import { FolkShape } from "./folk-shape";
import { css, html } from "./tags";

const styles = css`
	:host {
		background: white;
		border-radius: 8px;
		box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
		min-width: 280px;
		min-height: 200px;
	}

	.header {
		display: flex;
		align-items: center;
		justify-content: space-between;
		padding: 8px 12px;
		color: white;
		border-radius: 8px 8px 0 0;
		font-size: 12px;
		font-weight: 600;
		cursor: move;
	}

	.header-title {
		display: flex;
		align-items: center;
		gap: 6px;
	}

	.header-title .icon {
		font-size: 16px;
	}

	.header-title .symbol {
		opacity: 0.8;
		font-weight: 400;
		font-size: 11px;
	}

	.header-actions button {
		background: transparent;
		border: none;
		color: white;
		cursor: pointer;
		padding: 2px 6px;
		border-radius: 4px;
		font-size: 14px;
	}

	.header-actions button:hover {
		background: rgba(255, 255, 255, 0.2);
	}

	.mint-body {
		padding: 12px;
	}

	.desc {
		font-size: 11px;
		color: #64748b;
		margin-bottom: 10px;
		line-height: 1.4;
	}

	.supply-row {
		display: flex;
		justify-content: space-between;
		font-size: 12px;
		margin-bottom: 4px;
	}

	.supply-row .label {
		color: #64748b;
	}

	.supply-row .value {
		font-weight: 600;
		color: #1e293b;
	}

	.progress-bar {
		width: 100%;
		height: 8px;
		background: #e2e8f0;
		border-radius: 4px;
		overflow: hidden;
		margin: 8px 0 12px;
	}

	.progress-fill {
		height: 100%;
		border-radius: 4px;
		transition: width 0.3s ease;
	}

	.edit-form {
		padding: 8px 12px;
		border-top: 1px solid #e2e8f0;
		display: flex;
		flex-direction: column;
		gap: 4px;
	}

	.edit-row {
		display: flex;
		gap: 4px;
	}

	.edit-form input {
		flex: 1;
		padding: 5px 8px;
		border: 1px solid #e2e8f0;
		border-radius: 4px;
		font-size: 11px;
		outline: none;
	}

	.edit-form input:focus {
		border-color: #8b5cf6;
	}

	.edit-form input.short {
		width: 70px;
		flex: 0;
	}

	.edit-form input.color-input {
		width: 36px;
		flex: 0;
		padding: 2px;
		cursor: pointer;
	}
`;

declare global {
	interface HTMLElementTagNameMap {
		"folk-token-mint": FolkTokenMint;
	}
}

export class FolkTokenMint extends FolkShape {
	static override tagName = "folk-token-mint";

	static {
		const sheet = new CSSStyleSheet();
		const parentRules = Array.from(FolkShape.styles.cssRules)
			.map((r) => r.cssText)
			.join("\n");
		const childRules = Array.from(styles.cssRules)
			.map((r) => r.cssText)
			.join("\n");
		sheet.replaceSync(`${parentRules}\n${childRules}`);
		this.styles = sheet;
	}

	#tokenName = "New Token";
	#tokenSymbol = "TKN";
	#description = "";
	#totalSupply = 1000;
	#issuedSupply = 0;
	#tokenColor = "#8b5cf6";
	#tokenIcon = "\uD83E\uDE99";
	#createdBy = "";
	#createdAt = new Date().toISOString();

	#headerEl: HTMLElement | null = null;
	#summaryEl: HTMLElement | null = null;
	#progressEl: HTMLElement | null = null;
	#descEl: HTMLElement | null = null;

	get tokenName() { return this.#tokenName; }
	set tokenName(v: string) {
		this.#tokenName = v;
		this.#render();
		this.dispatchEvent(new CustomEvent("content-change"));
	}

	get tokenSymbol() { return this.#tokenSymbol; }
	set tokenSymbol(v: string) {
		this.#tokenSymbol = v;
		this.#render();
		this.dispatchEvent(new CustomEvent("content-change"));
	}

	get description() { return this.#description; }
	set description(v: string) {
		this.#description = v;
		this.#render();
		this.dispatchEvent(new CustomEvent("content-change"));
	}

	get totalSupply() { return this.#totalSupply; }
	set totalSupply(v: number) {
		this.#totalSupply = v;
		this.#render();
		this.dispatchEvent(new CustomEvent("content-change"));
	}

	get issuedSupply() { return this.#issuedSupply; }
	set issuedSupply(v: number) {
		this.#issuedSupply = v;
		this.#render();
	}

	get tokenColor() { return this.#tokenColor; }
	set tokenColor(v: string) {
		this.#tokenColor = v;
		this.#render();
		this.dispatchEvent(new CustomEvent("content-change"));
	}

	get tokenIcon() { return this.#tokenIcon; }
	set tokenIcon(v: string) {
		this.#tokenIcon = v;
		this.#render();
		this.dispatchEvent(new CustomEvent("content-change"));
	}

	get createdBy() { return this.#createdBy; }
	set createdBy(v: string) {
		this.#createdBy = v;
	}

	get createdAt() { return this.#createdAt; }
	set createdAt(v: string) {
		this.#createdAt = v;
	}

	get remaining() {
		return this.#totalSupply - this.#issuedSupply;
	}

	override createRenderRoot() {
		const root = super.createRenderRoot();

		const wrapper = document.createElement("div");
		wrapper.innerHTML = html`
			<div class="header" style="background: ${this.#tokenColor}">
				<span class="header-title">
					<span class="icon">${this.#tokenIcon}</span>
					<span class="name">${this.#tokenName}</span>
					<span class="symbol">${this.#tokenSymbol}</span>
				</span>
				<div class="header-actions">
					<button class="close-btn" title="Close">\u00D7</button>
				</div>
			</div>
			<div class="mint-body">
				<div class="desc"></div>
				<div class="supply-summary"></div>
				<div class="progress-bar"><div class="progress-fill"></div></div>
			</div>
			<div class="edit-form">
				<div class="edit-row">
					<input type="text" placeholder="Token name" class="name-input" />
					<input type="text" placeholder="SYM" class="symbol-input short" maxlength="6" />
				</div>
				<div class="edit-row">
					<input type="number" placeholder="Total supply" class="supply-input" min="1" />
					<input type="color" class="color-input" title="Token color" />
				</div>
				<div class="edit-row">
					<input type="text" placeholder="Description (optional)" class="desc-input" />
				</div>
			</div>
		`;

		const slot = root.querySelector("slot");
		const containerDiv = slot?.parentElement as HTMLElement;
		if (containerDiv) {
			containerDiv.replaceWith(wrapper);
		}

		this.#headerEl = wrapper.querySelector(".header");
		this.#summaryEl = wrapper.querySelector(".supply-summary");
		this.#progressEl = wrapper.querySelector(".progress-fill");
		this.#descEl = wrapper.querySelector(".desc");

		const closeBtn = wrapper.querySelector(".close-btn") as HTMLButtonElement;
		const nameInput = wrapper.querySelector(".name-input") as HTMLInputElement;
		const symbolInput = wrapper.querySelector(".symbol-input") as HTMLInputElement;
		const supplyInput = wrapper.querySelector(".supply-input") as HTMLInputElement;
		const colorInput = wrapper.querySelector(".color-input") as HTMLInputElement;
		const descInput = wrapper.querySelector(".desc-input") as HTMLInputElement;

		// Set initial input values
		nameInput.value = this.#tokenName;
		symbolInput.value = this.#tokenSymbol;
		supplyInput.value = String(this.#totalSupply);
		colorInput.value = this.#tokenColor;
		descInput.value = this.#description;

		closeBtn.addEventListener("click", (e) => {
			e.stopPropagation();
			this.dispatchEvent(new CustomEvent("close"));
		});

		const stopProp = (e: Event) => e.stopPropagation();

		nameInput.addEventListener("click", stopProp);
		symbolInput.addEventListener("click", stopProp);
		supplyInput.addEventListener("click", stopProp);
		colorInput.addEventListener("click", stopProp);
		descInput.addEventListener("click", stopProp);

		nameInput.addEventListener("change", () => {
			if (nameInput.value.trim()) this.tokenName = nameInput.value.trim();
		});
		nameInput.addEventListener("keydown", (e) => {
			if (e.key === "Enter") { e.stopPropagation(); nameInput.blur(); }
		});

		symbolInput.addEventListener("change", () => {
			if (symbolInput.value.trim()) this.tokenSymbol = symbolInput.value.trim().toUpperCase();
		});
		symbolInput.addEventListener("keydown", (e) => {
			if (e.key === "Enter") { e.stopPropagation(); symbolInput.blur(); }
		});

		supplyInput.addEventListener("change", () => {
			const val = Number(supplyInput.value);
			if (val > 0) this.totalSupply = val;
		});
		supplyInput.addEventListener("keydown", (e) => {
			if (e.key === "Enter") { e.stopPropagation(); supplyInput.blur(); }
		});

		colorInput.addEventListener("input", () => {
			this.tokenColor = colorInput.value;
		});

		descInput.addEventListener("change", () => {
			this.description = descInput.value.trim();
		});
		descInput.addEventListener("keydown", (e) => {
			if (e.key === "Enter") { e.stopPropagation(); descInput.blur(); }
		});

		this.#render();
		return root;
	}

	#escapeHtml(text: string): string {
		const div = document.createElement("div");
		div.textContent = text;
		return div.innerHTML;
	}

	#render() {
		if (!this.#headerEl || !this.#summaryEl || !this.#progressEl) return;

		this.#headerEl.style.background = this.#tokenColor;
		const nameSpan = this.#headerEl.querySelector(".name");
		const symbolSpan = this.#headerEl.querySelector(".symbol");
		const iconSpan = this.#headerEl.querySelector(".icon");
		if (nameSpan) nameSpan.textContent = this.#tokenName;
		if (symbolSpan) symbolSpan.textContent = this.#tokenSymbol;
		if (iconSpan) iconSpan.textContent = this.#tokenIcon;

		if (this.#descEl) {
			this.#descEl.textContent = this.#description;
			this.#descEl.style.display = this.#description ? "block" : "none";
		}

		const pct = this.#totalSupply > 0 ? (this.#issuedSupply / this.#totalSupply) * 100 : 0;

		this.#summaryEl.innerHTML = `
			<div class="supply-row">
				<span class="label">Total Supply</span>
				<span class="value">${this.#totalSupply.toLocaleString()}</span>
			</div>
			<div class="supply-row">
				<span class="label">Issued</span>
				<span class="value">${this.#issuedSupply.toLocaleString()}</span>
			</div>
			<div class="supply-row">
				<span class="label">Remaining</span>
				<span class="value">${this.remaining.toLocaleString()}</span>
			</div>
		`;

		this.#progressEl.style.width = `${Math.min(pct, 100)}%`;
		this.#progressEl.style.background = this.#tokenColor;
	}

	override toJSON() {
		return {
			...super.toJSON(),
			type: "folk-token-mint",
			tokenName: this.#tokenName,
			tokenSymbol: this.#tokenSymbol,
			description: this.#description,
			totalSupply: this.#totalSupply,
			issuedSupply: this.#issuedSupply,
			tokenColor: this.#tokenColor,
			tokenIcon: this.#tokenIcon,
			createdBy: this.#createdBy,
			createdAt: this.#createdAt,
		};
	}
}