Lots and lots of changes, mostly for sleuth tv

Author: mrdon

requirements.in

@@ -9,6 +9,14 @@ watchdog
 pyautogui
 cairosvg
 
+elgato
+
+# presentation deps
+pyyaml
+#pytz
+#python-dateutil
+python-slugify
+
 pytest
 black
 reorder-python-imports

requirements.txt

@@ -4,14 +4,21 @@
 #
 #    pip-compile
 #
+aiohttp==3.8.1
+    # via elgato
+aiosignal==1.2.0
+    # via aiohttp
 aspy-refactor-imports==2.2.0
     # via reorder-python-imports
 async-generator==1.10
     # via
     #   trio
     #   trio-websocket
+async-timeout==4.0.2
+    # via aiohttp
 attrs==21.4.0
     # via
+    #   aiohttp
     #   outcome
     #   pytest
     #   trio
@@ -29,6 +36,8 @@ cffi==1.15.0
     # via
     #   cairocffi
     #   cryptography
+charset-normalizer==2.1.1
+    # via aiohttp
 click==8.0.3
     # via black
 cryptography==36.0.1
@@ -39,16 +48,27 @@ cssselect2==0.4.1
     # via cairosvg
 defusedxml==0.7.1
     # via cairosvg
+elgato==3.0.0
+    # via -r requirements.in
+frozenlist==1.3.1
+    # via
+    #   aiohttp
+    #   aiosignal
 h11==0.12.0
     # via wsproto
 idna==3.3
     # via
     #   trio
     #   urllib3
+    #   yarl
 iniconfig==1.1.1
     # via pytest
 mouseinfo==0.1.3
     # via pyautogui
+multidict==6.0.2
+    # via
+    #   aiohttp
+    #   yarl
 mypy-extensions==0.4.3
     # via black
 numpy==1.22.1
@@ -79,6 +99,8 @@ pyautogui==0.9.53
     # via -r requirements.in
 pycparser==2.21
     # via cffi
+pydantic==1.9.2
+    # via elgato
 pydub==0.25.1
     # via -r requirements.in
 pygetwindow==0.0.9
@@ -97,12 +119,16 @@ pyscreeze==0.1.28
     # via pyautogui
 pytest==6.2.5
     # via -r requirements.in
+python-slugify==6.1.2
+    # via -r requirements.in
 python3-xlib==0.15
     # via
     #   mouseinfo
     #   pyautogui
 pytweening==1.0.4
     # via pyautogui
+pyyaml==6.0
+    # via -r requirements.in
 reorder-python-imports==2.6.0
     # via -r requirements.in
 selenium==4.1.0
@@ -117,6 +143,8 @@ sortedcontainers==2.4.0
     # via trio
 streamdeck==0.9.0
     # via -r requirements.in
+text-unidecode==1.3
+    # via python-slugify
 tinycss2==1.1.1
     # via
     #   cairosvg
@@ -132,7 +160,9 @@ trio==0.19.0
 trio-websocket==0.9.2
     # via selenium
 typing-extensions==4.0.1
-    # via black
+    # via
+    #   black
+    #   pydantic
 urllib3[secure]==1.26.8
     # via selenium
 watchdog==1.0.2
@@ -145,3 +175,7 @@ websocket-client==1.2.3
     # via obs-websocket-py
 wsproto==1.0.0
     # via trio-websocket
+yarl==1.8.1
+    # via
+    #   aiohttp
+    #   elgato

sleuth-tv-live-s01e01.yml

@@ -0,0 +1,24 @@
+title: "DORA Metrics 101"
+sections:
+  - title: Welcome!
+    byline: Let's make this interactive - chat welcome!
+  - title: "DORA Metrics 101"
+    byline: "The 'why' and 'what'"
+  - title: "Q: How do the best teams work?"
+    byline: "To understand the answer, you need to know the question"
+  - title: "(Short) History of DORA"
+    byline: How DORA and the State of DevOps intertwine
+  - title: "What are the DORA metrics?"
+    byline: Hard to do remotely, but possible
+  - title: "1. Deployment frequency"
+    byline: How often you change production
+  - title: "2. Change lead time"
+    byline: How quickly a change gets to production
+  - title: "3. Change failure rate"
+    byline: How often changes fail
+  - title: "4. Mean time to recover (MTTR)"
+    byline: How long failure lasts
+  - title: "How to measure?"
+    byline: Well, Sleuth of course! ... but how does that work?
+  - title: "Final thoughts"
+    byline: "Elephant in the room: How can/should you use this?"

sleuth-tv-live-s01e02.yml

@@ -0,0 +1,27 @@
+title: "What are DORA metrics good for?"
+guest:
+  name: Dylan
+  title: CEO/Co-founder
+sections:
+  - title: Welcome!
+    byline: "Question of the day - How often do you release?"
+  - title: "What are DORA metrics good for?"
+    byline: "... and it isn't 'absolutely nothing' (!)"
+  - title: "Quick recap: What are DORA metrics?"
+    byline: "Key metrics that correlate with high performing teams"
+  - title: "What can they be used for?"
+    byline: "Which of these apply to your team?"
+  - title: "1. Assessment"
+    byline: Where does your team fit in the industry?
+  - title: "2. Measure progress on an initiative"
+    byline: Baseline, make a change, measure again
+  - title: "3. Track the impact of an unrelated change"
+    byline: Verify delivery performance is unaffected or even improved
+  - title: "4. Track impact of team scale events"
+    byline: As you add people, how is your delivery performance impacted?
+  - title: "Are DORA metrics just for 'bad' teams?"
+    byline: "Surprise answer: no :)"
+  - title: "Final thoughts"
+    byline: "Change happens, so know the impact of that change"
+  - title: "Second opinion"
+    byline: "Let's hear from Dylan Etkin, my co-founder"

sleuth-tv-live.yml

@@ -0,0 +1,13 @@
+title: "Does failure happen if no one is around to measure it?"
+guest:
+  name: Dylan
+  title: CEO/Co-founder
+sections:
+  - title: Welcome!
+    byline: "Fun surprise at the end (!)"
+  - title: "Does failure happen if no one is around to measure it?"
+    byline: "... uh, yes?"
+  - title: "DevOps World 2022 Preview"
+    byline: ""
+  - title: "Up next: Metrics and dev productivity"
+    byline: "How and how NOT To do it"

src/sleuthdeck/actions.py

@@ -14,7 +14,7 @@
 from sleuthdeck.deck import KeyScene
 from sleuthdeck.deck import Scene
 from sleuthdeck.keys import IconKey
-from sleuthdeck.windows import get_window, By
+from sleuthdeck.windows import get_window, By, get_windows, get_focused_window
 
 
 class Sequential(Action):
@@ -143,16 +143,18 @@ def __init__(self, title: Union[str, By], *hotkey: str):
 
     def __call__(self, scene: KeyScene, key: Key, click: ClickType):
         print("sending key")
+        focused_window = get_focused_window()
+
         window = get_window(self.title, attempts=5 * 10)
         if not window:
             print(f"No window found for {self.title}")
             return
         print(f"got window {self.title}")
         window.focus()
-        sleep(.1)
         from pyautogui import hotkey
         hotkey(*self.hotkey)
         print("sent")
+        focused_window.focus()
 
 
 class DeckBrightness(Action):

src/sleuthdeck/plugins/obs/actions.py

@@ -33,7 +33,7 @@ def change_scene(self, name: str):
     def close(self):
         return Close(self)
 
-    def toggle_source(self, name: str, show: bool = True, scene: Optional[str] = None):
+    def toggle_source(self, name: str, show: bool = None, scene: Optional[str] = None):
         return ToggleSource(self, name, show, scene=scene)
 
     def _ensure_connected(self):
@@ -91,14 +91,21 @@ def __call__(self, scene: KeyScene, key: OBSKey, click: ClickType):
 
 
 class ToggleSource(Action):
-    def __init__(self, obs: OBS, name: str, show: bool = True, scene = None):
+    def __init__(self, obs: OBS, name: str, show: bool = None, scene = None):
         self.name = name
         self.obs = obs
         self.scene = scene
         self._show = show
 
     def __call__(self, scene: KeyScene, key: OBSKey, click: ClickType):
-        self.obs.obs(requests.SetSceneItemRender(self.name, self._show, scene_name=self.scene))
+        if self._show is None:
+            visible = not self.obs.obs(requests.GetSceneItemProperties(self.name)).getVisible()
+        else:
+            visible = self._show
+
+        print(f"Making {visible}")
+
+        self.obs.obs(requests.SetSceneItemRender(self.name, visible, scene_name=self.scene))
 
 
 class StopVirtualCam(Baserequests):

src/sleuthdeck/plugins/presentation/__init__.py

@@ -0,0 +1,110 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+from time import sleep
+from typing import Optional, List
+
+import yaml
+from obswebsocket import requests
+from slugify import slugify
+
+from sleuthdeck.deck import Action, KeyScene, Key, ClickType
+from sleuthdeck.plugins.obs import OBS
+
+
+@dataclass
+class Event:
+    title: str
+    sections: List[Section]
+    id: Optional[str] = None
+
+    @property
+    def slug(self):
+        return slugify(self.title)
+
+
+@dataclass
+class Section:
+    title: str
+    byline: str
+
+
+class Presentation:
+    def __init__(self, obs: OBS, path: str, title_scene_item="Section title",
+                byline_scene_item="Section byline",
+                 title_scene="Title", overlay_scene="Overlay",
+                 guest_name_item="Guest 1",
+                 guest_title_item="Guest 2"):
+        with open(path, "r") as stream:
+            try:
+                data = yaml.safe_load(stream)
+            except yaml.YAMLError as exc:
+                print(exc)
+                self.event = Event("Missing", [])
+                return
+
+        sections = []
+        if "sections" in data:
+            sections = [Section(title=s["title"], byline=s["byline"]) for s in data["sections"]]
+
+        if "guest" in data:
+            obs.obs(requests.SetTextFreetype2Properties(guest_name_item, text=data["guest"]["name"]))
+            obs.obs(requests.SetTextFreetype2Properties(guest_title_item, text=data["guest"]["title"]))
+
+        self.event = Event(
+            title=data["title"],
+            sections=sections,
+        )
+        self.obs = obs
+        self.current_section_idx = 0
+        self.title_scene_item = title_scene_item
+        self.byline_scene_item = byline_scene_item
+        self.title_scene = title_scene
+        self.overlay_scene = overlay_scene
+        self.reset()
+
+    def next_section(self) -> Action:
+        def action(scene: KeyScene, key: Key, click: ClickType):
+            self._update_labels(self._next_section())
+
+        return action
+
+    def reset(self) -> Action:
+        def action(scene: KeyScene, key: Key, click: ClickType):
+            self.current_section_idx = 0
+            self._update_labels(self.event.sections[0], new_scene=False)
+
+        return action
+
+    def previous_section(self) -> Action:
+        def action(scene: KeyScene, key: Key, click: ClickType):
+            self._update_labels(self._previous_section())
+
+        return action
+
+    def _update_labels(self, section, new_scene=True):
+        self.obs.obs(requests.SetSceneItemRender(self.title_scene_item, False, self.overlay_scene))
+        self.obs.obs(requests.SetSceneItemRender(self.byline_scene_item, False, self.overlay_scene))
+        self.obs.obs(requests.SetTextFreetype2Properties(self.title_scene_item, text=section.title))
+        self.obs.obs(requests.SetTextFreetype2Properties(self.byline_scene_item, text=section.byline))
+        if new_scene:
+            self.obs.obs(requests.SetCurrentScene(self.title_scene))
+        sleep(.3)
+        self.obs.obs(requests.SetSceneItemRender(self.title_scene_item, True, self.overlay_scene))
+        self.obs.obs(requests.SetSceneItemRender(self.byline_scene_item, True, self.overlay_scene))
+
+    def _next_section(self) -> Section:
+        if len(self.event.sections) == self.current_section_idx:
+            self.current_section_idx = 0
+        else:
+            self.current_section_idx += 1
+
+        return self.event.sections[self.current_section_idx]
+
+    def _previous_section(self) -> Section:
+        if self.current_section_idx == 0:
+            self.current_section_idx = len(self.event.sections) - 1
+        else:
+            self.current_section_idx -= 1
+
+        return self.event.sections[self.current_section_idx]

src/sleuthdeck/plugins/presentation/actions.py

@@ -53,6 +53,12 @@ def move(self, x: int, y: int, width: int, height: int):
 
     def focus(self):
         shell.run("wmctrl", "-ia", self.window_id)
+        for _ in range(10):
+            focused = get_focused_window()
+            if focused.window_id == self.window_id:
+                return
+        else:
+            print("Unable to focus window")
 
     def __repr__(self):
         return f"Window (id='{self.window_id}', class='{self.window_class}', title='{self.title}')"
@@ -87,6 +93,11 @@ def _parse_window_output(output):
     return result
 
 
+def get_focused_window() -> Window:
+    window_name = shell.run("xdotool", "getwindowfocus", "getwindowname").strip()
+    return get_window(By.title(window_name), attempts=1)
+
+
 def get_window(selector: Union[str, By], attempts: int = 2) -> Optional[Window]:
     windows = []
     if isinstance(selector, str):