68 lines
2.7 KiB
Python
68 lines
2.7 KiB
Python
"""Renders one timetable grid per instructor."""
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import sys
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import os
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_ROOT = os.path.join(os.path.dirname(os.path.abspath(__file__)), "..", "..")
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sys.path.insert(0, os.path.join(_ROOT, "app"))
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sys.path.insert(0, os.path.join(_ROOT, "controller"))
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from xlsx_grid_helper import build_grid_sheet, new_workbook, save_workbook # noqa: E402
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from template_controller import TIME_SLOTS as GRID_TIME_SLOTS # noqa: E402
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from template_logger import log_error # noqa: E402
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def generate_teacher_wise_templates(sessions, data, output_dir):
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written = []
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for instructor in data["instructors"]:
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code = instructor["instructor_code"]
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instr_sessions = [s for s in sessions if s["instructor_code"] == code]
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# A teacher can only be in one place at a time: each (day, slot)
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# must resolve to exactly one session. If the schedule places more
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# than one, that's a real scheduling error - log it instead of
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# silently picking/overwriting one.
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raw_by_day_slot = {}
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for s in instr_sessions:
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for slot_index in s["slot_indices"]:
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raw_by_day_slot.setdefault((s["day"], slot_index), []).append(s)
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by_day_slot = {}
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for (day, slot_index), entries in raw_by_day_slot.items():
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if len(entries) > 1:
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course_list = ", ".join(
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f'{e["course_id"]} ({e["course_type"]}) for batch(es) {"+".join(e["batch_codes"])} in {e["room_id"]}'
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for e in entries
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)
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log_error(
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f"Teacher conflict: {instructor['instructor_name']} ({code}) is double-booked on "
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f"{day} slot {slot_index}: {course_list}"
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)
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by_day_slot[(day, slot_index)] = entries[0]
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def cell_text(day, slot_index, raw_by_day_slot=raw_by_day_slot):
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entries = raw_by_day_slot.get((day, slot_index))
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if not entries:
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return ""
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s = entries[0]
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tag = " (Lab)" if s["course_type"] == "lab" else (" (General)" if s["is_general"] else "")
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batches = "+".join(s["batch_codes"])
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text = f'{s["course_name"]}{tag}\n{batches}\n{s["room_id"]}'
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if len(entries) > 1:
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text = "CONFLICT!\n" + text
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return text
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wb = new_workbook()
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ws = wb.active
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build_grid_sheet(
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ws,
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title=f'{instructor["instructor_name"]} ({code})',
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subtitle=f'Department: {instructor["department"]}',
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time_slots=GRID_TIME_SLOTS,
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sessions_by_day_slot=by_day_slot,
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cell_text_fn=cell_text,
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)
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path = save_workbook(wb, output_dir, f"{code}.xlsx")
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written.append(path)
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return written
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