}
const clock = Clock();
+// Returns a promise for a hue based on a hash of the string
+function hashHue(str: string) {
+ // Using crypto for this is overkill
+ return crypto.subtle.digest("SHA-256", new TextEncoder().encode(str)).then((buf) => (new Uint16Array(buf)[0] * 360) / 2 ** 16);
+}
+
const Model = {
addTask: function (timestamp: string, description: string): Element {
const task = document.createElement("div");
- task.appendChild(document.createTextNode(description));
- task.setAttribute("class", "task");
+ const desc = document.createElement("span");
+ desc.textContent = description;
+ desc.classList.add("desc");
+ task.appendChild(desc);
+ task.classList.add("task");
task.setAttribute("tabindex", "0");
task.setAttribute("data-created", timestamp);
task.setAttribute("data-state", "todo");
return task;
},
+ addTag: function (createTimestamp: string, tagName: string): Element | null {
+ const task = this.getTask(createTimestamp);
+ if (!task) return null;
+ const existingTag = this.hasTag(task, tagName);
+ if (existingTag) return existingTag;
+ const tag = document.createElement("span");
+ tag.appendChild(document.createTextNode(tagName));
+ tag.classList.add("tag");
+ tag.setAttribute("tabindex", "0");
+ hashHue(tagName).then((hue) => (tag.style.backgroundColor = `hsl(${hue},90%,45%)`));
+ for (const child of task.getElementsByClassName("tag")) {
+ if (tagName > child.textContent!) {
+ task.insertBefore(tag, child);
+ return tag;
+ }
+ }
+ task.appendChild(tag);
+ return tag;
+ },
+
edit: function (createTimestamp: string, newDescription: string): Element | null {
const target = this.getTask(createTimestamp);
if (!target) return null;
if (target.hasAttribute("data-description")) {
// Oh no: An edit has arrived from a replica while a local edit is in progress.
- const input = target.children[0] as HTMLInputElement;
+ const input = target.firstChild as HTMLInputElement;
if (
input.value === target.getAttribute("data-description") &&
- input.selectionStart === 0 &&
+ input.selectionStart === input.value.length &&
input.selectionEnd === input.value.length
) {
// No local changes have actually been made yet. Change the contents of the edit box!
input.value = newDescription;
- input.select();
} else {
// No great options.
// Prefer not to interrupt the local user's edit.
target.setAttribute("data-description", newDescription);
}
} else {
- target.textContent = newDescription;
+ target.getElementsByClassName("desc")[0].textContent = newDescription;
}
return target;
},
+ hasTag: function (task: Element, tag: string): Element | null {
+ for (const child of task.getElementsByClassName("tag")) {
+ if (child.textContent === tag) {
+ return child;
+ }
+ }
+ return null;
+ },
+
getPriority: function (task: Element): number {
if (task.hasAttribute("data-priority")) {
return parseFloat(task.getAttribute("data-priority")!);
}
},
+ removeTag: function (createTimestamp: string, tagName: string) {
+ const task = this.getTask(createTimestamp);
+ if (!task) return null;
+ const tag = this.hasTag(task, tagName);
+ if (!tag) return;
+ task.removeChild(tag);
+ if (task instanceof HTMLElement) task.focus();
+ },
+
setPriority: function (createTimestamp: string, priority: number): Element | null {
const target = this.getTask(createTimestamp);
if (!target) return null;
const [createTimestamp, description] = splitN(data, " ", 1);
return Model.edit(createTimestamp, description);
}
+ if (command == "Priority") {
+ const [createTimestamp, newPriority] = splitN(data, " ", 1);
+ return Model.setPriority(createTimestamp, parseFloat(newPriority));
+ }
if (command == "State") {
const [createTimestamp, state] = splitN(data, " ", 1);
return Model.setState(timestamp, createTimestamp, state);
}
- if (command == "Priority") {
- const [createTimestamp, newPriority] = splitN(data, " ", 1);
- return Model.setPriority(createTimestamp, parseFloat(newPriority));
+ if (command == "Tag") {
+ const [createTimestamp, tag] = splitN(data, " ", 1);
+ return Model.addTag(createTimestamp, tag);
+ }
+ if (command == "Untag") {
+ const [createTimestamp, tag] = splitN(data, " ", 1);
+ return Model.removeTag(createTimestamp, tag);
}
},
}
const log = Log();
-const undoLog: string[] = [];
+function UI() {
+ const undoLog: string[] = [];
+ return {
+ addTask: function (description: string): Element {
+ const now = clock.now();
+ undoLog.push(`State ${now} deleted`);
+ return <Element>log.recordAndApply(`${now} Create ${description}`);
+ },
+ addTag: function (createTimestamp: string, tag: string) {
+ undoLog.push(`Untag ${createTimestamp} ${tag}`);
+ return log.recordAndApply(`${clock.now()} Tag ${createTimestamp} ${tag}`);
+ },
+ edit: function (createTimestamp: string, newDescription: string, oldDescription: string) {
+ undoLog.push(`Edit ${createTimestamp} ${oldDescription}`);
+ return log.recordAndApply(`${clock.now()} Edit ${createTimestamp} ${newDescription}`);
+ },
+ removeTag: function (createTimestamp: string, tag: string) {
+ undoLog.push(`Tag ${createTimestamp} ${tag}`);
+ return log.recordAndApply(`${clock.now()} Untag ${createTimestamp} ${tag}`);
+ },
+ setPriority: function (createTimestamp: string, newPriority: number, oldPriority: number) {
+ undoLog.push(`Priority ${createTimestamp} ${oldPriority}`);
+ return log.recordAndApply(`${clock.now()} Priority ${createTimestamp} ${newPriority}`);
+ },
+ setState: function (createTimestamp: string, newState: string, oldState: string) {
+ undoLog.push(`State ${createTimestamp} ${oldState}`);
+ return log.recordAndApply(`${clock.now()} State ${createTimestamp} ${newState}`);
+ },
+ undo: function () {
+ if (undoLog.length > 0) {
+ return log.recordAndApply(`${clock.now()} ${undoLog.pop()}`);
+ }
+ },
+ };
+}
+const ui = UI();
-const UI = {
- addTask: function (description: string): Element {
- const now = clock.now();
- undoLog.push(`State ${now} deleted`);
- return <Element>log.recordAndApply(`${now} Create ${description}`);
- },
- edit: function (createTimestamp: string, newDescription: string, oldDescription: string) {
- undoLog.push(`Edit ${createTimestamp} ${oldDescription}`);
- return log.recordAndApply(`${clock.now()} Edit ${createTimestamp} ${newDescription}`);
- },
- setPriority: function (createTimestamp: string, newPriority: number, oldPriority: number) {
- undoLog.push(`Priority ${createTimestamp} ${oldPriority}`);
- return log.recordAndApply(`${clock.now()} Priority ${createTimestamp} ${newPriority}`);
- },
- setState: function (createTimestamp: string, newState: string, oldState: string) {
- undoLog.push(`State ${createTimestamp} ${oldState}`);
- return log.recordAndApply(`${clock.now()} State ${createTimestamp} ${newState}`);
- },
- undo: function () {
- if (undoLog.length > 0) {
- return log.recordAndApply(`${clock.now()} ${undoLog.pop()}`);
- }
- },
-};
+enum CommitOrAbort {
+ Commit,
+ Abort,
+}
function BrowserUI() {
var currentViewState = "todo";
+ var taskFocusedBeforeJumpingToInput: HTMLElement | null = null;
+ var lastTagNameEntered = "";
return {
addTask: function (event: KeyboardEvent) {
const input = <HTMLInputElement>document.getElementById("taskName");
- if (input.value) {
- const task = UI.addTask(input.value);
- if (task && task instanceof HTMLElement) task.focus();
- input.value = "";
- if (event.getModifierState("Control")) {
- this.setPriority(task, null, document.getElementsByClassName("task")[0]);
- }
+ if (input.value.match(/^ *$/)) return;
+ const task = ui.addTask(input.value);
+ if (currentViewState === "todo") {
+ task instanceof HTMLElement && task.focus();
+ } else if (this.returnFocusAfterInput()) {
+ } else {
+ this.firstVisibleTask()?.focus();
+ }
+ input.value = "";
+ if (event.getModifierState("Control")) {
+ this.makeTopPriority(task);
}
},
const task = document.activeElement;
if (!task) return;
const input = document.createElement("input");
- const oldDescription = task.textContent!;
+ const desc = task.getElementsByClassName("desc")[0];
+ const oldDescription = desc.textContent!;
task.setAttribute("data-description", oldDescription);
input.value = oldDescription;
input.addEventListener("blur", this.completeEdit, { once: true });
- task.textContent = "";
+ desc.textContent = "";
+ task.insertBefore(input, task.firstChild);
+ input.focus();
+ event.preventDefault();
+ },
+
+ beginTagEdit: function (event: Event) {
+ const task = document.activeElement;
+ if (!task) return;
+ const input = document.createElement("input");
+ input.classList.add("tag");
+ input.addEventListener("blur", this.completeTagEdit, { once: true });
+ input.value = lastTagNameEntered;
task.appendChild(input);
input.focus();
input.select();
event.preventDefault();
},
- completeEdit: function (event: Event) {
+ completeEdit: function (event: Event, resolution: CommitOrAbort = CommitOrAbort.Commit) {
const input = event.target as HTMLInputElement;
const task = input.parentElement!;
+ const desc = task.getElementsByClassName("desc")[0];
const oldDescription = task.getAttribute("data-description")!;
const newDescription = input.value;
input.removeEventListener("blur", this.completeEdit);
- task.removeChild(task.children[0]);
+ task.removeChild(input);
task.removeAttribute("data-description");
task.focus();
- if (newDescription === oldDescription) {
- task.textContent = oldDescription;
+ if (resolution === CommitOrAbort.Abort || newDescription.match(/^ *$/) || newDescription === oldDescription) {
+ desc.textContent = oldDescription;
} else {
- UI.edit(task.getAttribute("data-created")!, newDescription, oldDescription);
+ ui.edit(task.getAttribute("data-created")!, newDescription, oldDescription);
+ }
+ },
+
+ completeTagEdit: function (event: Event, resolution: CommitOrAbort = CommitOrAbort.Commit) {
+ const input = event.target as HTMLInputElement;
+ const task = input.parentElement!;
+ const newTagName = input.value;
+ input.removeEventListener("blur", this.completeTagEdit);
+ task.removeChild(input);
+ task.focus();
+ if (resolution === CommitOrAbort.Commit && !newTagName.match(/^ *$/) && !Model.hasTag(task, newTagName)) {
+ ui.addTag(task.getAttribute("data-created")!, newTagName);
+ lastTagNameEntered = newTagName;
}
},
},
focusTaskNameInput: function (event: Event) {
+ if (document.activeElement instanceof HTMLElement) {
+ taskFocusedBeforeJumpingToInput = document.activeElement;
+ }
document.getElementById("taskName")!.focus();
event.preventDefault();
},
return valid_cursor;
},
+ makeTopPriority: function (task: Element | null = null) {
+ if (!task) task = document.activeElement;
+ if (!task) return;
+ this.setPriority(task, null, document.getElementsByClassName("task")[0]);
+ },
+
moveCursor: function (offset: number): boolean {
const active = document.activeElement;
if (!active) return false;
}
},
+ removeTag: function () {
+ var target = document.activeElement;
+ if (!target) return;
+ if (target.classList.contains("task")) {
+ const tags = target.getElementsByClassName("tag");
+ target = tags[tags.length - 1];
+ }
+ if (!target || !target.classList.contains("tag")) return;
+ ui.removeTag(target.parentElement!.getAttribute("data-created")!, target.textContent!);
+ },
+
+ returnFocusAfterInput: function (): boolean {
+ if (taskFocusedBeforeJumpingToInput) {
+ taskFocusedBeforeJumpingToInput.focus();
+ return true;
+ }
+ return false;
+ },
+
// Change task's priority to be between other tasks a and b.
setPriority: function (task: Element, a: Element | null, b: Element | null) {
const aPriority = a === null ? 0 : Model.getPriority(a);
console.assert(aPriority < newPriority && newPriority < bPriority, aPriority, "<", newPriority, "<", bPriority);
const newPriorityRounded = Math.round(newPriority);
const okToRound = aPriority < newPriorityRounded && newPriorityRounded < bPriority;
- UI.setPriority(task.getAttribute("data-created")!, okToRound ? newPriorityRounded : newPriority, Model.getPriority(task));
+ ui.setPriority(task.getAttribute("data-created")!, okToRound ? newPriorityRounded : newPriority, Model.getPriority(task));
task instanceof HTMLElement && task.focus();
},
if (newState === oldState) return;
const createTimestamp = task.getAttribute("data-created")!;
this.moveCursor(1) || this.moveCursor(-1);
- return UI.setState(createTimestamp, newState, oldState);
+ return ui.setState(createTimestamp, newState, oldState);
},
- setView: function (state: string) {
+ setView: function (state: string, color: string) {
const sheet = (document.getElementById("viewStyle") as HTMLStyleElement).sheet!;
sheet.insertRule(`.task:not([data-state=${state}]) { display: none }`);
- sheet.removeRule(1);
+ sheet.insertRule(`:root { --view-state-indicator-color: ${color}; }`);
+ sheet.removeRule(2);
+ sheet.removeRule(2);
currentViewState = state;
if (document.activeElement?.getAttribute("data-state") !== state) {
this.firstVisibleTask()?.focus();
},
undo: function () {
- const ret = UI.undo();
+ const ret = ui.undo();
if (ret && ret instanceof HTMLElement) ret.focus();
},
};
const browserUI = BrowserUI();
enum InputState {
- Command,
- View,
+ Root,
+ S,
+ V,
+ VS,
}
-var inputState = InputState.Command;
+var inputState = InputState.Root;
function handleKey(event: any) {
if (event.target.tagName === "INPUT") {
if (event.target.id === "taskName") {
if (event.key == "Enter") return browserUI.addTask(event);
+ if (event.key == "Escape") return browserUI.returnFocusAfterInput();
+ } else if (event.target.classList.contains("tag")) {
+ if (event.key == "Enter") return browserUI.completeTagEdit(event);
+ if (event.key == "Escape") return browserUI.completeTagEdit(event, CommitOrAbort.Abort);
} else {
if (event.key == "Enter") return browserUI.completeEdit(event);
+ if (event.key == "Escape") return browserUI.completeEdit(event, CommitOrAbort.Abort);
}
} else {
- if (inputState === InputState.Command) {
+ if (inputState === InputState.Root) {
if (event.key == "j") return browserUI.moveCursor(1);
if (event.key == "k") return browserUI.moveCursor(-1);
if (event.key == "J") return browserUI.moveTask(1);
if (event.key == "K") return browserUI.moveTask(-1);
+ if (event.key == "T") return browserUI.makeTopPriority();
if (event.key == "n") return browserUI.focusTaskNameInput(event);
if (event.key == "c") return browserUI.setState("cancelled");
if (event.key == "d") return browserUI.setState("done");
- if (event.key == "s") return browserUI.setState("someday-maybe");
- if (event.key == "t") return browserUI.setState("todo");
+ if (event.key == "q") return browserUI.setState("todo");
+ if (event.key == "s") return (inputState = InputState.S);
if (event.key == "w") return browserUI.setState("waiting");
if (event.key == "X") return browserUI.setState("deleted");
+ if (event.key == "x") return browserUI.removeTag();
if (event.key == "u") return browserUI.undo();
if (event.key == "e") return browserUI.beginEdit(event);
- if (event.key == "v") return (inputState = InputState.View);
- } else if (inputState === InputState.View) {
- inputState = InputState.Command;
- if (event.key == "c") return browserUI.setView("cancelled");
- if (event.key == "d") return browserUI.setView("done");
- if (event.key == "s") return browserUI.setView("someday-maybe");
- if (event.key == "t") return browserUI.setView("todo");
- if (event.key == "w") return browserUI.setView("waiting");
- if (event.key == "x") return browserUI.setView("deleted");
+ if (event.key == "t") return browserUI.beginTagEdit(event);
+ if (event.key == "v") return (inputState = InputState.V);
+ } else if (inputState === InputState.S) {
+ inputState = InputState.Root;
+ if (event.key == "m") return browserUI.setState("someday-maybe");
+ } else if (inputState === InputState.V) {
+ inputState = InputState.Root;
+ if (event.key == "c") return browserUI.setView("cancelled", "Red");
+ if (event.key == "d") return browserUI.setView("done", "LawnGreen");
+ if (event.key == "q") return browserUI.setView("todo", "White");
+ if (event.key == "s") return (inputState = InputState.VS);
+ if (event.key == "v") return browserUI.setView("todo", "White");
+ if (event.key == "w") return browserUI.setView("waiting", "MediumOrchid");
+ if (event.key == "x") return browserUI.setView("deleted", "Black");
+ } else if (inputState === InputState.VS) {
+ inputState = InputState.Root;
+ if (event.key == "m") return browserUI.setView("someday-maybe", "DeepSkyBlue");
}
}
}
function browserInit() {
- document.body.addEventListener("keydown", handleKey, { capture: false });
log.replay();
browserUI.firstVisibleTask()?.focus();
+ document.body.addEventListener("keydown", handleKey, { capture: false });
}
projects / vopamoi / blobdiff