369 lines
7.9 KiB
TypeScript
369 lines
7.9 KiB
TypeScript
import { FolkShape } from "./folk-shape";
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import { css, html } from "./tags";
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const styles = css`
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:host {
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background: white;
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border-radius: 8px;
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
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min-width: 280px;
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min-height: 200px;
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}
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.header {
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display: flex;
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align-items: center;
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justify-content: space-between;
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padding: 8px 12px;
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background: #d97706;
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color: white;
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border-radius: 8px 8px 0 0;
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font-size: 12px;
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font-weight: 600;
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cursor: move;
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}
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.header-title {
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display: flex;
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align-items: center;
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gap: 6px;
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}
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.header-actions button {
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background: transparent;
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border: none;
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color: white;
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cursor: pointer;
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padding: 2px 6px;
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border-radius: 4px;
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font-size: 14px;
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}
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.header-actions button:hover {
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background: rgba(255, 255, 255, 0.2);
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}
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.budget-body {
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padding: 12px;
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}
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.budget-summary {
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margin-bottom: 12px;
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}
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.budget-row {
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display: flex;
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justify-content: space-between;
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font-size: 12px;
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margin-bottom: 4px;
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}
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.budget-row .label {
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color: #64748b;
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}
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.budget-row .value {
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font-weight: 600;
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color: #1e293b;
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}
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.budget-row .remaining {
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color: #059669;
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}
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.budget-row .over {
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color: #dc2626;
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}
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.progress-bar {
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width: 100%;
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height: 8px;
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background: #e2e8f0;
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border-radius: 4px;
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overflow: hidden;
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margin: 8px 0 12px;
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}
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.progress-fill {
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height: 100%;
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border-radius: 4px;
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transition: width 0.3s ease;
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}
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.progress-fill.ok {
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background: #059669;
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}
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.progress-fill.warning {
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background: #d97706;
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}
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.progress-fill.danger {
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background: #dc2626;
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}
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.expense-list {
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max-height: 200px;
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overflow-y: auto;
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}
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.expense-item {
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display: flex;
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justify-content: space-between;
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align-items: center;
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padding: 6px 8px;
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font-size: 12px;
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border-radius: 4px;
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margin-bottom: 3px;
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background: #f8fafc;
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}
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.expense-item:hover {
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background: #f1f5f9;
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}
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.expense-desc {
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color: #1e293b;
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font-weight: 500;
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}
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.expense-cat {
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font-size: 9px;
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color: #64748b;
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}
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.expense-amount {
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font-weight: 600;
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color: #dc2626;
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}
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.add-form {
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display: flex;
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gap: 4px;
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padding: 8px 12px;
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border-top: 1px solid #e2e8f0;
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}
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.add-form input {
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flex: 1;
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padding: 6px 8px;
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border: 1px solid #e2e8f0;
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border-radius: 4px;
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font-size: 12px;
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outline: none;
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}
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.add-form input:focus {
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border-color: #d97706;
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}
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.add-form input.amount-input {
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width: 80px;
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flex: 0;
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}
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.empty-state {
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text-align: center;
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padding: 16px;
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color: #94a3b8;
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font-size: 12px;
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}
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`;
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export interface BudgetExpense {
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id: string;
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description: string;
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amount: number;
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category: string;
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date?: string;
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}
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declare global {
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interface HTMLElementTagNameMap {
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"folk-budget": FolkBudget;
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}
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}
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export class FolkBudget extends FolkShape {
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static override tagName = "folk-budget";
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static {
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const sheet = new CSSStyleSheet();
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const parentRules = Array.from(FolkShape.styles.cssRules)
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.map((r) => r.cssText)
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.join("\n");
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const childRules = Array.from(styles.cssRules)
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.map((r) => r.cssText)
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.join("\n");
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sheet.replaceSync(`${parentRules}\n${childRules}`);
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this.styles = sheet;
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}
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#budgetTotal = 0;
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#currency = "USD";
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#expenses: BudgetExpense[] = [];
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#listEl: HTMLElement | null = null;
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#summaryEl: HTMLElement | null = null;
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#progressEl: HTMLElement | null = null;
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get budgetTotal() { return this.#budgetTotal; }
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set budgetTotal(v: number) {
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this.#budgetTotal = v;
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this.#render();
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this.dispatchEvent(new CustomEvent("content-change"));
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}
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get currency() { return this.#currency; }
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set currency(v: string) {
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this.#currency = v;
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this.#render();
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}
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get expenses() { return this.#expenses; }
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set expenses(v: BudgetExpense[]) {
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this.#expenses = v;
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this.#render();
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this.dispatchEvent(new CustomEvent("content-change"));
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}
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get spent() {
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return this.#expenses.reduce((sum, e) => sum + e.amount, 0);
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}
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addExpense(expense: BudgetExpense) {
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this.#expenses.push(expense);
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this.#render();
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this.dispatchEvent(new CustomEvent("content-change"));
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}
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override createRenderRoot() {
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const root = super.createRenderRoot();
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const wrapper = document.createElement("div");
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wrapper.innerHTML = html`
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<div class="header">
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<span class="header-title">
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<span>💰</span>
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<span>Budget</span>
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</span>
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<div class="header-actions">
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<button class="close-btn" title="Close">×</button>
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</div>
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</div>
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<div class="budget-body">
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<div class="budget-summary"></div>
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<div class="progress-bar"><div class="progress-fill"></div></div>
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<div class="expense-list"></div>
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</div>
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<div class="add-form">
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<input type="text" placeholder="Expense description..." class="desc-input" />
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<input type="number" placeholder="0.00" class="amount-input" step="0.01" />
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</div>
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`;
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const slot = root.querySelector("slot");
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const containerDiv = slot?.parentElement as HTMLElement;
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if (containerDiv) {
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containerDiv.replaceWith(wrapper);
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}
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this.#summaryEl = wrapper.querySelector(".budget-summary");
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this.#progressEl = wrapper.querySelector(".progress-fill");
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this.#listEl = wrapper.querySelector(".expense-list");
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const closeBtn = wrapper.querySelector(".close-btn") as HTMLButtonElement;
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const descInput = wrapper.querySelector(".desc-input") as HTMLInputElement;
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const amountInput = wrapper.querySelector(".amount-input") as HTMLInputElement;
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closeBtn.addEventListener("click", (e) => {
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e.stopPropagation();
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this.dispatchEvent(new CustomEvent("close"));
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});
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const addExpense = () => {
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if (descInput.value.trim() && amountInput.value) {
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this.addExpense({
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id: `exp-${Date.now()}`,
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description: descInput.value.trim(),
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amount: Number(amountInput.value),
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category: "OTHER",
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});
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descInput.value = "";
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amountInput.value = "";
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}
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};
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descInput.addEventListener("keydown", (e) => {
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if (e.key === "Enter") { e.stopPropagation(); addExpense(); }
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});
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amountInput.addEventListener("keydown", (e) => {
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if (e.key === "Enter") { e.stopPropagation(); addExpense(); }
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});
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descInput.addEventListener("click", (e) => e.stopPropagation());
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amountInput.addEventListener("click", (e) => e.stopPropagation());
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this.#render();
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return root;
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}
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#escapeHtml(text: string): string {
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const div = document.createElement("div");
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div.textContent = text;
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return div.innerHTML;
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}
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#render() {
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if (!this.#summaryEl || !this.#progressEl || !this.#listEl) return;
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const spent = this.spent;
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const remaining = this.#budgetTotal - spent;
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const pct = this.#budgetTotal > 0 ? (spent / this.#budgetTotal) * 100 : 0;
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this.#summaryEl.innerHTML = `
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<div class="budget-row">
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<span class="label">Budget</span>
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<span class="value">${this.#currency} ${this.#budgetTotal.toLocaleString()}</span>
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</div>
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<div class="budget-row">
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<span class="label">Spent</span>
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<span class="value">${this.#currency} ${spent.toLocaleString()}</span>
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</div>
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<div class="budget-row">
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<span class="label">Remaining</span>
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<span class="value ${remaining >= 0 ? 'remaining' : 'over'}">${this.#currency} ${Math.abs(remaining).toLocaleString()}${remaining < 0 ? ' over' : ''}</span>
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</div>
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`;
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this.#progressEl.style.width = `${Math.min(pct, 100)}%`;
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this.#progressEl.className = `progress-fill ${pct > 90 ? 'danger' : pct > 70 ? 'warning' : 'ok'}`;
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if (this.#expenses.length === 0) {
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this.#listEl.innerHTML = '<div class="empty-state">No expenses yet</div>';
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} else {
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this.#listEl.innerHTML = this.#expenses
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.slice()
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.reverse()
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.map((e) => `
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<div class="expense-item">
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<div>
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<div class="expense-desc">${this.#escapeHtml(e.description)}</div>
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<div class="expense-cat">${this.#escapeHtml(e.category)}</div>
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</div>
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<span class="expense-amount">-${this.#currency} ${e.amount.toLocaleString()}</span>
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</div>
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`)
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.join("");
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}
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}
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override toJSON() {
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return {
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...super.toJSON(),
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type: "folk-budget",
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budgetTotal: this.#budgetTotal,
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currency: this.#currency,
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expenses: this.#expenses,
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};
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}
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}
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