Previous page context overhaul

src/IsaacAppTypes.tsx

@@ -755,4 +755,5 @@ export type QuestionCorrectness = "CORRECT" | "INCORRECT" | "NOT_ANSWERED" | "NO
 export type PageContextState = {
     stage?: LearningStage[];
     subject?: Subject;
+    previousContext?: Omit<PageContextState, "previousContext">;
 } | null | undefined;

src/app/components/elements/layout/SidebarLayout.tsx

@@ -3,20 +3,20 @@ import { Col, ColProps, RowProps, Input, Offcanvas, OffcanvasBody, OffcanvasHead
 import partition from "lodash/partition";
 import classNames from "classnames";
 import { AssignmentDTO, ContentSummaryDTO, IsaacConceptPageDTO, QuestionDTO, QuizAttemptDTO, RegisteredUserDTO } from "../../../../IsaacApiTypes";
-import { above, ACCOUNT_TAB, ACCOUNT_TABS, AUDIENCE_DISPLAY_FIELDS, below, BOARD_ORDER_NAMES, BoardCompletions, BoardCreators, BoardLimit, BoardSubjects, BoardViews, confirmThen, determineAudienceViews, filterAssignmentsByStatus, filterAudienceViewsByProperties, getDistinctAssignmentGroups, getDistinctAssignmentSetters, getThemeFromContextAndTags, HUMAN_STAGES, ifKeyIsEnter, isAda, isDefined, siteSpecific, useDeviceSize } from "../../../services";
+import { above, ACCOUNT_TAB, ACCOUNT_TABS, AUDIENCE_DISPLAY_FIELDS, below, BOARD_ORDER_NAMES, BoardCompletions, BoardCreators, BoardLimit, BoardSubjects, BoardViews, confirmThen, determineAudienceViews, filterAssignmentsByStatus, filterAudienceViewsByProperties, getDistinctAssignmentGroups, getDistinctAssignmentSetters, getHumanContext, getThemeFromContextAndTags, HUMAN_STAGES, ifKeyIsEnter, isAda, isDefined, PHY_NAV_SUBJECTS, siteSpecific, TAG_ID, tags, useDeviceSize } from "../../../services";
 import { StageAndDifficultySummaryIcons } from "../StageAndDifficultySummaryIcons";
 import { selectors, useAppSelector } from "../../../state";
 import { Link, useHistory } from "react-router-dom";
 import { AppGroup, AssignmentBoardOrder, Tag } from "../../../../IsaacAppTypes";
 import { AffixButton } from "../AffixButton";
-import { getHumanContext } from "../../../services/pageContext";
 import { QuestionFinderFilterPanel, QuestionFinderFilterPanelProps } from "../panels/QuestionFinderFilterPanel";
 import { AssignmentState } from "../../pages/MyAssignments";
 import { ShowLoadingQuery } from "../../handlers/ShowLoadingQuery";
 import { Spacer } from "../Spacer";
 import { StyledTabPicker } from "../inputs/StyledTabPicker";
 import { GroupSelector } from "../../pages/Groups";
 import { QuizRubricButton, SectionProgress } from "../quiz/QuizAttemptComponent";
+import { StyledCheckbox } from "../inputs/StyledCheckbox";
 import { formatISODateOnly } from "../DateString";
 
 export const SidebarLayout = (props: RowProps) => {
@@ -29,11 +29,12 @@ export const MainContent = (props: ColProps) => {
     return siteSpecific(<Col xs={12} lg={8} xl={9} {...rest} className={classNames(className, "order-0 order-lg-1")} />, props.children);
 };
 
-const QuestionLink = (props: React.HTMLAttributes<HTMLLIElement> & {question: QuestionDTO, sidebarRef: RefObject<HTMLDivElement>}) => {
-    const { question, sidebarRef, ...rest } = props;
+const QuestionLink = (props: React.HTMLAttributes<HTMLLIElement> & {question: QuestionDTO}) => {
+    const { question, ...rest } = props;
+    const subject = useAppSelector(selectors.pageContext.subject);
     const audienceFields = filterAudienceViewsByProperties(determineAudienceViews(question.audience), AUDIENCE_DISPLAY_FIELDS);
 
-    return <li key={question.id} {...rest} data-bs-theme={getThemeFromContextAndTags(sidebarRef, question.tags ?? [])}>
+    return <li key={question.id} {...rest} data-bs-theme={getThemeFromContextAndTags(subject, question.tags ?? [])}>
         <Link to={`/questions/${question.id}`} className="py-2">
             <i className="icon icon-question"/>
             <div className="d-flex flex-column w-100">
@@ -44,10 +45,11 @@ const QuestionLink = (props: React.HTMLAttributes<HTMLLIElement> & {question: Qu
     </li>;
 };
 
-const ConceptLink = (props: React.HTMLAttributes<HTMLLIElement> & {concept: IsaacConceptPageDTO, sidebarRef: RefObject<HTMLDivElement>}) => {
-    const { concept, sidebarRef, ...rest } = props;
+const ConceptLink = (props: React.HTMLAttributes<HTMLLIElement> & {concept: IsaacConceptPageDTO}) => {
+    const { concept, ...rest } = props;
+    const subject = useAppSelector(selectors.pageContext.subject);
 
-    return <li key={concept.id} {...rest} data-bs-theme={getThemeFromContextAndTags(sidebarRef, concept.tags ?? [])}>
+    return <li key={concept.id} {...rest} data-bs-theme={getThemeFromContextAndTags(subject, concept.tags ?? [])}>
         <Link to={`/concepts/${concept.id}`} className="py-2">
             <i className="icon icon-lightbulb"/>
             <span className="hover-underline link-title">{concept.title}</span>
@@ -141,7 +143,7 @@ export const QuestionSidebar = (props: QuestionSidebarProps) => {
             <div className="section-divider"/>
             <h5>Related concepts</h5>
             <ul className="link-list">
-                {relatedConcepts.map((concept, i) => <ConceptLink key={i} concept={concept} sidebarRef={sidebarRef} />)}
+                {relatedConcepts.map((concept, i) => <ConceptLink key={i} concept={concept} />)}
             </ul>
         </>}
         {relatedQuestions && relatedQuestions.length > 0 && <>
@@ -150,19 +152,19 @@ export const QuestionSidebar = (props: QuestionSidebarProps) => {
                     <div className="section-divider"/>
                     <h5>Related questions</h5>
                     <ul className="link-list">
-                        {relatedQuestions.map((question, i) => <QuestionLink key={i} sidebarRef={sidebarRef} question={question} />)}
+                        {relatedQuestions.map((question, i) => <QuestionLink key={i} question={question} />)}
                     </ul>
                 </>
                 : <>
                     <div className="section-divider"/>
                     <h5>Related {HUMAN_STAGES[pageContextStage[0]]} questions</h5>
                     <ul className="link-list">
-                        {relatedQuestionsForContextStage.map((question, i) => <QuestionLink key={i} sidebarRef={sidebarRef} question={question} />)}
+                        {relatedQuestionsForContextStage.map((question, i) => <QuestionLink key={i} question={question} />)}
                     </ul>
                     <div className="section-divider"/>
                     <h5>Related questions for other learning stages</h5>
                     <ul className="link-list">
-                        {relatedQuestionsForOtherStages.map((question, i) => <QuestionLink key={i} sidebarRef={sidebarRef} question={question} />)}
+                        {relatedQuestionsForOtherStages.map((question, i) => <QuestionLink key={i} question={question} />)}
                     </ul>
                 </>
             }
@@ -186,36 +188,53 @@ export const ConceptSidebar = (props: QuestionSidebarProps) => {
 
 
 
-interface FilterCheckboxProps extends React.HTMLAttributes<HTMLLabelElement> {
+interface FilterCheckboxProps extends React.HTMLAttributes<HTMLElement> {
     tag: Tag;
     conceptFilters: Tag[];
     setConceptFilters: React.Dispatch<React.SetStateAction<Tag[]>>;
     tagCounts?: Record<string, number>;
+    incompatibleTags?: Tag[]; // tags that are removed when this tag is added
+    dependentTags?: Tag[]; // tags that are removed when this tag is removed
+    baseTag?: Tag; // tag to add when all tags are removed
+    checkboxStyle?: "tab" | "button";
+    bsSize?: "sm" | "lg";
 }
 
 const FilterCheckbox = (props : FilterCheckboxProps) => {
-    const {tag, conceptFilters, setConceptFilters, tagCounts, ...rest} = props;
+    const {tag, conceptFilters, setConceptFilters, tagCounts, checkboxStyle, incompatibleTags, dependentTags, baseTag, ...rest} = props;
     const [checked, setChecked] = useState(conceptFilters.includes(tag));
 
     useEffect(() => {
         setChecked(conceptFilters.includes(tag));
     }, [conceptFilters, tag]);
 
-    return <StyledTabPicker {...rest} id={tag.id} checked={checked} 
-        onInputChange={(e: ChangeEvent<HTMLInputElement>) => setConceptFilters(f => e.target.checked ? [...f, tag] : f.filter(c => c !== tag))}
-        checkboxTitle={tag.title} count={tagCounts && isDefined(tagCounts[tag.id]) ? tagCounts[tag.id] : undefined}
-    />;
+    const handleCheckboxChange = (checked: boolean) => {
+        const newConceptFilters = checked 
+            ? [...conceptFilters.filter(c => !incompatibleTags?.includes(c)), tag] 
+            : conceptFilters.filter(c => ![tag, ...(dependentTags ?? [])].includes(c));
+        setConceptFilters(newConceptFilters.length > 0 ? newConceptFilters : (baseTag ? [baseTag] : []));
+    };
+
+    return checkboxStyle === "button" 
+        ? <StyledCheckbox {...rest} id={tag.id} checked={checked}
+            onChange={(e: ChangeEvent<HTMLInputElement>) => handleCheckboxChange(e.target.checked)}
+            label={<span>{tag.title} {tagCounts && isDefined(tagCounts[tag.id]) && <span className="text-muted">({tagCounts[tag.id]})</span>}</span>}
+        />
+        : <StyledTabPicker {...rest} id={tag.id} checked={checked} 
+            onInputChange={(e: ChangeEvent<HTMLInputElement>) => handleCheckboxChange(e.target.checked)}
+            checkboxTitle={tag.title} count={tagCounts && isDefined(tagCounts[tag.id]) ? tagCounts[tag.id] : undefined}
+        />;
 };
 
 const AllFiltersCheckbox = (props: Omit<FilterCheckboxProps, "tag">) => {
-    const { conceptFilters, setConceptFilters, tagCounts, ...rest } = props;
-    const [previousFilters, setPreviousFilters] = useState<Tag[]>([]);
+    const { conceptFilters, setConceptFilters, tagCounts, baseTag, ...rest } = props;
+    const [previousFilters, setPreviousFilters] = useState<Tag[]>(baseTag ? [baseTag] : []);
     return <StyledTabPicker {...rest} 
-        id="all" checked={!conceptFilters.length} checkboxTitle="All" count={tagCounts && Object.values(tagCounts).reduce((a, b) => a + b, 0)}
+        id="all" checked={baseTag ? conceptFilters.length === 1 && conceptFilters[0] === baseTag : !conceptFilters.length} checkboxTitle="All" count={tagCounts && Object.values(tagCounts).reduce((a, b) => a + b, 0)}
         onInputChange={(e) => {
             if (e.target.checked) {
                 setPreviousFilters(conceptFilters);
-                setConceptFilters([]);
+                setConceptFilters(baseTag ? [baseTag] : []);
             } else {
                 setConceptFilters(previousFilters);
             }
@@ -237,6 +256,8 @@ export const SubjectSpecificConceptListSidebar = (props: ConceptListSidebarProps
 
     const pageContext = useAppSelector(selectors.pageContext.context);
 
+    const subjectTag = tags.getById(pageContext?.subject as TAG_ID);
+
     return <ContentSidebar {...rest}>
         <div className="section-divider"/>
         <h5>Search concepts</h5>
@@ -251,9 +272,19 @@ export const SubjectSpecificConceptListSidebar = (props: ConceptListSidebarProps
 
         <div className="d-flex flex-column">
             <h5>Filter by topic</h5>
-            <AllFiltersCheckbox conceptFilters={conceptFilters} setConceptFilters={setConceptFilters} tagCounts={tagCounts} />
+            <AllFiltersCheckbox conceptFilters={conceptFilters} setConceptFilters={setConceptFilters} tagCounts={tagCounts} baseTag={subjectTag}/>
             <div className="section-divider-small"/>
-            {applicableTags.map(tag => <FilterCheckbox key={tag.id} tag={tag} conceptFilters={conceptFilters} setConceptFilters={setConceptFilters} tagCounts={tagCounts}/>)}
+            {applicableTags.map(tag => 
+                <FilterCheckbox 
+                    key={tag.id} 
+                    tag={tag} 
+                    conceptFilters={conceptFilters} 
+                    setConceptFilters={setConceptFilters} 
+                    tagCounts={tagCounts} 
+                    incompatibleTags={[subjectTag]} 
+                    baseTag={subjectTag}
+                />
+            )}
         </div>
 
         <div className="section-divider"/>
@@ -272,9 +303,68 @@ export const SubjectSpecificConceptListSidebar = (props: ConceptListSidebarProps
     </ContentSidebar>;
 };
 
-export const GenericConceptsSidebar = (props: SidebarProps) => {
-    // TODO
-    return <ContentSidebar {...props}/>;
+export const GenericConceptsSidebar = (props: ConceptListSidebarProps) => {
+    const { searchText, setSearchText, conceptFilters, setConceptFilters, applicableTags, tagCounts, ...rest } = props;
+
+    const pageContext = useAppSelector(selectors.pageContext.context);
+
+    return <ContentSidebar {...rest}>
+        <div className="section-divider"/>
+        <h5>Search concepts</h5>
+        <Input
+            className='search--filter-input my-4'
+            type="search" value={searchText || ""}
+            placeholder="e.g. Forces"
+            onChange={(e: ChangeEvent<HTMLInputElement>) => setSearchText(e.target.value)}
+        />
+
+        <div className="section-divider"/>
+
+        <div className="d-flex flex-column">
+            <h5>Filter by subject</h5>
+            {Object.keys(PHY_NAV_SUBJECTS).map((subject, i) => {
+                const subjectTag = tags.getById(subject as TAG_ID);
+                const descendentTags = tags.getDirectDescendents(subjectTag.id);
+                const isSelected = conceptFilters.includes(subjectTag) || descendentTags.some(tag => conceptFilters.includes(tag));
+                const isPartial = descendentTags.some(tag => conceptFilters.includes(tag)) && descendentTags.some(tag => !conceptFilters.includes(tag));
+                return <div key={i} className={classNames("ps-2", {"checkbox-region": isSelected})}>
+                    <FilterCheckbox 
+                        checkboxStyle="button" color="theme" data-bs-theme={subject} tag={subjectTag} conceptFilters={conceptFilters} 
+                        setConceptFilters={setConceptFilters} tagCounts={tagCounts} dependentTags={descendentTags} incompatibleTags={descendentTags}
+                        className={classNames({"icon-checkbox-off": !isSelected, "icon icon-checkbox-partial-alt": isSelected && isPartial, "icon-checkbox-selected": isSelected && !isPartial})}
+                    />
+                    {isSelected && <div className="ms-3 ps-2">
+                        {descendentTags
+                            .filter(tag => !isDefined(tagCounts) || tagCounts[tag.id] > 0)
+                            // .sort((a, b) => tagCounts ? tagCounts[b.id] - tagCounts[a.id] : 0)
+                            .map((tag, j) => <FilterCheckbox key={j} 
+                                checkboxStyle="button" color="theme" bsSize="sm" data-bs-theme={subject} tag={tag} conceptFilters={conceptFilters} 
+                                setConceptFilters={setConceptFilters} tagCounts={tagCounts} incompatibleTags={[subjectTag]}
+                            />)
+                        }
+                    </div>}
+                </div>;
+            })}
+        </div>
+
+        <div className="section-divider"/>
+
+        {pageContext?.subject && <>
+            <div className="section-divider"/>
+
+            <div className="sidebar-help">
+                <p>The concepts shown on this page have been filtered to only show those that are relevant to {getHumanContext(pageContext)}.</p>
+                <p>If you want to explore broader concepts across multiple subjects or learning stages, you can use the main concept browser:</p>
+                <AffixButton size="md" color="keyline" tag={Link} to="/concepts" affix={{
+                    affix: "icon-right",
+                    position: "suffix",
+                    type: "icon"
+                }}>
+                    Browse concepts
+                </AffixButton>
+            </div>
+        </>}
+    </ContentSidebar>;
 };
 
 interface QuestionFinderSidebarProps extends SidebarProps {

src/app/components/elements/list-groups/ListView.tsx

@@ -2,13 +2,13 @@ import React from "react";
 import { AbstractListViewItem, AbstractListViewItemProps, ListViewTagProps } from "./AbstractListViewItem";
 import { ShortcutResponse, ViewingContext } from "../../../../IsaacAppTypes";
 import { determineAudienceViews } from "../../../services/userViewingContext";
-import { DOCUMENT_TYPE, documentTypePathPrefix, SEARCH_RESULT_TYPE, Subject, TAG_ID, TAG_LEVEL, tags } from "../../../services";
+import { DOCUMENT_TYPE, documentTypePathPrefix, getThemeFromContextAndTags, SEARCH_RESULT_TYPE, Subject, TAG_ID, TAG_LEVEL, tags } from "../../../services";
 import { ListGroup, ListGroupItem, ListGroupItemProps, ListGroupProps } from "reactstrap";
 import { TitleIconProps } from "../PageTitle";
 import { AffixButton } from "../AffixButton";
 import { QuizSummaryDTO } from "../../../../IsaacApiTypes";
 import { Link } from "react-router-dom";
-import { showQuizSettingModal, useAppDispatch } from "../../../state";
+import { selectors, showQuizSettingModal, useAppDispatch, useAppSelector } from "../../../state";
 import classNames from "classnames";
 
 export interface ListViewCardProps extends ListGroupItemProps {
@@ -37,14 +37,15 @@ export const QuestionListViewItem = (props : QuestionListViewItemProps) => {
     const { item, ...rest } = props;
     const breadcrumb = tags.getByIdsAsHierarchy((item.tags || []) as TAG_ID[]).map(tag => tag.title);
     const audienceViews: ViewingContext[] = determineAudienceViews(item.audience);
-    const itemSubject = tags.getSpecifiedTag(TAG_LEVEL.subject, item.tags as TAG_ID[])?.id as Subject;
+    const pageSubject = useAppSelector(selectors.pageContext.subject);
+    const itemSubject = getThemeFromContextAndTags(pageSubject, tags.getSubjectTags((item.tags || []) as TAG_ID[]).map(t => t.id));
     const url = `/${documentTypePathPrefix[DOCUMENT_TYPE.QUESTION]}/${item.id}`;
 
     return <AbstractListViewItem
         {...rest}
         icon={{type: "hex", icon: "list-icon-question", size: "sm"}}
         title={item.title ?? ""}
-        subject={itemSubject}
+        subject={itemSubject !== "neutral" ? itemSubject : undefined}
         tags={item.tags}
         supersededBy={item.supersededBy}
         subtitle={item.subtitle}
@@ -56,13 +57,14 @@ export const QuestionListViewItem = (props : QuestionListViewItemProps) => {
 };
 
 export const ConceptListViewItem = ({item, ...rest}: {item: ShortcutResponse}) => {
-    const itemSubject = tags.getSpecifiedTag(TAG_LEVEL.subject, item.tags as TAG_ID[])?.id as Subject;
+    const pageSubject = useAppSelector(selectors.pageContext.subject);
+    const itemSubject = getThemeFromContextAndTags(pageSubject, tags.getSubjectTags((item.tags || []) as TAG_ID[]).map(t => t.id));
     const url = `/${documentTypePathPrefix[DOCUMENT_TYPE.CONCEPT]}/${item.id}`;
 
     return <AbstractListViewItem 
         icon={{type: "hex", icon: "list-icon-concept", size: "sm"}}
         title={item.title ?? ""}
-        subject={itemSubject}
+        subject={itemSubject !== "neutral" ? itemSubject : undefined}
         subtitle={item.subtitle}
         url={url}
         {...rest}

src/app/components/elements/panels/QuestionFinderFilterPanel.tsx

@@ -220,7 +220,7 @@ export function QuestionFinderFilterPanel(props: QuestionFinderFilterPanelProps)
                 toggle={() => listStateDispatch({type: "toggle", id: "stage", focus: below["md"](deviceSize)})}
                 numberSelected={(isAda && searchStages.includes(STAGE.ALL)) ? searchStages.length - 1 : searchStages.length}
             >
-                {getFilteredStageOptions().filter(stage => pageStageToSearchStage(pageContext?.stage).includes(stage.value) || !pageContext?.stage).map((stage, index) => (
+                {getFilteredStageOptions().filter(stage => pageStageToSearchStage(pageContext?.stage).includes(stage.value) || !pageContext?.stage?.length).map((stage, index) => (
                     <div className={classNames("w-100 ps-3 py-1", {"bg-white": isAda, "ms-2": isPhy, "checkbox-region": isPhy && searchStages.includes(stage.value)})} key={index}>
                         <StyledCheckbox
                             color="primary"