02d77eae3664f3 Mon Sep 17 00:00:00 2001
From: Matthias <xmatthias@outlook.com>
Date: Sat, 3 Jun 2023 09:20:01 +0200
Subject: [PATCH] Add /exchanges endpoint to list available exchanges

---
 freqtrade/rpc/api_server/api_schemas.py |  5 ++++
 freqtrade/rpc/api_server/api_v1.py      | 12 ++++++++-
 tests/rpc/test_rpc_apiserver.py         | 33 +++++++++++++++++++++++++
 3 files changed, 49 insertions(+), 1 deletion(-)

diff --git a/freqtrade/rpc/api_server/api_schemas.py b/freqtrade/rpc/api_server/api_schemas.py
index a081f9fe9..e218465fc 100644
--- a/freqtrade/rpc/api_server/api_schemas.py
+++ b/freqtrade/rpc/api_server/api_schemas.py
@@ -5,6 +5,7 @@ from pydantic import BaseModel
 
 from freqtrade.constants import DATETIME_PRINT_FORMAT, IntOrInf
 from freqtrade.enums import OrderTypeValues, SignalDirection, TradingMode
+from freqtrade.types import ValidExchangesType
 
 
 class Ping(BaseModel):
@@ -396,6 +397,10 @@ class StrategyListResponse(BaseModel):
     strategies: List[str]
 
 
+class ExchangeListResponse(BaseModel):
+    exchanges: List[ValidExchangesType]
+
+
 class FreqAIModelListResponse(BaseModel):
     freqaimodels: List[str]
 
diff --git a/freqtrade/rpc/api_server/api_v1.py b/freqtrade/rpc/api_server/api_v1.py
index 2354c4bf8..6af6d7709 100644
--- a/freqtrade/rpc/api_server/api_v1.py
+++ b/freqtrade/rpc/api_server/api_v1.py
@@ -12,7 +12,8 @@ from freqtrade.exceptions import OperationalException
 from freqtrade.rpc import RPC
 from freqtrade.rpc.api_server.api_schemas import (AvailablePairs, Balances, BlacklistPayload,
                                                   BlacklistResponse, Count, Daily,
-                                                  DeleteLockRequest, DeleteTrade, ForceEnterPayload,
+                                                  DeleteLockRequest, DeleteTrade,
+                                                  ExchangeListResponse, ForceEnterPayload,
                                                   ForceEnterResponse, ForceExitPayload,
                                                   FreqAIModelListResponse, Health, Locks, Logs,
                                                   OpenTradeSchema, PairHistory, PerformanceEntry,
@@ -312,6 +313,15 @@ def get_strategy(strategy: str, config=Depends(get_config)):
     }
 
 
+@router.get('/exchanges', response_model=ExchangeListResponse, tags=[])
+def list_exchanges(config=Depends(get_config)):
+    from freqtrade.exchange import list_available_exchanges
+    exchanges = list_available_exchanges(config)
+    return {
+        'exchanges': exchanges,
+    }
+
+
 @router.get('/freqaimodels', response_model=FreqAIModelListResponse, tags=['freqai'])
 def list_freqaimodels(config=Depends(get_config)):
     from freqtrade.resolvers.freqaimodel_resolver import FreqaiModelResolver
diff --git a/tests/rpc/test_rpc_apiserver.py b/tests/rpc/test_rpc_apiserver.py
index cdf620b90..8377de547 100644
--- a/tests/rpc/test_rpc_apiserver.py
+++ b/tests/rpc/test_rpc_apiserver.py
@@ -1578,6 +1578,38 @@ def test_api_strategy(botclient):
     assert_response(rc, 500)
 
 
+def test_api_exchanges(botclient):
+    ftbot, client = botclient
+
+    rc = client_get(client, f"{BASE_URI}/exchanges")
+    assert_response(rc)
+    response = rc.json()
+    assert isinstance(response['exchanges'], list)
+    assert len(response['exchanges']) > 20
+    okx = [x for x in response['exchanges'] if x['name'] == 'okx'][0]
+    assert okx == {
+        "name": "okx",
+        "valid": True,
+        "supported": True,
+        "comment": "",
+        "trade_modes": [
+            "spot",
+            "isolated futures",
+        ]
+    }
+
+    mexc = [x for x in response['exchanges'] if x['name'] == 'mexc'][0]
+    assert mexc == {
+        "name": "mexc",
+        "valid": True,
+        "supported": False,
+        "comment": "",
+        "trade_modes": [
+            "spot",
+        ]
+    }
+
+
 def test_api_freqaimodels(botclient, tmpdir, mocker):
     ftbot, client = botclient
     ftbot.config['user_data_dir'] = Path(tmpdir)
@@ -1933,3 +1965,4 @@ def test_api_ws_send_msg(default_conf, mocker, caplog):
 
     finally:
         ApiServer.shutdown()
+        ApiServer.shutdown()