From 7d4f8da59d60156c2d45dc4a44891eea48082315 Mon Sep 17 00:00:00 2001
From: Evgeny Zinoviev <me@ch1p.io>
Date: Sun, 25 Apr 2021 23:02:49 +0300
Subject: initial

---
 .gitignore        |  5 +++++
 LICENSE           | 25 +++++++++++++++++++++++++
 README.md         |  7 +++++++
 ch1p/__init__.py  |  2 ++
 ch1p/functions.py | 34 ++++++++++++++++++++++++++++++++++
 ch1p/state.py     | 28 ++++++++++++++++++++++++++++
 setup.cfg         | 24 ++++++++++++++++++++++++
 7 files changed, 125 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 LICENSE
 create mode 100644 README.md
 create mode 100644 ch1p/__init__.py
 create mode 100644 ch1p/functions.py
 create mode 100644 ch1p/state.py
 create mode 100644 setup.cfg

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..337ca2c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+.idea
+build/
+dist/
+ch1p.egg-info
+venv/
\ No newline at end of file
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..3d4446b
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,25 @@
+BSD 2-Clause License
+
+Copyright (c) 2021, Evgeny Zinoviev
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\ No newline at end of file
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..df5496b
--- /dev/null
+++ b/README.md
@@ -0,0 +1,7 @@
+# ch1p-py
+
+Personal collection of small but usable code snippets used here and there in various scripts.
+
+## License
+
+BSD-2c
\ No newline at end of file
diff --git a/ch1p/__init__.py b/ch1p/__init__.py
new file mode 100644
index 0000000..878f8fa
--- /dev/null
+++ b/ch1p/__init__.py
@@ -0,0 +1,2 @@
+from .functions import telegram_notify
+from .state import State
\ No newline at end of file
diff --git a/ch1p/functions.py b/ch1p/functions.py
new file mode 100644
index 0000000..c4f9c99
--- /dev/null
+++ b/ch1p/functions.py
@@ -0,0 +1,34 @@
+import os, requests
+
+from typing import List, Tuple, AnyStr
+
+
+def _get_vars(params: List[Tuple], kw: dict) -> List[AnyStr]:
+    result = []
+
+    for kw_name, env_name in params:
+        env_name = f'MY_{env_name}'
+        if kw_name in kw:
+            result.append(kw[kw_name])
+        elif env_name in os.environ:
+            result.append(os.environ[env_name])
+        else:
+            raise RuntimeError("missing parameter %s or variable %s" % (kw_name, env_name))
+
+    return result
+
+
+def telegram_notify(text: str, parse_mode: str = 'html', **kwargs):
+    token, chat_id = _get_vars([
+        ('chat_id', 'TELEGRAM_NOTIFY_CHAT_ID'),
+        ('token', 'TELEGRAM_NOTIFY_TOKEN')
+    ], kwargs)
+
+    r = requests.post('https://api.telegram.org/bot%s/sendMessage' % token, data={
+        'chat_id': chat_id,
+        'text': text,
+        'parse_mode': parse_mode
+    })
+
+    if r.status_code != 200:
+        raise RuntimeError("telegram returned %d" % r.status_code)
diff --git a/ch1p/state.py b/ch1p/state.py
new file mode 100644
index 0000000..f677f59
--- /dev/null
+++ b/ch1p/state.py
@@ -0,0 +1,28 @@
+import os, json
+
+from functions import _get_vars
+
+
+class State:
+    def __init__(self, default=None, **kwargs):
+        file, = _get_vars([
+            ('file', 'STATE_FILE')
+        ], kwargs)
+
+        if default is None:
+            default = {}
+
+        self.file = file
+        self.default = default
+
+    def read(self) -> dict:
+        if not os.path.exists(self.file):
+            self.write(self.default)
+            return self.default
+
+        with open(self.file, 'r') as f:
+            return json.loads(f.read())
+
+    def write(self, state: dict):
+        with open(self.file, 'w') as f:
+            f.write(json.dumps(state))
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..427563c
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,24 @@
+[metadata]
+name = ch1p
+version = 0.0.1
+author = Evgeny Zinoviev
+author_email = me@ch1p.io
+description =
+long_description = file: README.md
+license = BSD
+license_file = LICENSE
+long_description_content_type = text/markdown
+url = https://github.com/gch1p/ch1p-py.git
+project_urls =
+    Bug Tracker = https://github.com/gch1p/ch1p-py/issues
+classifiers =
+    Programming Language :: Python :: 3
+    License :: OSI Approved :: BSD License
+    Operating System :: OS Independent
+
+[options]
+packages = ch1p
+python_requires = >=3.6
+include_package_data = True
+install_requires =
+    requests
\ No newline at end of file
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