def create_playlist_progress(cls, user, quiz=True): default_playlist = "g4_u401_p1" playlist = [pl for pl in Playlist.all() if pl.id == default_playlist] assert ( playlist[0].id == default_playlist ), "Unexpected playlist ID. Update tests to match new playlists.json" playlist = playlist[0] # Creating one specific entry for a specific item in the playlist # Note (aron): The new nalanda playlists don't have any videos now # So I commented those out # VideoLog(**{ # "user": user, # "video_id": "nFsQA2Zvy1o", # "youtube_id": "nFsQA2Zvy1o", # "total_seconds_watched": 290, # "points": 750, # "complete": True, # }).save() ExerciseLog( **{ "user": user, "exercise_id": "telling_time", "streak_progress": 50, "attempts": 25, "points": 100, "complete": False, "struggling": True, }).save() if quiz: QuizLog( **{ "user": user, "quiz": default_playlist, "complete": True, "attempts": 1, "response_log": "[4]", "total_correct": 4, "total_number": 6, }).save() return playlist
def create_playlist_progress(cls, user, quiz=True): default_playlist = "g4_u401_p1" playlist = [pl for pl in Playlist.all() if pl.id == default_playlist] assert(playlist[0].id == default_playlist), "Unexpected playlist ID. Update tests to match new playlists.json" playlist = playlist[0] # Creating one specific entry for a specific item in the playlist # Note (aron): The new nalanda playlists don't have any videos now # So I commented those out # VideoLog(**{ # "user": user, # "video_id": "nFsQA2Zvy1o", # "youtube_id": "nFsQA2Zvy1o", # "total_seconds_watched": 290, # "points": 750, # "complete": True, # }).save() ExerciseLog(**{ "user": user, "exercise_id": "telling_time", "streak_progress": 50, "attempts": 25, "points": 100, "complete": False, "struggling": True, }).save() if quiz: QuizLog(**{ "user": user, "quiz": default_playlist, "complete": True, "attempts": 1, "response_log": "[4]", "total_correct": 4, "total_number": 6, }).save() return playlist
def tabular_view(request, report_type="exercise"): """Tabular view also gets data server-side.""" # important for setting the defaults for the coach nav bar language = lcode_to_django_lang(request.language) facility, group_id, context = coach_nav_context(request, "tabular") # Define how students are ordered--used to be as efficient as possible. student_ordering = ["last_name", "first_name", "username"] # Get a list of topics (sorted) and groups topics = [get_node_cache("Topic", language=language).get(tid["id"]) for tid in get_knowledgemap_topics(language=language) if report_type.title() in tid["contains"]] playlists = Playlist.all() (groups, facilities, ungrouped_available) = get_accessible_objects_from_logged_in_user(request, facility=facility) context.update(plotting_metadata_context(request, facility=facility)) context.update({ # For translators: the following two translations are nouns "report_types": ({"value": "exercise", "name":_("exercise")}, {"value": "video", "name": _("video")}), "request_report_type": report_type, "topics": [{"id": t["id"], "title": t["title"]} for t in topics if t], "playlists": [{"id": p.id, "title": p.title, "tag": p.tag} for p in playlists if p], }) # get querystring info topic_id = request.GET.get("topic", "") playlist_id = request.GET.get("playlist", "") # No valid data; just show generic # Exactly one of topic_id or playlist_id should be present if not ((topic_id or playlist_id) and not (topic_id and playlist_id)): if playlists: messages.add_message(request, WARNING, _("Please select a playlist.")) elif topics: messages.add_message(request, WARNING, _("Please select a topic.")) return context playlist = (filter(lambda p: p.id == playlist_id, Playlist.all()) or [None])[0] if group_id: # Narrow by group if group_id == control_panel_api_resources.UNGROUPED_KEY: users = FacilityUser.objects.filter(group__isnull=True, is_teacher=False) if facility: # filter only those ungrouped students for the facility users = users.filter(facility=facility) users = users.order_by(*student_ordering) else: # filter all ungroup students users = FacilityUser.objects.filter(group__isnull=True, is_teacher=False).order_by(*student_ordering) else: users = FacilityUser.objects.filter( group=group_id, is_teacher=False).order_by(*student_ordering) elif facility: # Narrow by facility search_groups = [groups_dict["groups"] for groups_dict in groups if groups_dict["facility"] == facility.id] assert len(search_groups) <= 1, "Should only have one or zero matches." # Return groups and ungrouped search_groups = search_groups[0] # make sure to include ungrouped students users = FacilityUser.objects.filter( Q(group__in=search_groups) | Q(group=None, facility=facility), is_teacher=False).order_by(*student_ordering) else: # Show all (including ungrouped) search_groups = [] for groups_dict in groups: search_groups += groups_dict["groups"] users = FacilityUser.objects.filter( Q(group__in=search_groups) | Q(group=None), is_teacher=False).order_by(*student_ordering) # We have enough data to render over a group of students # Get type-specific information if report_type == "exercise": # Fill in exercises if topic_id: exercises = get_topic_exercises(topic_id=topic_id) elif playlist: exercises = playlist.get_playlist_entries("Exercise", language=language) context["exercises"] = exercises # More code, but much faster exercise_names = [ex["id"] for ex in context["exercises"]] # Get students context["students"] = [] exlogs = ExerciseLog.objects \ .filter(user__in=users, exercise_id__in=exercise_names) \ .order_by(*["user__%s" % field for field in student_ordering]) \ .values("user__id", "struggling", "complete", "exercise_id") exlogs = list(exlogs) # force the query to be evaluated exlog_idx = 0 for user in users: log_table = {} while exlog_idx < len(exlogs) and exlogs[exlog_idx]["user__id"] == user.id: log_table[exlogs[exlog_idx]["exercise_id"]] = exlogs[exlog_idx] exlog_idx += 1 context["students"].append({ # this could be DRYer "first_name": user.first_name, "last_name": user.last_name, "username": user.username, "name": user.get_name(), "id": user.id, "exercise_logs": log_table, }) elif report_type == "video": # Fill in videos if topic_id: context["videos"] = get_topic_videos(topic_id=topic_id) elif playlist: context["videos"] = playlist.get_playlist_entries("Video", language=language) # More code, but much faster video_ids = [vid["id"] for vid in context["videos"]] # Get students context["students"] = [] vidlogs = VideoLog.objects \ .filter(user__in=users, video_id__in=video_ids) \ .order_by(*["user__%s" % field for field in student_ordering])\ .values("user__id", "complete", "video_id", "total_seconds_watched", "points") vidlogs = list(vidlogs) # force the query to be executed now vidlog_idx = 0 for user in users: log_table = {} while vidlog_idx < len(vidlogs) and vidlogs[vidlog_idx]["user__id"] == user.id: log_table[vidlogs[vidlog_idx]["video_id"]] = vidlogs[vidlog_idx] vidlog_idx += 1 context["students"].append({ # this could be DRYer "first_name": user.first_name, "last_name": user.last_name, "username": user.username, "name": user.get_name(), "id": user.id, "video_logs": log_table, }) else: raise Http404(_("Unknown report_type: %(report_type)s") % {"report_type": report_type}) # Validate results by showing user messages. if not users: # 1. check group facility groups if len(groups) > 0 and not groups[0]['groups']: # 1. No groups available (for facility) and "no students" returned. messages.add_message(request, WARNING, _("No learner accounts have been created for selected facility/group.")) elif topic_id and playlist_id: # 2. Both topic and playlist are selected. messages.add_message(request, WARNING, _("Please select either a topic or a playlist above, but not both.")) elif not topic_id and not playlist_id: # 3. Group was selected, but data not queried because a topic or playlist was not selected. if playlists: # 4. No playlist was selected. messages.add_message(request, WARNING, _("Please select a playlist.")) elif topics: # 5. No topic was selected. messages.add_message(request, WARNING, _("Please select a topic.")) else: # 6. Everything specified, but no users fit the query. messages.add_message(request, WARNING, _("No learner accounts in this group have been created.")) # End: Validate results by showing user messages. log_coach_report_view(request) return context
def user_progress(cls, user_id): """ Return a list of PlaylistProgress objects associated with the user. """ user = FacilityUser.objects.get(id=user_id) all_playlists = [getattr(pl, "__dict__", pl) for pl in Playlist.all() + get_leafed_topics()] # Retrieve video, exercise, and quiz logs that appear in this playlist user_vid_logs, user_ex_logs = cls.get_user_logs(user) exercise_ids = set([ex_log["exercise_id"] for ex_log in user_ex_logs]) video_ids = set([get_id2slug_map().get(vid_log["video_id"]) for vid_log in user_vid_logs]) quiz_log_ids = [ql_id["quiz"] for ql_id in QuizLog.objects.filter(user=user).values("quiz")] # Build a list of playlists for which the user has at least one data point ## TODO(dylanjbarth) this won't pick up playlists the user is assigned but has not started yet. user_playlists = list() for p in all_playlists: for e in (p.get("entries") or p.get("children")): if (e.get("entity_kind") or e.get("kind")) == "Video" or (e.get("entity_kind") or e.get("kind")) == "Exercise": entity_id = convert_leaf_url_to_id((e.get("entity_id") or e.get("id"))) if entity_id in exercise_ids or entity_id in video_ids: user_playlists.append(p) break elif e.get("entity_kind") == "Quiz": if p.get("id") in quiz_log_ids: user_playlists.append(p) # Store stats for each playlist user_progress = list() for i, p in enumerate(user_playlists): # Playlist entry totals pl_video_ids, pl_exercise_ids = cls.get_playlist_entry_ids(p) n_pl_videos = float(len(pl_video_ids)) n_pl_exercises = float(len(pl_exercise_ids)) # Vid & exercise logs in this playlist pl_ex_logs = [ex_log for ex_log in user_ex_logs if ex_log["exercise_id"] in pl_exercise_ids] pl_vid_logs = [vid_log for vid_log in user_vid_logs if vid_log["video_id"] in pl_video_ids] # Compute video stats n_vid_complete = len([vid for vid in pl_vid_logs if vid["complete"]]) n_vid_started = len([vid for vid in pl_vid_logs if (vid["total_seconds_watched"] > 0) and (not vid["complete"])]) vid_pct_complete = int(float(n_vid_complete) / n_pl_videos * 100) if n_pl_videos else 0 vid_pct_started = int(float(n_vid_started) / n_pl_videos * 100) if n_pl_videos else 0 if vid_pct_complete == 100: vid_status = "complete" elif n_vid_started > 0: vid_status = "inprogress" else: vid_status = "notstarted" # Compute exercise stats n_ex_mastered = len([ex for ex in pl_ex_logs if ex["complete"]]) n_ex_started = len([ex for ex in pl_ex_logs if ex["attempts"] > 0]) n_ex_incomplete = len([ex for ex in pl_ex_logs if (ex["attempts"] > 0 and not ex["complete"])]) n_ex_struggling = len([ex for ex in pl_ex_logs if ex["struggling"]]) ex_pct_mastered = int(float(n_ex_mastered) / n_pl_exercises * 100) ex_pct_incomplete = int(float(n_ex_incomplete) / n_pl_exercises * 100) ex_pct_struggling = int(float(n_ex_struggling) / n_pl_exercises * 100) if not n_ex_started: ex_status = "notstarted" elif ex_pct_struggling > 0: # note: we want to help students prioritize areas they need to focus on # therefore if they are struggling in this exercise group, we highlight it for them ex_status = "struggling" elif ex_pct_mastered < 99: ex_status = "inprogress" else: ex_status = "complete" # Compute quiz stats quiz_exists, quiz_log, quiz_pct_score = cls.get_quiz_log(user, (p.get("entries") or p.get("children")), p.get("id")) if quiz_log: if quiz_pct_score <= 50: quiz_status = "struggling" elif quiz_pct_score <= 79: quiz_status = "borderline" else: quiz_status = "complete" else: quiz_status = "notstarted" progress = { "title": p.get("title"), "id": p.get("id"), "tag": p.get("tag"), "vid_pct_complete": vid_pct_complete, "vid_pct_started": vid_pct_started, "vid_status": vid_status, "ex_pct_mastered": ex_pct_mastered, "ex_pct_incomplete": ex_pct_incomplete, "ex_pct_struggling": ex_pct_struggling, "ex_status": ex_status, "quiz_status": quiz_status, "quiz_exists": quiz_exists, "quiz_pct_score": quiz_pct_score, "n_pl_videos": n_pl_videos, "n_pl_exercises": n_pl_exercises, } try: progress["url"] = reverse("view_playlist", kwargs={"playlist_id": p.get("id")}) except NoReverseMatch: progress["url"] = reverse("learn") + p.get("path") user_progress.append(cls(**progress)) return user_progress
def user_progress_detail(cls, user_id, playlist_id): """ Return a list of video, exercise, and quiz log PlaylistProgressDetail objects associated with a specific user and playlist ID. """ user = FacilityUser.objects.get(id=user_id) playlist = next((pl for pl in [plist.__dict__ for plist in Playlist.all()] + get_leafed_topics() if pl.get("id") == playlist_id), None) pl_video_ids, pl_exercise_ids = cls.get_playlist_entry_ids(playlist) # Retrieve video, exercise, and quiz logs that appear in this playlist user_vid_logs, user_ex_logs = cls.get_user_logs(user, pl_video_ids, pl_exercise_ids) # Format & append quiz the quiz log, if it exists quiz_exists, quiz_log, quiz_pct_score = cls.get_quiz_log(user, (playlist.get("entries") or playlist.get("children")), playlist.get("id")) # Finally, sort an ordered list of the playlist entries, with user progress # injected where it exists. progress_details = list() for ent in (playlist.get("entries") or playlist.get("children")): entry = {} kind = ent.get("entity_kind") or ent.get("kind") if kind == "Divider": continue elif kind == "Video": entity_id = get_slug2id_map().get(ent.get("entity_id")) or ent.get("id") vid_log = next((vid_log for vid_log in user_vid_logs if vid_log["video_id"] == entity_id), None) if vid_log: if vid_log.get("complete"): status = "complete" elif vid_log.get("total_seconds_watched"): status = "inprogress" else: status = "notstarted" leaf_node = get_content_cache().get(vid_log["video_id"]) entry = { "id": entity_id, "kind": kind, "status": status, "score": int(float(vid_log.get("points")) / float(750) * 100), "title": leaf_node["title"], "path": leaf_node["path"], } elif kind == "Exercise": entity_id = (ent.get("entity_id") or ent.get("id")) ex_log = next((ex_log for ex_log in user_ex_logs if ex_log["exercise_id"] == entity_id), None) if ex_log: if ex_log.get("struggling"): status = "struggling" elif ex_log.get("complete"): status = "complete" elif ex_log.get("attempts"): status = "inprogress" ex_log_id = ex_log.get("exercise_id") leaf_node = get_exercise_cache().get(ex_log_id) entry = { "id": ex_log_id, "kind": kind, "status": status, "score": ex_log.get("streak_progress"), "title": leaf_node["title"], "path": leaf_node["path"], } elif kind == "Quiz": entity_id = playlist["id"] if quiz_log: if quiz_log.complete: if quiz_pct_score <= 59: status = "fail" elif quiz_pct_score <= 79: status = "borderline" else: status = "pass" elif quiz_log.attempts: status = "inprogress" else: status = "notstarted" quiz_log_id = quiz_log.quiz entry = { "id": quiz_log_id, "kind": "Quiz", "status": status, "score": quiz_pct_score, "title": playlist.get("title"), "path": "", } if not entry: entry = cls.create_empty_entry(entity_id, kind, playlist) progress_details.append(cls(**entry)) return progress_details
def tabular_view(request, report_type="exercise"): """Tabular view also gets data server-side.""" # important for setting the defaults for the coach nav bar language = lcode_to_django_lang(request.language) facility, group_id, context = coach_nav_context(request, "tabular") # Define how students are ordered--used to be as efficient as possible. student_ordering = ["last_name", "first_name", "username"] # Get a list of topics (sorted) and groups topics = [ get_node_cache("Topic", language=language).get(tid["id"]) for tid in get_knowledgemap_topics(language=language) if report_type.title() in tid["contains"] ] playlists = Playlist.all() (groups, facilities, ungrouped_available) = get_accessible_objects_from_logged_in_user( request, facility=facility) context.update(plotting_metadata_context(request, facility=facility)) context.update({ # For translators: the following two translations are nouns "report_types": ({ "value": "exercise", "name": _("exercise") }, { "value": "video", "name": _("video") }), "request_report_type": report_type, "topics": [{ "id": t["id"], "title": t["title"] } for t in topics if t], "playlists": [{ "id": p.id, "title": p.title, "tag": p.tag } for p in playlists if p], }) # get querystring info topic_id = request.GET.get("topic", "") playlist_id = request.GET.get("playlist", "") # No valid data; just show generic # Exactly one of topic_id or playlist_id should be present if not ((topic_id or playlist_id) and not (topic_id and playlist_id)): if playlists: messages.add_message(request, WARNING, _("Please select a playlist.")) elif topics: messages.add_message(request, WARNING, _("Please select a topic.")) return context playlist = (filter(lambda p: p.id == playlist_id, Playlist.all()) or [None])[0] if group_id: # Narrow by group if group_id == control_panel_api_resources.UNGROUPED_KEY: users = FacilityUser.objects.filter(group__isnull=True, is_teacher=False) if facility: # filter only those ungrouped students for the facility users = users.filter(facility=facility) users = users.order_by(*student_ordering) else: # filter all ungroup students users = FacilityUser.objects.filter( group__isnull=True, is_teacher=False).order_by(*student_ordering) else: users = FacilityUser.objects.filter( group=group_id, is_teacher=False).order_by(*student_ordering) elif facility: # Narrow by facility search_groups = [ groups_dict["groups"] for groups_dict in groups if groups_dict["facility"] == facility.id ] assert len(search_groups) <= 1, "Should only have one or zero matches." # Return groups and ungrouped search_groups = search_groups[ 0] # make sure to include ungrouped students users = FacilityUser.objects.filter( Q(group__in=search_groups) | Q(group=None, facility=facility), is_teacher=False).order_by(*student_ordering) else: # Show all (including ungrouped) search_groups = [] for groups_dict in groups: search_groups += groups_dict["groups"] users = FacilityUser.objects.filter( Q(group__in=search_groups) | Q(group=None), is_teacher=False).order_by(*student_ordering) # We have enough data to render over a group of students # Get type-specific information if report_type == "exercise": # Fill in exercises if topic_id: exercises = get_topic_exercises(topic_id=topic_id) elif playlist: exercises = playlist.get_playlist_entries("Exercise", language=language) context["exercises"] = exercises # More code, but much faster exercise_names = [ex["id"] for ex in context["exercises"]] # Get students context["students"] = [] exlogs = ExerciseLog.objects \ .filter(user__in=users, exercise_id__in=exercise_names) \ .order_by(*["user__%s" % field for field in student_ordering]) \ .values("user__id", "struggling", "complete", "exercise_id") exlogs = list(exlogs) # force the query to be evaluated exlog_idx = 0 for user in users: log_table = {} while exlog_idx < len( exlogs) and exlogs[exlog_idx]["user__id"] == user.id: log_table[exlogs[exlog_idx]["exercise_id"]] = exlogs[exlog_idx] exlog_idx += 1 context["students"].append({ # this could be DRYer "first_name": user.first_name, "last_name": user.last_name, "username": user.username, "name": user.get_name(), "id": user.id, "exercise_logs": log_table, }) elif report_type == "video": # Fill in videos if topic_id: context["videos"] = get_topic_videos(topic_id=topic_id) elif playlist: context["videos"] = playlist.get_playlist_entries( "Video", language=language) # More code, but much faster video_ids = [vid["id"] for vid in context["videos"]] # Get students context["students"] = [] vidlogs = VideoLog.objects \ .filter(user__in=users, video_id__in=video_ids) \ .order_by(*["user__%s" % field for field in student_ordering])\ .values("user__id", "complete", "video_id", "total_seconds_watched", "points") vidlogs = list(vidlogs) # force the query to be executed now vidlog_idx = 0 for user in users: log_table = {} while vidlog_idx < len( vidlogs) and vidlogs[vidlog_idx]["user__id"] == user.id: log_table[vidlogs[vidlog_idx] ["video_id"]] = vidlogs[vidlog_idx] vidlog_idx += 1 context["students"].append({ # this could be DRYer "first_name": user.first_name, "last_name": user.last_name, "username": user.username, "name": user.get_name(), "id": user.id, "video_logs": log_table, }) else: raise Http404( _("Unknown report_type: %(report_type)s") % {"report_type": report_type}) # Validate results by showing user messages. if not users: # 1. check group facility groups if len(groups) > 0 and not groups[0]['groups']: # 1. No groups available (for facility) and "no students" returned. messages.add_message( request, WARNING, _("No learner accounts have been created for selected facility/group." )) elif topic_id and playlist_id: # 2. Both topic and playlist are selected. messages.add_message( request, WARNING, _("Please select either a topic or a playlist above, but not both." )) elif not topic_id and not playlist_id: # 3. Group was selected, but data not queried because a topic or playlist was not selected. if playlists: # 4. No playlist was selected. messages.add_message(request, WARNING, _("Please select a playlist.")) elif topics: # 5. No topic was selected. messages.add_message(request, WARNING, _("Please select a topic.")) else: # 6. Everything specified, but no users fit the query. messages.add_message( request, WARNING, _("No learner accounts in this group have been created.")) # End: Validate results by showing user messages. log_coach_report_view(request) return context
def user_progress_detail(cls, user_id, playlist_id): """ Return a list of video, exercise, and quiz log PlaylistProgressDetail objects associated with a specific user and playlist ID. """ user = FacilityUser.objects.get(id=user_id) playlist = next( ( pl for pl in [plist.__dict__ for plist in Playlist.all()] + get_leafed_topics() if pl.get("id") == playlist_id ), None, ) pl_video_ids, pl_exercise_ids = cls.get_playlist_entry_ids(playlist) # Retrieve video, exercise, and quiz logs that appear in this playlist user_vid_logs, user_ex_logs = cls.get_user_logs(user, pl_video_ids, pl_exercise_ids) # Format & append quiz the quiz log, if it exists quiz_exists, quiz_log, quiz_pct_score = cls.get_quiz_log( user, (playlist.get("entries") or playlist.get("children")), playlist.get("id") ) # Finally, sort an ordered list of the playlist entries, with user progress # injected where it exists. progress_details = list() for ent in playlist.get("entries") or playlist.get("children"): entry = {} kind = ent.get("entity_kind") or ent.get("kind") if kind == "Divider": continue elif kind == "Video": entity_id = get_slug2id_map().get(ent.get("entity_id")) or ent.get("id") vid_log = next((vid_log for vid_log in user_vid_logs if vid_log["video_id"] == entity_id), None) if vid_log: if vid_log.get("complete"): status = "complete" elif vid_log.get("total_seconds_watched"): status = "inprogress" else: status = "notstarted" leaf_node = get_content_cache().get(vid_log["video_id"]) entry = { "id": entity_id, "kind": kind, "status": status, "score": int(float(vid_log.get("points")) / float(750) * 100), "title": leaf_node["title"], "path": leaf_node["path"], } elif kind == "Exercise": entity_id = ent.get("entity_id") or ent.get("id") ex_log = next((ex_log for ex_log in user_ex_logs if ex_log["exercise_id"] == entity_id), None) if ex_log: if ex_log.get("struggling"): status = "struggling" elif ex_log.get("complete"): status = "complete" elif ex_log.get("attempts"): status = "inprogress" ex_log_id = ex_log.get("exercise_id") leaf_node = get_exercise_cache().get(ex_log_id) entry = { "id": ex_log_id, "kind": kind, "status": status, "score": ex_log.get("streak_progress"), "title": leaf_node["title"], "path": leaf_node["path"], } elif kind == "Quiz": entity_id = playlist["id"] if quiz_log: if quiz_log.complete: if quiz_pct_score <= 59: status = "fail" elif quiz_pct_score <= 79: status = "borderline" else: status = "pass" elif quiz_log.attempts: status = "inprogress" else: status = "notstarted" quiz_log_id = quiz_log.quiz entry = { "id": quiz_log_id, "kind": "Quiz", "status": status, "score": quiz_pct_score, "title": playlist.get("title"), "path": "", } if not entry: entry = cls.create_empty_entry(entity_id, kind, playlist) progress_details.append(cls(**entry)) return progress_details
def user_progress(cls, user_id): """ Return a list of PlaylistProgress objects associated with the user. """ user = FacilityUser.objects.get(id=user_id) all_playlists = [getattr(pl, "__dict__", pl) for pl in Playlist.all() + get_leafed_topics()] # Retrieve video, exercise, and quiz logs that appear in this playlist user_vid_logs, user_ex_logs = cls.get_user_logs(user) exercise_ids = set([ex_log["exercise_id"] for ex_log in user_ex_logs]) video_ids = set([get_id2slug_map().get(vid_log["video_id"]) for vid_log in user_vid_logs]) quiz_log_ids = [ql_id["quiz"] for ql_id in QuizLog.objects.filter(user=user).values("quiz")] # Build a list of playlists for which the user has at least one data point ## TODO(dylanjbarth) this won't pick up playlists the user is assigned but has not started yet. user_playlists = list() for p in all_playlists: for e in p.get("entries") or p.get("children"): if (e.get("entity_kind") or e.get("kind")) == "Video" or ( e.get("entity_kind") or e.get("kind") ) == "Exercise": entity_id = convert_leaf_url_to_id((e.get("entity_id") or e.get("id"))) if entity_id in exercise_ids or entity_id in video_ids: user_playlists.append(p) break elif e.get("entity_kind") == "Quiz": if p.get("id") in quiz_log_ids: user_playlists.append(p) # Store stats for each playlist user_progress = list() for i, p in enumerate(user_playlists): # Playlist entry totals pl_video_ids, pl_exercise_ids = cls.get_playlist_entry_ids(p) n_pl_videos = float(len(pl_video_ids)) n_pl_exercises = float(len(pl_exercise_ids)) # Vid & exercise logs in this playlist pl_ex_logs = [ex_log for ex_log in user_ex_logs if ex_log["exercise_id"] in pl_exercise_ids] pl_vid_logs = [vid_log for vid_log in user_vid_logs if vid_log["video_id"] in pl_video_ids] # Compute video stats n_vid_complete = len([vid for vid in pl_vid_logs if vid["complete"]]) n_vid_started = len( [vid for vid in pl_vid_logs if (vid["total_seconds_watched"] > 0) and (not vid["complete"])] ) vid_pct_complete = int(float(n_vid_complete) / n_pl_videos * 100) if n_pl_videos else 0 vid_pct_started = int(float(n_vid_started) / n_pl_videos * 100) if n_pl_videos else 0 if vid_pct_complete == 100: vid_status = "complete" elif n_vid_started > 0: vid_status = "inprogress" else: vid_status = "notstarted" # Compute exercise stats n_ex_mastered = len([ex for ex in pl_ex_logs if ex["complete"]]) n_ex_started = len([ex for ex in pl_ex_logs if ex["attempts"] > 0]) n_ex_incomplete = len([ex for ex in pl_ex_logs if (ex["attempts"] > 0 and not ex["complete"])]) n_ex_struggling = len([ex for ex in pl_ex_logs if ex["struggling"]]) ex_pct_mastered = int(float(n_ex_mastered) / n_pl_exercises * 100) ex_pct_incomplete = int(float(n_ex_incomplete) / n_pl_exercises * 100) ex_pct_struggling = int(float(n_ex_struggling) / n_pl_exercises * 100) if not n_ex_started: ex_status = "notstarted" elif ex_pct_struggling > 0: # note: we want to help students prioritize areas they need to focus on # therefore if they are struggling in this exercise group, we highlight it for them ex_status = "struggling" elif ex_pct_mastered < 99: ex_status = "inprogress" else: ex_status = "complete" # Compute quiz stats quiz_exists, quiz_log, quiz_pct_score = cls.get_quiz_log( user, (p.get("entries") or p.get("children")), p.get("id") ) if quiz_log: if quiz_pct_score <= 50: quiz_status = "struggling" elif quiz_pct_score <= 79: quiz_status = "borderline" else: quiz_status = "complete" else: quiz_status = "notstarted" progress = { "title": p.get("title"), "id": p.get("id"), "tag": p.get("tag"), "vid_pct_complete": vid_pct_complete, "vid_pct_started": vid_pct_started, "vid_status": vid_status, "ex_pct_mastered": ex_pct_mastered, "ex_pct_incomplete": ex_pct_incomplete, "ex_pct_struggling": ex_pct_struggling, "ex_status": ex_status, "quiz_status": quiz_status, "quiz_exists": quiz_exists, "quiz_pct_score": quiz_pct_score, "n_pl_videos": n_pl_videos, "n_pl_exercises": n_pl_exercises, } try: progress["url"] = reverse("view_playlist", kwargs={"playlist_id": p.get("id")}) except NoReverseMatch: progress["url"] = reverse("learn") + p.get("path") user_progress.append(cls(**progress)) return user_progress