add source tkeliai_lt (#1897)

* add source tkeliai_lt

* reformatting

---------

Co-authored-by: 5ila5 <5ila5@users.noreply.github.com>

README.md

@@ -1005,6 +1005,7 @@ Waste collection schedules in the following formats and countries are supported.
 <summary>Lithuania</summary>
 
 - [Kauno švara](/doc/source/grafikai_svara_lt.md) / grafikai.svara.lt
+- [Telšių keliai](/doc/source/tkeliai_lt.md) / tkeliai.lt
 </details>
 
 <details>

custom_components/waste_collection_schedule/waste_collection_schedule/source/tkeliai_lt.py

@@ -0,0 +1,56 @@
+import datetime
+import json
+
+import requests
+from waste_collection_schedule import Collection  # type: ignore[attr-defined]
+
+TITLE = "Telšių keliai"
+DESCRIPTION = "Source script for UAB 'Telšių keliai'"
+URL = "https://tkeliai.lt/"
+TEST_CASES = {
+    "TestName1": {"location": "Butkų Juzės(1-31) g."},
+    "TestName2": {"location": "Paragai k."},
+    "TestName3": {"location": "Žalioji g."},
+}
+
+API_URL = "https://tkeliai.lt/ajax.php"
+ICON_MAP = {
+    "Mišrios komunalinės atliekos": "mdi:trash-can",
+    "Kitos pakuočių atliekos": "mdi:recycle",
+    "Stiklo pakuočių atliekos": "mdi:glass-fragile",
+}
+
+
+class Source:
+    def __init__(self, location):
+        self.location = location
+
+    def fetch(self):
+        data = {
+            "action": "getDataAll",
+            "module": "Atliekos",
+            "lang": "lt",
+            "location": self.location,
+        }
+        headers = {
+            "Content-Type": "application/x-www-form-urlencoded",
+            "User-Agent": "",
+        }
+
+        response = requests.post(API_URL, headers=headers, data=data)
+
+        data = json.loads(response.text)
+
+        entries = []
+
+        for collection in data["return"]:
+            for date in collection["dates"].keys():
+                entries.append(
+                    Collection(
+                        date=datetime.datetime.strptime(date, "%Y-%m-%d").date(),
+                        t=collection["title"],
+                        icon=ICON_MAP.get(collection["title"]),
+                    )
+                )
+
+        return entries

doc/source/tkeliai_lt.md

@@ -0,0 +1,32 @@
+# Telšių keliai
+
+Support for schedules provided by [Telšių keliai](https://tkeliai.lt).
+
+## Configuration via configuration.yaml
+
+```yaml
+waste_collection_schedule:
+  sources:
+    - name: tkeliai_lt
+      args:
+        location: LOCATION
+```
+
+### Configuration Variables
+
+**location**  
+*(string) (required)*
+
+## Example
+
+```yaml
+waste_collection_schedule:
+  sources:
+    - name: tkeliai_lt
+      args:
+        location: Butkų Juzės(1-31) g.
+```
+
+## How to get the source arguments
+
+Visit the [Atliekų išvežimo grafikas](https://tkeliai.lt/kalendorius/) page and search for your address.