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Merge pull request #44 from AndreWohnsland/dev
In GUI log view
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| import re | ||
| from pathlib import Path | ||
| from collections import Counter | ||
| from PyQt5.QtCore import Qt | ||
| from PyQt5.QtWidgets import QMainWindow | ||
| from src.dialog_handler import UI_LANGUAGE | ||
| from src.display_controller import DP_CONTROLLER | ||
| from src.ui_elements.logwindow import Ui_LogWindow | ||
|
|
||
| _DIRPATH = Path(__file__).parent.absolute() | ||
| _LOG_FOLDER = _DIRPATH.parents[1] / "logs" | ||
| _DEFAULT_SELECTED = "production_logs.log" | ||
| _DEBUG_FILE = "debuglog.log" | ||
|
|
||
|
|
||
| class LogWindow(QMainWindow, Ui_LogWindow): | ||
| """ Creates the log window Widget. """ | ||
|
|
||
| def __init__(self): | ||
| """ Init. Connect all the buttons and set window policy. """ | ||
| super().__init__() | ||
| self.setupUi(self) | ||
| self.setWindowFlags(Qt.Window | Qt.CustomizeWindowHint | Qt.WindowStaysOnTopHint) # type: ignore | ||
| self.setAttribute(Qt.WA_DeleteOnClose) # type: ignore | ||
| DP_CONTROLLER.inject_stylesheet(self) | ||
| # Connect all the buttons, generates a list of the numbers an object names to do that | ||
| self.button_back.clicked.connect(self.close) | ||
|
|
||
| # Get log file names, fill widget, select default, if it exists | ||
| self.log_files = self._get_log_files() | ||
| self.selection_logs.activated.connect(self._read_logs) | ||
| DP_CONTROLLER.fill_single_combobox(self.selection_logs, self.log_files, first_empty=False) | ||
| if _DEFAULT_SELECTED in self.log_files: | ||
| DP_CONTROLLER.set_combobox_item(self.selection_logs, _DEFAULT_SELECTED) | ||
| # activated does only trigger if changed by user, so we need to read in here | ||
| self._read_logs() | ||
|
|
||
| self.move(0, 0) | ||
| UI_LANGUAGE.adjust_log_window(self) | ||
| self.showFullScreen() | ||
| DP_CONTROLLER.set_display_settings(self) | ||
|
|
||
| def _get_log_files(self): | ||
| """Checks the logs folder for all existing log files""" | ||
| return [file.name for file in _LOG_FOLDER.glob("*.log")] | ||
|
|
||
| def _read_logs(self): | ||
| """Read the current selected log file""" | ||
| log_name = self.selection_logs.currentText() | ||
| # Return if empty selection | ||
| if log_name == "": | ||
| return | ||
| log_path = _LOG_FOLDER / log_name | ||
| log_text = log_path.read_text() | ||
| # Handle debug logs differently, since they save error traces, | ||
| # just display the read in text from log in this case | ||
| if log_name == _DEBUG_FILE: | ||
| logs_to_render = self._parse_debug_logs(log_text) | ||
| else: | ||
| logs_to_render = self._parse_log(log_text) | ||
| self.text_display.setText(logs_to_render) | ||
|
|
||
| def _parse_log(self, log_text: str): | ||
| """Parse all logs and return display object. | ||
| Needs logs from new to old, if same message was already there, skip it. | ||
| """ | ||
| data: dict[str, str] = {} | ||
| counter = Counter() | ||
| for line in log_text.splitlines()[::-1]: | ||
| date, message = self._parse_log_line(line) | ||
| if message not in data: | ||
| data[message] = date | ||
| counter[message] = 1 | ||
| else: | ||
| counter[message] += 1 | ||
| log_list_data = [f"{key} ({counter[key]}x, latest: {value})" for key, value in data.items()] | ||
| return "\n".join(log_list_data) | ||
|
|
||
| def _parse_log_line(self, line: str): | ||
| """Parse the log message and return the timestamp + msg""" | ||
| parts = line.split(" | ", maxsplit=1) | ||
| parsed_date = parts[0] | ||
| # usually, we only get 2 parts, due to the maxsplit | ||
| parsed_message = " | ".join(parts[1::]) | ||
| return parsed_date, parsed_message | ||
|
|
||
| def _parse_debug_logs(self, log): | ||
| """Parses and inverts the debug logs""" | ||
| # having into group returns also the matched date | ||
| # This needs to be joined before inverting. | ||
| # Also, the first value is an empty string | ||
| date_regex = r"(\d{4}-\d{2}-\d{2}\s\d{2}:\d{2})" | ||
| information_list = [x for x in re.split(date_regex, log) if x != ""] | ||
| pairs = [" ".join(information_list[i:i + 2]) for i in range(0, len(information_list), 2)] | ||
| return "\n".join(pairs[::-1]) |
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