gristlabs_grist-core/app/client/ui/Pages.ts

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TypeScript
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import {createGroup} from 'app/client/components/commands';
import {duplicatePage} from 'app/client/components/duplicatePage';
import {GristDoc} from 'app/client/components/GristDoc';
import {makeT} from 'app/client/lib/localization';
import {PageRec} from 'app/client/models/DocModel';
import {urlState} from 'app/client/models/gristUrlState';
import MetaTableModel from 'app/client/models/MetaTableModel';
import {find as findInTree, fromTableData, TreeItemRecord, TreeRecord,
TreeTableData} from 'app/client/models/TreeModel';
import {TreeViewComponent} from 'app/client/ui/TreeViewComponent';
import {labeledCircleCheckbox} from 'app/client/ui2018/checkbox';
import {theme} from 'app/client/ui2018/cssVars';
import {cssLink} from 'app/client/ui2018/links';
import {ISaveModalOptions, saveModal} from 'app/client/ui2018/modals';
import {buildCensoredPage, buildPageDom, PageActions} from 'app/client/ui2018/pages';
import {mod} from 'app/common/gutil';
import {Computed, Disposable, dom, DomContents, fromKo, makeTestId, observable, Observable, styled} from 'grainjs';
const t = makeT('Pages');
// build dom for the tree view of pages
export function buildPagesDom(owner: Disposable, activeDoc: GristDoc, isOpen: Observable<boolean>) {
const pagesTable = activeDoc.docModel.pages;
const buildDom = buildDomFromTable.bind(null, pagesTable, activeDoc);
const records = Computed.create<TreeRecord[]>(owner, (use) =>
use(activeDoc.docModel.menuPages).map(page => ({
id: page.getRowId(),
indentation: use(page.indentation),
pagePos: use(page.pagePos),
viewRef: use(page.viewRef),
hidden: use(page.isCensored),
}))
);
const getTreeTableData = (): TreeTableData => ({
getRecords: () => records.get(),
sendTableActions: (...args) => pagesTable.tableData.sendTableActions(...args),
});
// create the model and keep in sync with the table
const model = observable(fromTableData(getTreeTableData(), buildDom));
owner.autoDispose(records.addListener(() => {
model.set(fromTableData(getTreeTableData(), buildDom, model.get()));
}));
// create a computed that reads the selected page from the url and return the corresponding item
const selected = Computed.create(owner, activeDoc.activeViewId, (use, viewId) =>
findInTree(model.get(), (i: TreeItemRecord) => i.record.viewRef === viewId) || null
);
owner.autoDispose(createGroup({
nextPage: () => selected.get() && otherPage(selected.get()!, +1),
prevPage: () => selected.get() && otherPage(selected.get()!, -1)
}, null, true));
// dom
return dom('div', dom.create(TreeViewComponent, model, {isOpen, selected, isReadonly: activeDoc.isReadonly}));
}
const testId = makeTestId('test-removepage-');
function buildDomFromTable(pagesTable: MetaTableModel<PageRec>, activeDoc: GristDoc, pageId: number, hidden: boolean) {
if (hidden) {
return buildCensoredPage();
}
const {isReadonly} = activeDoc;
const pageName = pagesTable.rowModels[pageId].view.peek().name;
const viewId = pagesTable.rowModels[pageId].view.peek().id.peek();
const actions: PageActions = {
onRename: (newName: string) => newName.length && pageName.saveOnly(newName),
onRemove: () => removeView(activeDoc, viewId, pageName.peek()),
// TODO: duplicate should prompt user for confirmation
onDuplicate: () => duplicatePage(activeDoc, pageId),
// Can't remove last visible page
isRemoveDisabled: () => activeDoc.docModel.visibleDocPages.peek().length <= 1,
isReadonly
};
return buildPageDom(fromKo(pageName), actions, urlState().setLinkUrl({docPage: viewId}));
}
function removeView(activeDoc: GristDoc, viewId: number, pageName: string) {
const docData = activeDoc.docData;
// Create a set with tables on other pages (but not on this one).
const tablesOnOtherViews = new Set(activeDoc.docModel.viewSections.rowModels
.filter(vs => !vs.isRaw.peek() && vs.parentId.peek() !== viewId)
.map(vs => vs.tableRef.peek()));
// Check if this page is a last page for some tables.
const notVisibleTables = [...new Set(activeDoc.docModel.viewSections.rowModels
.filter(vs => vs.parentId.peek() === viewId) // Get all sections on this view
.filter(vs => !vs.table.peek().summarySourceTable.peek()) // Sections that have normal tables
.filter(vs => !tablesOnOtherViews.has(vs.tableRef.peek())) // That aren't on other views
.filter(vs => vs.table.peek().tableId.peek()) // Which we can access (has tableId)
.map(vs => vs.table.peek()))]; // Return tableRec object, and remove duplicates.
const removePage = () => [['RemoveRecord', '_grist_Views', viewId]];
const removeAll = () => [
...removePage(),
...notVisibleTables.map(t => ['RemoveTable', t.tableId.peek()])
];
if (notVisibleTables.length) {
const tableNames = notVisibleTables.map(t => t.tableNameDef.peek());
buildPrompt(tableNames, async (option) => {
// Errors are handled in the dialog.
if (option === 'data') {
await docData.sendActions(removeAll(), `Remove page ${pageName} with tables ${tableNames}`);
} else if (option === 'page') {
await docData.sendActions(removePage(), `Remove only page ${pageName}`);
} else {
// This should not happen, as save should be disabled when no option is selected.
}
});
} else {
return docData.sendActions(removePage(), `Remove only page ${pageName}`);
}
}
type RemoveOption = '' | 'data' | 'page';
// Select another page in cyclic ordering of pages. Order is downard if given a positive `delta`,
// upward otherwise.
function otherPage(currentPage: TreeItemRecord, delta: number) {
const records = currentPage.storage.records;
const index = mod(currentPage.index + delta, records.length);
const docPage = records[index].viewRef;
return urlState().pushUrl({docPage});
}
function buildPrompt(tableNames: string[], onSave: (option: RemoveOption) => Promise<any>) {
saveModal((ctl, owner): ISaveModalOptions => {
const selected = Observable.create<RemoveOption>(owner, '');
const saveDisabled = Computed.create(owner, use => use(selected) === '');
const saveFunc = () => onSave(selected.get());
return {
title: t('TableWillNoLongerBeVisible', { count: tableNames.length }),
body: dom('div',
testId('popup'),
buildWarning(tableNames),
cssOptions(
buildOption(selected, 'data', t('DeleteDataAndPage')),
buildOption(selected, 'page',
[ // TODO i18n
`Keep data and delete page. `,
`Table will remain available in `,
cssLink(urlState().setHref({docPage: 'data'}), 'raw data page', { target: '_blank'}),
`.`
]),
)
),
saveDisabled,
saveLabel: t('Delete'),
saveFunc,
width: 'fixed-wide',
extraButtons: [],
};
});
}
function buildOption(value: Observable<RemoveOption>, id: RemoveOption, content: DomContents) {
const selected = Computed.create(null, use => use(value) === id)
.onWrite(val => val ? value.set(id) : void 0);
return dom.update(
labeledCircleCheckbox(selected, content, dom.autoDispose(selected)),
testId(`option-${id}`),
cssBlockCheckbox.cls(''),
cssBlockCheckbox.cls('-block', selected),
);
}
function buildWarning(tables: string[]) {
return cssWarning(
dom.forEach(tables, (t) => cssTableName(t, testId('table')))
);
}
const cssOptions = styled('div', `
display: flex;
flex-direction: column;
gap: 10px;
`);
// We need to reset top and left of ::before element, as it is wrongly set
// on the inline checkbox.
// To simulate radio button behavior, we will block user input after option is selected, because
// checkbox doesn't support two-way binding.
const cssBlockCheckbox = styled('div', `
display: flex;
padding: 10px 8px;
border: 1px solid ${theme.modalBorder};
border-radius: 3px;
cursor: pointer;
& input::before, & input::after {
top: unset;
left: unset;
}
&:hover {
border-color: ${theme.accentBorder};
}
&-block {
pointer-events: none;
}
&-block a {
pointer-events: all;
}
`);
const cssWarning = styled('div', `
display: flex;
flex-wrap: wrap;
gap: 8px;
margin-bottom: 16px;
`);
const cssTableName = styled('div', `
color: black;
background-color: #eee;
padding: 3px 6px;
border-radius: 4px;
`);