feature/capability-based-deps (#53)
Reviewed-on: #53 Co-authored-by: David Gwilliam <dhgwilliam@gmail.com> Co-committed-by: David Gwilliam <dhgwilliam@gmail.com>
This commit was merged in pull request #53.
This commit is contained in:
356
engine/app.py
356
engine/app.py
@@ -1,352 +1,14 @@
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"""
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Application orchestrator — boot sequence, signal handling, main loop wiring.
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Application orchestrator — pipeline mode entry point.
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This module provides the main entry point for the application.
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The implementation has been refactored into the engine.app package.
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"""
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import atexit
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import os
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import signal
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import sys
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import termios
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import time
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import tty
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# Re-export from the new package structure
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from engine.app import main, run_pipeline_mode, run_pipeline_mode_direct
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from engine import config, render
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from engine.fetch import fetch_all, fetch_poetry, load_cache, save_cache
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from engine.mic import MicMonitor
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from engine.ntfy import NtfyPoller
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from engine.scroll import stream
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from engine.terminal import (
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CLR,
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CURSOR_OFF,
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CURSOR_ON,
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G_DIM,
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G_HI,
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G_MID,
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RST,
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W_DIM,
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W_GHOST,
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boot_ln,
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slow_print,
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tw,
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)
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__all__ = ["main", "run_pipeline_mode", "run_pipeline_mode_direct"]
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TITLE = [
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" ███╗ ███╗ █████╗ ██╗███╗ ██╗██╗ ██╗███╗ ██╗███████╗",
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" ████╗ ████║██╔══██╗██║████╗ ██║██║ ██║████╗ ██║██╔════╝",
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" ██╔████╔██║███████║██║██╔██╗ ██║██║ ██║██╔██╗ ██║█████╗ ",
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" ██║╚██╔╝██║██╔══██║██║██║╚██╗██║██║ ██║██║╚██╗██║██╔══╝ ",
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" ██║ ╚═╝ ██║██║ ██║██║██║ ╚████║███████╗██║██║ ╚████║███████╗",
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" ╚═╝ ╚═╝╚═╝ ╚═╝╚═╝╚═╝ ╚═══╝╚══════╝╚═╝╚═╝ ╚═══╝╚══════╝",
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]
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def _read_picker_key():
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ch = sys.stdin.read(1)
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if ch == "\x03":
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return "interrupt"
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if ch in ("\r", "\n"):
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return "enter"
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if ch == "\x1b":
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c1 = sys.stdin.read(1)
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if c1 != "[":
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return None
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c2 = sys.stdin.read(1)
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if c2 == "A":
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return "up"
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if c2 == "B":
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return "down"
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return None
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if ch in ("k", "K"):
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return "up"
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if ch in ("j", "J"):
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return "down"
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if ch in ("q", "Q"):
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return "enter"
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return None
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def _normalize_preview_rows(rows):
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"""Trim shared left padding and trailing spaces for stable on-screen previews."""
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non_empty = [r for r in rows if r.strip()]
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if not non_empty:
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return [""]
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left_pad = min(len(r) - len(r.lstrip(" ")) for r in non_empty)
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out = []
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for row in rows:
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if left_pad < len(row):
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out.append(row[left_pad:].rstrip())
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else:
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out.append(row.rstrip())
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return out
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def _draw_font_picker(faces, selected):
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w = tw()
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h = 24
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try:
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h = os.get_terminal_size().lines
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except Exception:
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pass
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max_preview_w = max(24, w - 8)
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header_h = 6
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footer_h = 3
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preview_h = max(4, min(config.RENDER_H + 2, max(4, h // 2)))
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visible = max(1, h - header_h - preview_h - footer_h)
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top = max(0, selected - (visible // 2))
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bottom = min(len(faces), top + visible)
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top = max(0, bottom - visible)
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print(CLR, end="")
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print(CURSOR_OFF, end="")
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print()
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print(f" {G_HI}FONT PICKER{RST}")
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print(f" {W_GHOST}{'─' * (w - 4)}{RST}")
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print(f" {W_DIM}{config.FONT_DIR[:max_preview_w]}{RST}")
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print(f" {W_GHOST}↑/↓ move · Enter select · q accept current{RST}")
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print()
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for pos in range(top, bottom):
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face = faces[pos]
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active = pos == selected
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pointer = "▶" if active else " "
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color = G_HI if active else W_DIM
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print(
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f" {color}{pointer} {face['name']}{RST}{W_GHOST} · {face['file_name']}{RST}"
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)
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if top > 0:
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print(f" {W_GHOST}… {top} above{RST}")
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if bottom < len(faces):
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print(f" {W_GHOST}… {len(faces) - bottom} below{RST}")
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print()
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print(f" {W_GHOST}{'─' * (w - 4)}{RST}")
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print(
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f" {W_DIM}Preview: {faces[selected]['name']} · {faces[selected]['file_name']}{RST}"
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)
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preview_rows = faces[selected]["preview_rows"][:preview_h]
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for row in preview_rows:
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shown = row[:max_preview_w]
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print(f" {shown}")
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def pick_font_face():
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"""Interactive startup picker for selecting a face from repo OTF files."""
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if not config.FONT_PICKER:
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return
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font_files = config.list_repo_font_files()
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if not font_files:
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print(CLR, end="")
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print(CURSOR_OFF, end="")
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print()
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print(f" {G_HI}FONT PICKER{RST}")
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print(f" {W_GHOST}{'─' * (tw() - 4)}{RST}")
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print(f" {G_DIM}> no .otf/.ttf/.ttc files found in: {config.FONT_DIR}{RST}")
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print(f" {W_GHOST}> add font files to the fonts folder, then rerun{RST}")
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time.sleep(1.8)
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sys.exit(1)
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prepared = []
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for font_path in font_files:
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try:
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faces = render.list_font_faces(font_path, max_faces=64)
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except Exception:
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fallback = os.path.splitext(os.path.basename(font_path))[0]
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faces = [{"index": 0, "name": fallback}]
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for face in faces:
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idx = face["index"]
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name = face["name"]
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file_name = os.path.basename(font_path)
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try:
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fnt = render.load_font_face(font_path, idx)
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rows = _normalize_preview_rows(render.render_line(name, fnt))
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except Exception:
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rows = ["(preview unavailable)"]
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prepared.append(
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{
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"font_path": font_path,
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"font_index": idx,
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"name": name,
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"file_name": file_name,
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"preview_rows": rows,
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}
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)
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if not prepared:
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print(CLR, end="")
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print(CURSOR_OFF, end="")
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print()
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print(f" {G_HI}FONT PICKER{RST}")
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print(f" {W_GHOST}{'─' * (tw() - 4)}{RST}")
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print(f" {G_DIM}> no readable font faces found in: {config.FONT_DIR}{RST}")
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time.sleep(1.8)
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sys.exit(1)
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def _same_path(a, b):
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try:
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return os.path.samefile(a, b)
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except Exception:
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return os.path.abspath(a) == os.path.abspath(b)
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selected = next(
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(
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i
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for i, f in enumerate(prepared)
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if _same_path(f["font_path"], config.FONT_PATH)
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and f["font_index"] == config.FONT_INDEX
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),
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0,
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)
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if not sys.stdin.isatty():
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selected_font = prepared[selected]
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config.set_font_selection(
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font_path=selected_font["font_path"],
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font_index=selected_font["font_index"],
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)
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render.clear_font_cache()
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print(
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f" {G_DIM}> using {selected_font['name']} ({selected_font['file_name']}){RST}"
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)
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time.sleep(0.8)
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print(CLR, end="")
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print(CURSOR_OFF, end="")
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print()
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return
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fd = sys.stdin.fileno()
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old_settings = termios.tcgetattr(fd)
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try:
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tty.setcbreak(fd)
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while True:
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_draw_font_picker(prepared, selected)
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key = _read_picker_key()
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if key == "up":
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selected = max(0, selected - 1)
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elif key == "down":
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selected = min(len(prepared) - 1, selected + 1)
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elif key == "enter":
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break
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elif key == "interrupt":
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raise KeyboardInterrupt
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finally:
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termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
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selected_font = prepared[selected]
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config.set_font_selection(
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font_path=selected_font["font_path"],
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font_index=selected_font["font_index"],
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)
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render.clear_font_cache()
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print(
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f" {G_DIM}> using {selected_font['name']} ({selected_font['file_name']}){RST}"
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)
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time.sleep(0.8)
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print(CLR, end="")
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print(CURSOR_OFF, end="")
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print()
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def main():
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atexit.register(lambda: print(CURSOR_ON, end="", flush=True))
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def handle_sigint(*_):
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print(f"\n\n {G_DIM}> SIGNAL LOST{RST}")
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print(f" {W_GHOST}> connection terminated{RST}\n")
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sys.exit(0)
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signal.signal(signal.SIGINT, handle_sigint)
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w = tw()
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print(CLR, end="")
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print(CURSOR_OFF, end="")
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pick_font_face()
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w = tw()
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print()
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time.sleep(0.4)
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for ln in TITLE:
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print(f"{G_HI}{ln}{RST}")
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time.sleep(0.07)
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print()
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_subtitle = (
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"literary consciousness stream"
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if config.MODE == "poetry"
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else "digital consciousness stream"
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)
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print(f" {W_DIM}v0.1 · {_subtitle}{RST}")
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print(f" {W_GHOST}{'─' * (w - 4)}{RST}")
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print()
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time.sleep(0.4)
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cached = load_cache() if "--refresh" not in sys.argv else None
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if cached:
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items = cached
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boot_ln("Cache", f"LOADED [{len(items)} SIGNALS]", True)
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elif config.MODE == "poetry":
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slow_print(" > INITIALIZING LITERARY CORPUS...\n")
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time.sleep(0.2)
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print()
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items, linked, failed = fetch_poetry()
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print()
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print(
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f" {G_DIM}>{RST} {G_MID}{linked} TEXTS LOADED{RST} {W_GHOST}· {failed} DARK{RST}"
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)
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print(f" {G_DIM}>{RST} {G_MID}{len(items)} STANZAS ACQUIRED{RST}")
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save_cache(items)
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else:
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slow_print(" > INITIALIZING FEED ARRAY...\n")
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time.sleep(0.2)
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print()
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items, linked, failed = fetch_all()
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print()
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print(
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f" {G_DIM}>{RST} {G_MID}{linked} SOURCES LINKED{RST} {W_GHOST}· {failed} DARK{RST}"
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)
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print(f" {G_DIM}>{RST} {G_MID}{len(items)} SIGNALS ACQUIRED{RST}")
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save_cache(items)
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if not items:
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print(f"\n {W_DIM}> NO SIGNAL — check network{RST}")
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sys.exit(1)
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print()
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mic = MicMonitor(threshold_db=config.MIC_THRESHOLD_DB)
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mic_ok = mic.start()
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if mic.available:
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boot_ln(
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"Microphone",
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"ACTIVE"
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if mic_ok
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else "OFFLINE · check System Settings → Privacy → Microphone",
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bool(mic_ok),
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)
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ntfy = NtfyPoller(
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config.NTFY_TOPIC,
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reconnect_delay=config.NTFY_RECONNECT_DELAY,
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display_secs=config.MESSAGE_DISPLAY_SECS,
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)
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ntfy_ok = ntfy.start()
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boot_ln("ntfy", "LISTENING" if ntfy_ok else "OFFLINE", ntfy_ok)
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if config.FIREHOSE:
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boot_ln("Firehose", "ENGAGED", True)
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time.sleep(0.4)
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slow_print(" > STREAMING...\n")
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time.sleep(0.2)
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print(f" {W_GHOST}{'─' * (w - 4)}{RST}")
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print()
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time.sleep(0.4)
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stream(items, ntfy, mic)
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print()
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print(f" {W_GHOST}{'─' * (tw() - 4)}{RST}")
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print(f" {G_DIM}> {config.HEADLINE_LIMIT} SIGNALS PROCESSED{RST}")
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print(f" {W_GHOST}> end of stream{RST}")
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print()
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if __name__ == "__main__":
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main()
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Block a user