### Clone and Run Markwhen Locally

Source: https://github.com/mark-when/markwhen/blob/main/README.md

Clones the Markwhen repository, installs dependencies, and starts the local development server. This is the primary method for local development.

```shell
> git clone git@github.com:mark-when/markwhen.git
> cd markwhen
> npm i
> npm run dev
```

--------------------------------

### Determine Content Size (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Determines the size of the content from a URL. It first attempts to use a HEAD request to get the 'Content-Length' header. If that fails or is not available, it falls back to fetching the entire content.

```javascript
async function Rc(a,c,i){if(a.preventHeadRequest)await i(a,a.options);else{const f=(await c("HEAD",a,yt(a))).headers.get("Content-Length");f?a.size=Number(f):await i(a,a.options)}}
```

--------------------------------

### Initializing the Report Viewer

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

This function is called when the window loads. It initializes the `jX` class to load the Playwright report data and then renders the main report viewer component `qX` into the DOM element with the ID 'root'.

```javascript
FX=()=>{const[e,t]=me.useState();return me.useEffect(()=>{if(e)return;const n=new jX;n.load().then(()=>t(n))},[e]),I(qX,{report:e})};window.onload=()=>{Bi.render(I(FX,{}),document.querySelector("#root"))};
```

--------------------------------

### Get React Component Type Name (Advanced)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

This function provides a comprehensive way to get the name of a React component's type, covering various internal tags and element types. It aims to return a human-readable string representation for debugging and identification.

```javascript
function Ah(e){var t=e.type;switch(e.tag){case 24:return"Cache";case 9:return(t.displayName||"Context")+'.Consumer';case 10:return(t._context.displayName||"Context")+'.Provider';case 18:return"DehydratedFragment";case 11:return e=t.render,e=e.displayName||e.name||"",t.displayName||""!==""?"ForwardRef("+e+")":"ForwardRef";case 7:return"Fragment";case 5:return t;case 4:return"Portal";case 3:return"Root";case 6:return"Text";case 16:return Qi(t);case 8:return t===Ol?"StrictMode":"Mode";case 22:return"Offscreen";case 12:return"Profiler";case 21:return"Scope";case 13:return"Suspense";case 19:return"SuspenseList";case 25:return"TracingMarker";case 1:case 0:case 17:case 2:case 14:case 15:if(typeof t==="function")return t.displayName||t.name||null;if(typeof t==="string")return t}return null}
```

--------------------------------

### Get MIME Type for Octet Stream

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

A function that returns the MIME type 'application/octet-stream', typically used for generic binary data.

```javascript
n.getMimeType=function(){
return "application/octet-stream"
}
```

--------------------------------

### Control UI Panels in Markwhen

Source: https://context7.com/mark-when/markwhen/llms.txt

This snippet illustrates how to manage the visibility, sizing, and ordering of UI panels, such as the visualization and detail views, using the panel store. It covers registering panel elements, controlling visibility, setting panel width, and retrieving panel states. Dependencies include `@/(Panels)/panelStore` and Vue's `ref`.

```typescript
import { usePanelStore, PanelVisualization, PanelDetail } from "@/Panels/panelStore";
import { ref } from "vue";

const panelStore = usePanelStore();

// Register panel elements (typically in Vue component onMounted)
const visualizationElement = ref<HTMLElement>();
const detailElement = ref<HTMLElement>();

// Register elements with store
if (visualizationElement.value) {
  panelStore.setPanelElement(PanelVisualization, visualizationElement.value);
}
if (detailElement.value) {
  panelStore.setPanelElement(PanelDetail, detailElement.value);
}

// Control panel visibility
panelStore.setVisibility(PanelDetail, true);  // Show detail panel
panelStore.setVisibility(PanelDetail, false); // Hide detail panel

// Set panel width (detail panel only)
panelStore.setWidth(PanelDetail, 300); // 300px width

// Get panel state
const detailState = panelStore.detailPanelState;
console.log("Detail panel:", {
  order: detailState.order,
  visible: detailState.visible,
  width: detailState.width,
  translation: detailState.translation
});

const vizState = panelStore.visualizationPanelState;
console.log("Visualization panel:", vizState);

// Check if panels are being moved
if (panelStore.isMoving) {
  console.log("User is reordering panels");
}

// Panel configuration persists to localStorage automatically
// and is restored on next load
```

--------------------------------

### CRC32 Calculation (Markwhen)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Implements CRC32 calculation. It includes a precomputed lookup table for efficiency and methods to append data and get the final CRC value.

```javascript
const Ao=4294967295,Nc=33639248,Tc=101075792,Lc=\[\];for(let a=0;a<256;a++){let c=a;for(let i=0;i<8;i++)1&c?c=c>>>1^3988292384:c>>>=1;Lc[a]=c}class xr{constructor(c){this.crc=c||-1}append(c){let i=0|this.crc;for(let f=0,v=0|c.length;f<v;f++)i=i>>>8^Lc[255&(i^c[f])];this.crc=i}get(){return~this.crc}}
```

--------------------------------

### Build and Run Markwhen with Docker

Source: https://github.com/mark-when/markwhen/blob/main/README.md

Builds a Docker image for Markwhen and runs it on port 8080. This provides a containerized environment for the application.

```shell
> git clone git@github.com:mark-when/markwhen.git
> cd markwhen
> docker build -t markwhen .
> docker run -p8080:8080 markwhen
```

--------------------------------

### SHA-1 Hashing Algorithm

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Implements the SHA-1 cryptographic hash function. It supports updating the hash with data and finalizing to get the resulting hash. Includes helper methods for bitwise operations and block processing.

```javascript
const Pc={sha1:function(a){a?(this._h=a._h.slice(0),this._buffer=a._buffer.slice(0),this._length=a._length):this.reset()}};Pc.sha1.prototype={blockSize:512,reset:function(){const a=this;return a._h=this._init.slice(0),a._buffer=\[],a._length=0,a},update:function(a){const c=this;typeof a=="string"&&(a=Bc.utf8String.toBits(a));const i=c._buffer=Ze.concat(c._buffer,a),f=c._length,v=c._length=f+Ze.bitLength(a);if(v>9007199254740991)throw new Error("Cannot hash more than 2^53 - 1 bits");const A=new Uint32Array(i);let E=0;for(let R=c.blockSize+f-(c.blockSize+f&c.blockSize-1);R<=v;R+=c.blockSize)c._block(A.subarray(16*E,16*(E+1))),E+=1;return i.splice(0,16*E),c},finalize:function(){const a=this;let c=a._buffer;const i=a._h;c=Ze.concat(c,[Ze.partial(1,1)]);for(let f=c.length+2;15&f;f++)c.push(0);for(c.push(Math.floor(a._length/4294967296)),c.push(0|a._length);c.length;)a._block(c.splice(0,16));return a.reset(),i},_init:[1732584193,4023233417,2562383102,271733878,3285377520],_key:[1518500249,1859775393,2400959708,3395469782],_f:function(a,c,i,f){return a<=19?c&i|~c&f:a<=39?c^i^f:a<=59?c&i|c&f|i&f:a<=79?c^i^f:void 0},_S:function(a,c){return c<<a|c>>>32-a},_block:function(a){const c=this,i=c._h,f=Array(80);for(let N=0;N<16;N++)f[N]=a[N];let v=i[0],A=i[1],E=i[2],R=i[3],H=i[4];for(let N=0;N<=79;N++){N>=16&&(f[N]=c._S(1,f[N-3]^f[N-8]^f[N-14]^f[N-16]));const q=c._S(5,v)+c._f(N,A,E,R)+H+f[N]+c._key[Math.floor(N/20)]|0;H=R,R=E,E=c._S(30,A),A=v,v=q}i[0]=i[0]+v|0,i[1]=i[1]+A|0,i[2]=i[2]+E|0,i[3]=i[3]+R|0,i[4]=i[4]+H|0}}}
```

--------------------------------

### Run Timeline View Locally

Source: https://github.com/mark-when/markwhen/blob/main/README.md

Optionally clones and runs the Markwhen timeline view locally. This allows for local testing and development of the timeline component.

```shell
> git clone git@github.com:mark-when/timeline.git
> cd timeline
> npm i
> npm run dev
```

--------------------------------

### Search and Navigate Events with Jump Store (TypeScript)

Source: https://context7.com/mark-when/markwhen/llms.txt

The jump store provides search functionality and navigation between search results, integrating with lunr.js for full-text search. It allows showing/hiding a dialog, performing searches (textual or date-based), navigating results, and checking the type of search results. It depends on the Markwhen store for timeline data and uses natural language date parsing.

```typescript
import { useJumpStore } from "@/Jump/jumpStore";
import { useMarkwhenStore } from "@/Markwhen/markwhenStore";

const jumpStore = useJumpStore();
const markwhenStore = useMarkwhenStore();

// Set up timeline
markwhenStore.setRawTimelineString(`
title: Project Tasks
2024-01-15: Database migration #backend
2024-02-01: UI redesign #frontend
2024-03-10: API endpoints #backend
`);

// Show jump dialog
jumpStore.setShowJumpDialog(true);

// Search for events
jumpStore.search("backend");
console.log("Search results:", jumpStore.jumpResult);

// Navigate through results
console.log("Selected index:", jumpStore.selectedIndex); // 0

jumpStore.selectNextIndex();
console.log("Selected index:", jumpStore.selectedIndex); // 1

jumpStore.selectPrevIndex();
console.log("Selected index:", jumpStore.selectedIndex); // 0

// Search by date (uses chrono-node parser)
jumpStore.search("January 2024");
// Returns ParseResult with dateRange and scale

jumpStore.search("last week");
// Natural language date parsing

// Clear search
jumpStore.search(undefined);

// Hide dialog
jumpStore.setShowJumpDialog(false);

// Check result type
import { isParseResult } from "@/Jump/jumpStore";

const results = jumpStore.jumpResult || [];
results.forEach(result => {
  if (isParseResult(result)) {
    console.log("Date result:", result.dateRange);
  } else {
    console.log("Search result:", result.ref, result.score);
  }
});
```

--------------------------------

### Initialize Network Request Source (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Asynchronously initializes a data source by making a network request. It checks for range header support and determines the content size, either from the 'Content-Range' header or by fetching the entire content if range requests are not supported or forced.

```javascript
async function An(a,c,i){if(function(f){if(typeof document<"u"){const v=document.createElement("a");return v.href=f,v.protocol=="http:"||v.protocol=="https:"}return/^https?:\\/\\\/i.test(f)}(a.url)&&(a.useRangeHeader||a.forceRangeRequests)){const f=await c(Er,a,Un(a));if(!a.forceRangeRequests&&f.headers.get("Accept-Ranges")!=kr)throw new Error(Ht);{let v;const A=f.headers.get("Content-Range");if(A){const E=A.trim().split(/\\s\\*\/\\s*/);if(E.length){const R=E[1];R&&R!="*"&&(v=Number(R))}}v===void 0?await Rc(a,c,i):a.size=v}}else await Rc(a,c,i)}
```

--------------------------------

### Get Display Name of React Component

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

This function retrieves the display name or internal name of a React component based on its type and tag. It handles various component types like Lazy, Suspense, and different function component variations.

```javascript
function yh(e){switch(e.tag){case 5:return Or(e.type);case 16:return Or("Lazy");case 13:return Or("Suspense");case 19:return Or("SuspenseList");case 0:case 2:case 15:return e=ui(e.type,!1),e;case 11:return e=ui(e.type.render,!1),e;case 1:return e=ui(e.type,!0),e;default:return""}}
```

--------------------------------

### Manage Event Details in Markwhen

Source: https://context7.com/mark-when/markwhen/llms.txt

This snippet demonstrates how to use the event detail store to manage the currently displayed event in the detail panel. It covers setting the raw timeline string, setting and clearing the detail event path, and observing changes. Dependencies include `@/(EventDetail)/eventDetailStore` and `@/(Markwhen)/markwhenStore`.

```typescript
import { useEventDetailStore } from "@/EventDetail/eventDetailStore";
import { useMarkwhenStore } from "@/Markwhen/markwhenStore";

const eventDetailStore = useEventDetailStore();
const markwhenStore = useMarkwhenStore();

// Set up timeline
markwhenStore.setRawTimelineString(`
title: Milestones
2024-01: Project kickoff
Additional details about kickoff
- [ ] Task 1
- [ ] Task 2

2024-06: Final release
`);

// Set detail event by path
const eventPath = {
  type: "page" as const,
  path: [0] // First event
};

eventDetailStore.setDetailEventPath(eventPath);
console.log("Showing details for event at:", eventPath);

// Check current detail path
const currentDetailPath = eventDetailStore.detailEventPath;
if (currentDetailPath) {
  console.log("Detail path type:", currentDetailPath.type);
  console.log("Detail path indices:", currentDetailPath.path);
}

// Clear detail view
eventDetailStore.clearDetailEventPath();
console.log("Detail cleared:", eventDetailStore.detailEventPath); // undefined

// In a Vue component, you can watch for changes:
// import { watch } from "vue";
// watch(() => eventDetailStore.detailEventPath, (path) => {
//   if (path) {
//     // Load and display event details
//   } else {
//     // Hide detail panel
//   }
// });
```

--------------------------------

### React Fiber Reconciliation Path Traversal

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

The `Rh` function is a complex utility for reconciling two React fiber trees (current and alternate). It traverses up and down the trees, comparing nodes and identifying differences to guide the update process. It ensures consistency between the two trees.

```javascript
function Rh(e){var t=e.alternate;if(!t){if(t=zn(e),t===null)throw Error(z(188));return t!==e?null:e}for(var n=e,r=t;;){var o=n.return;if(o===null)break;var s=o.alternate;if(s===null){if(r=o.return,r!==null){n=r;continue}break}if(o.child===s.child){for(s=o.child;s;){if(s===n)return Ca(o),e;if(s===r)return Ca(o),t;s=s.sibling}throw Error(z(188))}if(n.return!==r.return)n=o,r=s;else{for(var l=!1,u=o.child;u;){if(u===n){l=!0,n=o,r=s;break}if(u===r){l=!0,r=o,n=s;break}u=u.sibling}if(!l){for(u=s.child;u;){if(u===n){l=!0,n=s,r=o;break}if(u===r){l=!0,r=s,n=o;break}u=u.sibling}if(!l)throw Error(z(189))}}}if(n.tag!==3)throw Error(z(188));return n.stateNode.current===n?e:t}
```

--------------------------------

### JavaScript Inflate Initialization and Reset

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

This snippet details the initialization and reset functions for the inflate process in JavaScript. 'inflateInit' sets up the inflation context with a specified window size, while 'inflateEnd' cleans up resources. 'reset' is used internally to prepare the state for inflation.

```javascript
function inflateInit(i, f) {
  return i.msg = null,
  a.blocks = null,
  f < 8 || f > 15 ? (a.inflateEnd(i), -2) : (a.wbits = f, i.istate.blocks = new y(i, 1 << f), c(i), 0)
}
function reset(m, null) {
  i.window.set(m.subarray(D, D + p), 0),
  i.read = i.write = p
}
function c(i) {
  return i && i.istate ? (i.total_in = i.total_out = 0, i.msg = null, i.istate.mode = 7, i.istate.blocks.reset(i, null), 0) : -2
}
```

--------------------------------

### Track and Update Controlled Input Values (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

This JavaScript snippet defines functions to track and update the values of controlled input elements in React. It includes mechanisms to get the current value and set a new value, ensuring synchronization between the React state and the DOM element.

```javascript
function Ju(e){var t=Ju(e)?"checked":"value",n=Object.getOwnPropertyDescriptor(e.constructor.prototype,t),r=""+e[t];if(!e.hasOwnProperty(t)&&typeof n<"u"&&typeof n.get==="function"&&typeof n.set==="function"){var o=n.get,s=n.set;return Object.defineProperty(e,t,{configurable:!0,get:function(){return o.call(this)},set:function(l){r=""+l,s.call(this,l)}}),Object.defineProperty(e,t,{enumerable:n.enumerable}),{getValue:function(){return r},setValue:function(l){r=""+l},stopTracking:function(){e._valueTracker=null,delete e[t]}}}}function Io(e){e._valueTracker||(e._valueTracker=Eh(e))}function Zu(e){if(!e)return!1;var t=e._valueTracker;if(!t)return!0;var n=t.getValue(),r="";return e&&(r=Ju(e)?e.checked?"true":"false":e.value),e=r,e!==n?(t.setValue(e),!0):!1}
```

--------------------------------

### Readable Data Source with Size Property (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Extends the base 'qn' class to represent a readable data source where the size is known or can be determined. It inherits the 'initialized' property.

```javascript
class Y extends qn{}
```

--------------------------------

### React Fiber Node Traversal

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

The `ud` and `dd` functions are used to find the first DOM-like (host) or text node within a React fiber tree. `ud` starts from a given fiber node and uses `Rh` to find the corresponding root, while `dd` recursively searches the children.

```javascript
function ud(e){return e=Rh(e),e!==null?dd(e):null}
function dd(e){if(e.tag===5||e.tag===6)return e;for(e=e.child;e!==null;){var t=dd(e);if(t!==null)return t;e=e.sibling}return null}
```

--------------------------------

### React Scheduler Initialization

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Contains the production-minified version of the React scheduler library. This code is responsible for task scheduling and prioritization within React applications.

```javascript
(function(e){
function t(Y,oe){
var ue=Y.length;
Y.push(oe);

e:
for(;
0<ue;){
var Se=ue-1>>>1,
Te=Y[Se];
if(0<o(Te,oe))Y[Se]=oe,Y[ue]=Te,ue=Se;
else break e
}
}
function n(Y){return Y.length===0?null:Y[0]}
function r(Y){if(Y.length===0)return null;var oe=Y[0],ue=Y.pop();
if(ue!==oe){Y[0]=ue;e:
for(var Se=0,Te=Y.length,An=Te>>>1;
Se<An;
){
var Rt=2*(Se+1)-1,
Un=Y[Rt],
 yt=Rt+1,
 En=Y[yt]
}
}
}

})(function(_){return _(

)});
```

--------------------------------

### Untitled

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

No description

--------------------------------

### Initialize Inflate Stream (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Initializes an inflate stream for data decompression. It takes an optional window bits parameter to configure the decompression process. Returns -2 if the stream is not properly initialized.

```javascript
function V(){}V.prototype={inflateInit:function(a){const c=this;return c.istate=new O,a||(a=15),c.istate.inflateInit(c,a)},inflate:function(a){const c=this;return c.istate?c.istate.inflate(c,a):-2},inflateEnd:function(){const a=this;if(!a.istate)return-2;const c=a.istate.inflateEnd(a);return a.istate=null,c},inflateSync:function(){const a=this;return a.istate?a.istate.inflateSync(a):-2},inflateSetDictionary:function(a,c){const i=this;return i.istate?i.istate.inflateSetDictionary(i,a,c):-2},read_byte:function(a){return this.next_in[a]},read_buf:function(a,c){return this.next_in.subarray(a,a+c)}};
```

--------------------------------

### React Legacy Root Component Rendering (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Handles rendering for legacy root components. This involves initializing the root, updating its state, and ensuring proper DOM hydration and rendering.

```javascript
case 3:if(e===null){if(t.updateQueue!==null)throw Error(z(274));if(t.tag===3){var n=t.stateNode.containerInfo;if(n)for(var r=0;r<n.children.length;r++){var o=n.children[r];if(o.nodeType===8)return t.child={contents:o.nextSibling,tag:17,type:17,pendingProps:null,memoizedProps:null,stateNode:null,return:t,alternate:null,flags:2,nextEffect:null,child:null,sibling:null,index:0,ref:null,updateQueue:null,created:null,dependencies:null,mode:1,lanes:0,childLanes:0,alternate:null},t.child.return=t,je(t),null}}
```

--------------------------------

### Navigate Event Paths with Event Map Store (TypeScript)

Source: https://context7.com/mark-when/markwhen/llms.txt

The event map store provides efficient lookup of event paths across different coordinate systems (whole timeline, page, filtered). It allows retrieving event paths by character index or by an Event object, and transforming existing event paths. It relies on Markwhen and Page stores for timeline data.

```typescript
import { useEventMapStore } from "@/Markwhen/eventMapStore";
import { useMarkwhenStore } from "@/Markwhen/markwhenStore";
import { usePageStore } from "@/Markwhen/pageStore";

const eventMapStore = useEventMapStore();
const markwhenStore = useMarkwhenStore();
const pageStore = usePageStore();

// Set up timeline
markwhenStore.setRawTimelineString(`
title: Tasks
group Development
2024-01: Design phase
2024-02: Implementation
endGroup
2024-03: Testing
`);

// Get event path by string index
const eventIndex = 50; // Character position in timeline
const pagePath = eventMapStore.getPagePath(eventIndex);
console.log("Page path:", pagePath);
// { type: "page", path: [0, 1] } - First group, second event

// Get all path types for an event
const allPaths = eventMapStore.getAllPaths(eventIndex);
console.log("All paths:", allPaths);
// { 
//   page: { type: "page", path: [0, 1] },
//   pageFiltered: { type: "pageFiltered", path: [0, 1] }
// }

// Get path from Event object
const timeline = pageStore.pageTimeline;
// Assuming we have an event object
const eventObject = { rangeInText: { from: 50, to: 75 }, /* ... */ };
const pathFromEvent = eventMapStore.getPagePath(eventObject);

// Get path from existing EventPath
const existingPath = { type: "page" as const, path: [0, 1] };
const transformedPath = eventMapStore.getTransformedPath(existingPath);
console.log("Transformed path:", transformedPath);
```

--------------------------------

### Optimize Module Preloading for Web Browsers

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

This JavaScript code dynamically checks browser support for 'modulepreload' and intercepts link elements with that attribute. It then fetches the modules using fetch with appropriate headers, optimizing loading performance. This is useful for modern web applications using ES modules.

```javascript
(function(){const t=document.createElement("link").relList;if(t&&t.supports&&t.supports("modulepreload"))return;for(const o of document.querySelectorAll('link\[rel="modulepreload"]'))r(o);new MutationObserver(o=>{for(const s of o)if(s.type==="childList")for(const l of s.addedNodes)l.tagName==="LINK"&&l.rel==="modulepreload"&&r(l)}).observe(document,{childList:!0,subtree:!0});function n(o){const s={};return o.integrity&&(s.integrity=o.integrity),o.referrerpolicy&&(s.referrerPolicy=o.referrerpolicy),o.crossorigin==="use-credentials"?s.credentials="include":o.crossorigin==="anonymous"?s.credentials="omit":s.credentials="same-origin",s}function r(o){if(o.ep)return;o.ep=!0;const s=n(o);fetch(o.href,s)}})();
```

--------------------------------

### Navigate Between Timeline Pages with Page Store

Source: https://context7.com/mark-when/markwhen/llms.txt

The Page store manages the current page index and provides access to page-specific data, including events, metadata, and date ranges. It allows for navigation between different pages within a multi-page timeline and retrieval of page-specific text and tags. This is essential for user interaction and displaying the correct content.

```typescript
import { usePageStore } from "@/Markwhen/pageStore";
import { useMarkwhenStore } from "@/Markwhen/markwhenStore";

const pageStore = usePageStore();
const markwhenStore = useMarkwhenStore();

// Set up multi-page timeline
const multiPageText = `
title: Page 1
2024-01: Event A

===

title: Page 2
2024-02: Event B
`;
markwhenStore.setRawTimelineString(multiPageText);

// Navigate to different pages
pageStore.setPageIndex(0);
console.log(pageStore.pageTimeline.header.title); // "Page 1"

pageStore.setPageIndex(1);
console.log(pageStore.pageTimeline.header.title); // "Page 2"

// Get current page's date range
const range = pageStore.pageRange;
console.log(`From: ${range.fromDateTime.toISO()}`);
console.log(`To: ${range.toDateTime.toISO()}`);

// Get page-specific timeline string
const pageText = pageStore.pageTimelineString;
console.log(`Current page text:\n${pageText}`);

// Access page tags
const tags = pageStore.tags;
Object.keys(tags).forEach(tag => {
  console.log(`Tag: ${tag}, Color: ${tags[tag]}`);
});
```

--------------------------------

### Writable Data Sink with Size Tracking (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Extends the base 'qn' class to represent a data sink that can be written to. It tracks the total size of data written to it using the 'writeUint8Array' method.

```javascript
class oe extends qn{writeUint8Array(c){this.size+=c.length}}
```

--------------------------------

### Worker Initialization and Task Management

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

The `ni` function initializes and manages a Web Worker for performing tasks asynchronously. It handles script loading, message passing, and task completion callbacks, supporting initialization, appending, and flushing operations.

```javascript
const Kc="init",Jc="append",ti="flush",Pp="message";
let Zc=!0;
var ni=(a,c,i,f,v,A,E)=>(Object.assign(a,{busy:!0,codecConstructor:c,options:Object.assign({},i),scripts:E,terminate(){a.worker&&!a.busy&&(a.worker.terminate(),a.interface=null)},onTaskFinished(){a.busy=!1,v(a)}}),A?function(R,H){let N;
const q={type:"module"};
if(!R.interface){
if(Zc)try{R.worker=Z({},H.baseURL)}catch{Zc=!1,R.worker=Z(q,H.baseURL)}
else R.worker=Z(q,H.baseURL);
R.worker.addEventListener(Pp,m,!1),R.interface={append:D=>le({type:Jc,data:D}),flush:()=>le({type:ti})
}}
return R.interface;
function Z(D,p){let w;
try{w=new URL(R.scripts[0],p)}catch{w=R.scripts[0]}
return new Worker(w,D)
}
async function le(D){if(!N){const p=R.options,w=R.scripts.slice(1);
await se({scripts:w,type:Kc,options:p,config:{chunkSize:H.chunkSize}})
}
return se(D)
}
function se(D){const p=R.worker,w=new Promise((S,b)=>N={resolve:S,reject:b});
try{
if(D.data)try{D.data=D.data.buffer,p.postMessage(D,[D.data])}
catch{p.postMessage(D)}
else p.postMessage(D)
}
catch(S){N.reject(S),N=null,R.onTaskFinished()}
return w
}
function m(D){const p=D.data;
if(N){const w=p.error,S=p.type;
if(w){const b=new Error(w.message);b.stack=w.stack,N.reject(b),N=null,R.onTaskFinished()}
else if(S==Kc||S==ti||S==Jc){const b=p.data;
S==ti?(N.resolve({data:
```

--------------------------------

### Configure Local Timeline View Provider (TypeScript)

Source: https://github.com/mark-when/markwhen/blob/main/README.md

This snippet demonstrates how to configure the Markwhen view provider to use a local instance of the timeline view instead of the default remote URL. This is useful for self-hosting and local development. It modifies the `url` property within the `useTimelineExternalProvider` function.

```typescript
/* src/Views/useViewProviders.ts */
...

export const useTimelineExternalProvider = () => ({
  id: "markwhen.timeline",
  name: "Timeline",
- url: "https://timeline.markwhen.com",
+ url: "http://localhost:5173"
...
})
```

--------------------------------

### Fetch Entire Content using Fetch API (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Fetches the entire content of a resource using the Fetch API. It processes the response headers to set the data and size properties of the provided object. This is used as a fallback when range requests are not applicable.

```javascript
async function En(a){await Dc(a,Ks)}async function Ic(a){await Dc(a,Js)}async function Dc(a,c){const i=await c(Er,a,yt(a));a.data=new Uint8Array(await i.arrayBuffer()),a.size||(a.size=a.data.length)}
```

--------------------------------

### CRC32 Implementation for Signing

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

The `xr` class is assumed to be a CRC32 implementation used for signing data. It handles appending data and retrieving the final CRC32 checksum.

```javascript
class xr {
  constructor(a) {
    this.crc = a;
  }
  append(a) {
    for (let i = 0; i < a.length; i++) this.crc = this.crc >>> 8 ^ Cr[(this.crc ^ a[i]) & 255];
  }
  get() {
    return this.crc;
  }
}
```

--------------------------------

### Fetch Data from a URL using XHR (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Fetches data from a URL using XMLHttpRequest (XHR). This class is similar to 'Se' but specifically uses XHR for network requests. It also supports range headers and initialization to determine content size.

```javascript
class Te extends Y{constructor(c,i){super(),this.url=c,this.preventHeadRequest=i.preventHeadRequest,this.useRangeHeader=i.useRangeHeader,this.forceRangeRequests=i.forceRangeRequests,this.options=i}async init(){super.init(),await An(this,Js,Ic)}async readUint8Array(c,i){return Rt(this,c,i,Js,Ic)}}
```

--------------------------------

### Render Test Steps Recursively

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Recursively renders test steps, including their title, duration, status, location, and any nested steps or snippets. It handles failed or errored steps distinctly and displays retry counts if applicable. Dependencies include `po` for status rendering and `xc` for duration formatting.

```javascript
const Ap = ({
  step: e,
  depth: t
}) => I($f, {
  title: re("span", {
    children: [
      I("span", {
        style: { float: "right" },
        children: xc(e.duration)
      }),
      po(e.error || e.duration === -1 ? "failed" : "passed"),
      I("span", {
        children: e.title
      }),
      e.count > 1 && re(go, {
        children: [
          " ✕ ",
          I("span", {
            className: "test-result-counter",
            children: e.count
          })
        ]
      }),
      e.location && re("span", {
        className: "test-result-path",
        children: ["— ", e.location.file, ":", e.location.line]
      })
    ]
  }),
  loadChildren: e.steps.length + (e.snippet ? 1 : 0) ? () => {
    const n = e.steps.map((r, o) => I(Ap, { step: r, depth: t + 1 }, o));
    return e.snippet && n.unshift(I(Ep, { error: e.snippet }, "line")),
    n;
  } : void 0,
  depth: t
});

```

--------------------------------

### PBKDF2 Password-Based Key Derivation

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Defines parameters and configurations for the PBKDF2 key derivation function. This includes settings for iterations, hash algorithm, and supported derivation functions.

```javascript
Zs="Invalid pasword",Fn=16,Oc={name:"PBKDF2"},Cp=Object.assign({hash:{name:"HMAC"}},Oc),Ip=Object.assign({iterations:1e3,hash:{name:"SHA-1"}},Oc),Dp=["deriveBits"],Sr=[8,12,16],Cr=[16,24,32],Kt=10,Hc=[0,0,0,0]
```

--------------------------------

### Register External Views with Markwhen

Source: https://context7.com/mark-when/markwhen/llms.txt

This snippet shows how to register external visualization views, like timeline or calendar views, in Markwhen. It covers retrieving all registered providers, logging their details, and configuring a custom provider with properties such as ID, name, URL, and capabilities. Dependencies include `@/(Views)/useViewProviders`.

```typescript
import { useViewProviders, useTimelineExternalProvider } from "@/Views/useViewProviders";

// Get all registered view providers
const providers = useViewProviders();
console.log(`Registered views: ${providers.length}`);

providers.forEach(provider => {
  console.log(`View: ${provider.name}`);
  console.log(`ID: ${provider.id}`);
  console.log(`URL: ${provider.url}`);
  console.log(`Description: ${provider.description}`);
});

// Configure a single provider
const timelineProvider = useTimelineExternalProvider();

// Provider configuration structure:
const customProvider = {
  id: "custom.gantt",
  name: "Gantt Chart",
  url: "http://localhost:5174", // Local development or production URL
  iconSvg: `<svg>...</svg>`,    // SVG icon markup
  settings: [],                  // View-specific settings
  capabilities: {
    edit: true,                  // Supports editing
    hoveringEvent: true          // Supports hover interactions
  },
  uses: {
    tags: true,                  // Uses tag filtering
    drawerDescription: true,     // Shows descriptions in drawer
    sort: true,                  // Supports sorting
    pages: true,                 // Supports multiple pages
    jump: true                   // Supports jump/search
  },
  active: true,
  description: "A gantt chart view",
  screenshots: ["/images/gantt.png"]
};

// Register custom provider by modifying useViewProviders:
// export const useViewProviders = () => {
//   return [
//     useTimelineExternalProvider(),
//     customProvider
//   ];
// };

// For local development, change the URL:
// In src/Views/useViewProviders.ts:
// url: "http://localhost:5173" // Instead of https://timeline.markwhen.com
```

--------------------------------

### Inflate Fixed Trees - JavaScript

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Sets the parameters for inflating fixed Huffman trees in zlib decompression. This function initializes the code lengths and code counts for the predefined fixed trees. It directly assigns values to output arrays, indicating the structure of the fixed trees. No external dependencies are apparent beyond the zlib internal state.

```javascript
P.inflate_trees_fixed=function(a,c,i,f){return a[0]=9,c[0]=5,i[0]=u,f[0]=d,0}
```

--------------------------------

### Fetch Resource using Fetch API (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Fetches a resource using the Fetch API. This function is a core part of handling network requests, returning a Response object if the request is successful (status < 400).

```javascript
async function Ks(a,{options:c,url:i},f){const v=await fetch(i,Object.assign({},c,{method:a,headers:f}));if(v.status<400)
```

--------------------------------

### Fetch Data from a URL (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Fetches data from a given URL. It handles HTTP requests, including support for range headers to fetch partial content. It can optionally prevent HEAD requests and force range requests. Initialization involves determining the content size.

```javascript
class Se extends Y{constructor(c,i){super(),this.url=c,this.preventHeadRequest=i.preventHeadRequest,this.useRangeHeader=i.useRangeHeader,this.forceRangeRequests=i.forceRangeRequests,this.options=Object.assign({},i),delete this.options.preventHeadRequest,delete this.options.useRangeHeader,delete this.options.forceRangeRequests,delete this.options.useXHR}async init(){super.init(),await An(this,Ks,En)}async readUint8Array(c,i){return Rt(this,c,i,Ks,En)}}
```

--------------------------------

### React Deferred Updates and Transitions (JavaScript)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

This code relates to handling deferred updates and transitions in React. It manages the transition state and priorities, ensuring that less critical updates don't block more important ones, leading to a smoother user experience.

```javascript
function dr(){if(ln!==null){var e=md(Is),t=gt.transition,n=ve;try{if(gt.transition=null,ve=16>e?16:e,ln===null)var r=!1;else{if(e=ln,ln=null,Is=0,he&6)throw Error(z(331));var o=he;for(he|=4,J=e.current;J!==null;){var s=J,l=s.child;if(J.flags&16){var u=s.deletions;if(u!==null){for(var d=0;d<u.length;d++){var h=u[d];for(J=h;J!==null;){var T=J;switch(T.tag){case 0:case 11:case 15:Wr(8,T,s)}var L=T.child;if(L!==null)L.return=T,J=L;else for(;J!==null;){T=J;var k=T.sibling,U=T.return;if(Df(T),T===h){J=null;break}if(k!==null){k.return=U,J=k;break}J=U}}}var P=s.alternate;if(P!==null){var te=P.child;if(te!==null){P.child=null;do{var fe=te.sibling;te.sibling=null,te=fe}while(te!==null)}}J=s}}if(s.subtreeFlags&2064&&l!==null)l.return=s,J=l;else e:for(;J!==null;){if(s=J,s.flags&2048)switch(s.tag){case 0:case 11:case 15:Wr(9,s,s.return)}var y=s.sibling;if(y!==null){y.return=s.return,J=y;break e}J=s.return}}var g=e.current;for(J=g;J!==null;){l=J;var x=l.child;if(l.subtreeFlags&2064&&x!==null)x.return=l,J=x;else e:for(l=g;J!==null;){if(u=J,u.flags&2048)try{switch(u.tag){case 0:case 11:case 15:qs(9,u)}}catch(V){be(u,u.return,V)}if(u===l){J=null;break e}var O=u.sibling;if(O!==null){O.return=u.return,J=O;break e}J=u.return}}if(he=o,yn(),Pt&&typeof Pt.onPostCommitFiberRoot==="function")try{Pt.onPostCommitFiberRoot(Ls,e)}catch{}}return r}return!1}
```

--------------------------------

### Data Encryption/Decryption Utilities

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

These functions and classes handle the core logic for encrypting and decrypting data, including password handling and signature verification. `Np` is for decryption and `Tp` is for encryption, both using a specific encryption scheme.

```javascript
function _s(a,c){let i=a;return a.length+c.length&&(i=new Uint8Array(a.length+c.length),i.set(a,0),i.set(c,a.length)),i}
function ot(a,c,i){return a.subarray(c,i)}
const Eo=12;
class Np{
constructor(c,i){Object.assign(this,{password:c,passwordVerification:i}),Vc(this,c)}
append(c){const i=this;if(i.password){const f=Fc(i,c.subarray(0,Eo));if(i.password=null,f[11]!=i.passwordVerification)throw new Error(Zs);c=c.subarray(Eo)}return Fc(i,c)}
flush(){return{valid:!0,data:new Uint8Array(0)}}}
class Tp{
constructor(c,i){Object.assign(this,{password:c,passwordVerification:i}),Vc(this,c)}
append(c){const i=this;let f,v;if(i.password){i.password=null;const A=crypto.getRandomValues(new Uint8Array(Eo));A[11]=i.passwordVerification,f=new Uint8Array(c.length+A.length),f.set(jc(i,A),0),v=Eo}else f=new Uint8Array(c.length),v=0;return f.set(jc(i,c),v),f}
flush(){return{data:new Uint8Array(0)}}}
function Fc(a,c){const i=new Uint8Array(c.length);for(let f=0;f<c.length;f++)i[f]=Wc(a)^c[f],$s(a,i[f]);return i}
function jc(a,c){const i=new Uint8Array(c.length);for(let f=0;f<c.length;f++)i[f]=Wc(a)^c[f],$s(a,c[f]);return i}
function Vc(a,c){a.keys=[305419896,591751049,878082192],a.crcKey0=new xr(a.keys[0]),a.crcKey2=new xr(a.keys[2]);for(let i=0;i<c.length;i++)$s(a,c.charCodeAt(i))}
function $s(a,c){a.crcKey0.append([c]),a.keys[0]=~a.crcKey0.get(),a.keys[1]=Yc(a.keys[1]+Gc(a.keys[0])),a.keys[1]=Yc(Math.imul(a.keys[1],134775813)+1),a.crcKey2.append([a.keys[1]>>>24]),a.keys[2]=~a.crcKey2.get()}
function Wc(a){const c=2|a.keys[2];return Gc(Math.imul(c,1^c)>>>8)}
function Gc(a){return 255&a}
function Yc(a){return 4294967295&a}
const Xc="inflate",ei="Invalid signature";
```

--------------------------------

### Responsive Chip Component Styles (CSS)

Source: https://github.com/mark-when/markwhen/blob/main/playwright-report/index.html

Adjusts the styling for chip components on small screens (max-width 600px) to remove rounded corners and borders, making them full-width. This optimizes the display of chips on mobile devices.

```css
@media only screen and (max-width: 600px){.chip-header{border-radius:0;border-right:none;border-left:none}.chip-body{border-radius:0;border-right:none;border-left:none;padding:8px}.chip-body-no-insets{padding:0}}
```