Chat Bubble

"use client";

import * as React from "react";
import { cn } from "@/lib/utils";
import { type MessageStatus, MessageStatusIcon } from "./message-status";
import { type Reaction, ReactionsDisplay } from "./reaction";
import "@/components/ui/whatsapp/styles/whatsapp.css";

export type { MessageStatus, Reaction };

interface ChatBubbleProps extends React.HTMLAttributes<HTMLDivElement> {
  variant?: "incoming" | "outgoing";
  timestamp?: string;
  status?: MessageStatus;
  sender?: string;
  showTail?: boolean;
  isGroupChat?: boolean;
  senderColor?: string;
  /** Emoji reactions shown on the bottom corner of the bubble */
  reactions?: Reaction[];
}



const ChatBubble = React.forwardRef<HTMLDivElement, ChatBubbleProps>(
  (
    {
      className,
      variant = "incoming",
      timestamp,
      status,
      sender,
      showTail = false,
      isGroupChat = false,
      senderColor,
      reactions,
      children,
      ...props
    },
    ref
  ) => {
    const isOutgoing = variant === "outgoing";
    const hasReactions = reactions && reactions.length > 0;

    return (
      <div
        className={cn(
          "relative flex w-full",
          isOutgoing ? "justify-end" : "justify-start",
          showTail ? "mb-[6px]" : "mb-[2px]",
          hasReactions && "mb-[24px]",
          className
        )}
        {...props}
        ref={ref}
      >
        <div
          className={cn(
            "font-wa relative min-w-[80px] max-w-[var(--wa-msg-max-width)] overflow-visible rounded-lg px-3 pb-[7px] pt-[6px]",
            isOutgoing
              ? "bg-wa-bubble-outgoing"
              : "bg-wa-bubble-incoming",
            showTail &&
              (isOutgoing ? "rounded-br-none" : "rounded-bl-none")
          )}
        >
          {/* Tail: based on actual WhatsApp Web SVG paths, flipped for bottom positioning */}
          {showTail && isOutgoing && (
            <svg
              viewBox="0 0 8 13"
              width="8"
              height="13"
              className="absolute bottom-0 -right-[8px]"
            >
              <path
                opacity="0.13"
                d="M5.188 12H0V0.807l6.467 8.625C7.526 10.844 6.958 12 5.188 12z"
                className="fill-wa-always-black"
              />
              <path
                d="M5.188 13H0V1.807l6.467 8.625C7.526 11.844 6.958 13 5.188 13z"
                className="fill-wa-bubble-outgoing"
              />
            </svg>
          )}
          {showTail && !isOutgoing && (
            <svg
              viewBox="0 0 8 13"
              width="8"
              height="13"
              className="absolute bottom-0 -left-[8px]"
            >
              <path
                opacity="0.13"
                d="M2.812 12H8V0.807L1.533 9.432C0.474 10.844 1.042 12 2.812 12z"
                className="fill-wa-always-black"
              />
              <path
                d="M2.812 13H8V1.807L1.533 10.432C0.474 11.844 1.042 13 2.812 13z"
                className="fill-wa-bubble-incoming"
              />
            </svg>
          )}

          {/* Group chat sender name */}
          {isGroupChat && !isOutgoing && sender && (
            <p
              className="mb-0.5 text-[12.8px] font-medium leading-[22px]"
              style={{ color: senderColor || "var(--wa-emerald-500)" }}
            >
              {sender}
            </p>
          )}

          {/* Message content */}
          <div className="text-[14.2px] leading-[19px] text-wa-text-primary">
            {children}
          </div>

          {/* Metadata: timestamp + status — next line, right-aligned */}
          <div className="mt-[2px] flex items-center justify-end gap-[3px]">
            {timestamp && (
              <span className="text-[11px] leading-[15px] text-wa-bubble-meta">
                {timestamp}
              </span>
            )}
            {isOutgoing && status && <MessageStatusIcon status={status} />}
          </div>
        </div>

        {/* Reactions — outgoing shifts left to avoid timestamp */}
        {hasReactions && (
          <div
            className={cn(
              "absolute flex gap-[3px]",
              isOutgoing ? "right-[8px]" : "left-[8px]"
            )}
            style={{ bottom: isOutgoing ? "-16px" : "-20px" }}
          >
            <ReactionsDisplay reactions={reactions!} />
          </div>
        )}
      </div>
    );
  }
);
ChatBubble.displayName = "ChatBubble";

export { ChatBubble, type ChatBubbleProps };

/*
 * WhatsApp UI Design Tokens
 * Extracted from web.whatsapp.com WDS (WhatsApp Design System)
 */

@theme inline {
  /* === Primary Brand Colors === */
  --color-wa-green-50: var(--wa-green-50);
  --color-wa-green-75: var(--wa-green-75);
  --color-wa-green-100: var(--wa-green-100);
  --color-wa-green-200: var(--wa-green-200);
  --color-wa-green-300: var(--wa-green-300);
  --color-wa-green-400: var(--wa-green-400);
  --color-wa-green-450: var(--wa-green-450);
  --color-wa-green-500: var(--wa-green-500);
  --color-wa-green-600: var(--wa-green-600);
  --color-wa-green-700: var(--wa-green-700);
  --color-wa-green-750: var(--wa-green-750);
  --color-wa-green-800: var(--wa-green-800);

  /* === Emerald (Teal) === */
  --color-wa-emerald-400: var(--wa-emerald-400);
  --color-wa-emerald-500: var(--wa-emerald-500);
  --color-wa-emerald-600: var(--wa-emerald-600);

  /* === Neutral Gray === */
  --color-wa-gray-50: var(--wa-gray-50);
  --color-wa-gray-75: var(--wa-gray-75);
  --color-wa-gray-100: var(--wa-gray-100);
  --color-wa-gray-200: var(--wa-gray-200);
  --color-wa-gray-300: var(--wa-gray-300);
  --color-wa-gray-400: var(--wa-gray-400);
  --color-wa-gray-500: var(--wa-gray-500);
  --color-wa-gray-600: var(--wa-gray-600);
  --color-wa-gray-700: var(--wa-gray-700);
  --color-wa-gray-800: var(--wa-gray-800);
  --color-wa-gray-850: var(--wa-gray-850);
  --color-wa-gray-900: var(--wa-gray-900);
  --color-wa-gray-1000: var(--wa-gray-1000);

  /* === Sky Blue (Read Receipts) === */
  --color-wa-sky-blue-300: var(--wa-sky-blue-300);
  --color-wa-sky-blue-400: var(--wa-sky-blue-400);

  /* === Red (Destructive/Negative) === */
  --color-wa-red-300: var(--wa-red-300);
  --color-wa-red-400: var(--wa-red-400);

  /* === Cobalt === */
  --color-wa-cobalt-300: var(--wa-cobalt-300);
  --color-wa-cobalt-400: var(--wa-cobalt-400);

  /* === Persistent/Brand === */
  --color-wa-verified: var(--wa-verified);
  --color-wa-always-white: var(--wa-always-white);
  --color-wa-always-black: var(--wa-always-black);

  /* === Profile Photo Avatars === */
  --color-wa-avatar-brown: var(--wa-avatar-brown);
  --color-wa-avatar-cobalt: var(--wa-avatar-cobalt);
  --color-wa-avatar-green: var(--wa-avatar-green);
  --color-wa-avatar-orange: var(--wa-avatar-orange);
  --color-wa-avatar-pink: var(--wa-avatar-pink);
  --color-wa-avatar-purple: var(--wa-avatar-purple);
  --color-wa-avatar-red: var(--wa-avatar-red);
  --color-wa-avatar-sky-blue: var(--wa-avatar-sky-blue);
  --color-wa-avatar-teal: var(--wa-avatar-teal);
  --color-wa-avatar-yellow: var(--wa-avatar-yellow);

  /* === Semantic Colors (theme-aware) === */
  --color-wa-bg: var(--wa-bg);
  --color-wa-bg-deeper: var(--wa-bg-deeper);
  --color-wa-bg-wash: var(--wa-bg-wash);
  --color-wa-panel-bg: var(--wa-panel-bg);
  --color-wa-panel-header-bg: var(--wa-panel-header-bg);
  --color-wa-conversation-bg: var(--wa-conversation-bg);
  --color-wa-compose-bg: var(--wa-compose-bg);

  --color-wa-text-primary: var(--wa-text-primary);
  --color-wa-text-secondary: var(--wa-text-secondary);
  --color-wa-text-deemphasized: var(--wa-text-deemphasized);

  --color-wa-bubble-outgoing: var(--wa-bubble-outgoing);
  --color-wa-bubble-incoming: var(--wa-bubble-incoming);
  --color-wa-bubble-system: var(--wa-bubble-system);
  --color-wa-bubble-meta: var(--wa-bubble-meta);

  --color-wa-border: var(--wa-border);
  --color-wa-divider: var(--wa-divider);

  --color-wa-primary: var(--wa-primary);
  --color-wa-primary-hover: var(--wa-primary-hover);
  --color-wa-icon-default: var(--wa-icon-default);
  --color-wa-icon-lighter: var(--wa-icon-lighter);
  --color-wa-hover: var(--wa-hover);
  --color-wa-active: var(--wa-active);

  --color-wa-read: var(--wa-read);
  --color-wa-delivered: var(--wa-delivered);

  --color-wa-unread-marker: var(--wa-unread-marker);
  --color-wa-typing-dot: var(--wa-typing-dot);
  --color-wa-input-bg: var(--wa-input-bg);
  --color-wa-input-border: var(--wa-input-border);

  --color-wa-wallpaper-bg: var(--wa-wallpaper-bg);
  --color-wa-wallpaper-fg: var(--wa-wallpaper-fg);

  /* === Additional Color Scales === */
  --color-wa-teal-300: var(--wa-teal-300);
  --color-wa-teal-400: var(--wa-teal-400);
  --color-wa-teal-500: var(--wa-teal-500);

  --color-wa-purple-300: var(--wa-purple-300);
  --color-wa-purple-400: var(--wa-purple-400);

  --color-wa-orange-300: var(--wa-orange-300);
  --color-wa-orange-400: var(--wa-orange-400);

  --color-wa-yellow-300: var(--wa-yellow-300);
  --color-wa-yellow-400: var(--wa-yellow-400);

  --color-wa-pink-300: var(--wa-pink-300);
  --color-wa-pink-400: var(--wa-pink-400);

  /* === Attachment Type Colors === */
  --color-wa-attachment-document: var(--wa-attachment-document);
  --color-wa-attachment-audio: var(--wa-attachment-audio);
  --color-wa-attachment-photo: var(--wa-attachment-photo);
  --color-wa-attachment-contact: var(--wa-attachment-contact);
  --color-wa-attachment-camera: var(--wa-attachment-camera);
  --color-wa-attachment-sticker: var(--wa-attachment-sticker);
  --color-wa-attachment-poll: var(--wa-attachment-poll);
  --color-wa-attachment-catalog: var(--wa-attachment-catalog);

  /* === Semantic Text === */
  --color-wa-text-disabled: var(--wa-text-disabled);
  --color-wa-text-critical: var(--wa-text-critical);
  --color-wa-text-success: var(--wa-text-success);
  --color-wa-text-action: var(--wa-text-action);
  --color-wa-system-msg: var(--wa-system-msg);
  --color-wa-primary-title: var(--wa-primary-title);

  /* === Typography === */
  --font-wa: "Segoe UI", "Helvetica Neue", Helvetica, "Lucida Grande", Arial,
    Ubuntu, Cantarell, "Fira Sans", sans-serif;

  /* === Layout Constants === */
  --spacing-wa-sidebar-width: var(--wa-sidebar-width);
  --spacing-wa-sidebar-min-width: var(--wa-sidebar-min-width);
  --spacing-wa-header-height: var(--wa-header-height);
  --spacing-wa-compose-height: var(--wa-compose-height);
  --spacing-wa-chat-spacing: var(--wa-chat-spacing);
  --spacing-wa-avatar-sm: var(--wa-avatar-size-sm);
  --spacing-wa-avatar-md: var(--wa-avatar-size-md);
  --spacing-wa-avatar-lg: var(--wa-avatar-size-lg);

  /* === Border Radius === */
  --radius-wa-bubble: var(--wa-bubble-radius);

  /* === Animation === */
  --animate-wa-typing-bounce: wa-typing-bounce 1.2s ease-in-out infinite;
}

@keyframes wa-typing-bounce {
  0%,
  60%,
  100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-4px);
  }
}

:root {
  /* === Primary Brand Colors === */
  --wa-green-50: #f2fdf0;
  --wa-green-75: #e7fce3;
  --wa-green-100: #d9fdd3;
  --wa-green-200: #acfcac;
  --wa-green-300: #71eb85;
  --wa-green-400: #25d366;
  --wa-green-450: #21c063;
  --wa-green-500: #1daa61;
  --wa-green-600: #1b8755;
  --wa-green-700: #15603e;
  --wa-green-750: #144d37;
  --wa-green-800: #103529;

  /* === Emerald (Teal) === */
  --wa-emerald-400: #06cf9c;
  --wa-emerald-500: #00a884;
  --wa-emerald-600: #008069;

  /* === Neutral Gray === */
  --wa-gray-50: #fafafa;
  --wa-gray-75: #f4f4f4;
  --wa-gray-100: #eeeeee;
  --wa-gray-200: #d8d8d8;
  --wa-gray-300: #bdbdbd;
  --wa-gray-400: #959393;
  --wa-gray-500: #757778;
  --wa-gray-600: #606263;
  --wa-gray-700: #424445;
  --wa-gray-800: #242626;
  --wa-gray-850: #1d1f1f;
  --wa-gray-900: #161717;
  --wa-gray-1000: #0a0a0a;

  /* === Sky Blue (Read Receipts) === */
  --wa-sky-blue-300: #53bdeb;
  --wa-sky-blue-400: #009de2;

  /* === Red (Destructive/Negative) === */
  --wa-red-300: #fb5061;
  --wa-red-400: #f53947;

  /* === Cobalt === */
  --wa-cobalt-300: #53a6fd;
  --wa-cobalt-400: #007bfc;

  /* === Persistent/Brand === */
  --wa-verified: #0085f4;
  --wa-always-white: #ffffff;
  --wa-always-black: #000000;

  /* === Profile Photo Avatars === */
  --wa-avatar-brown: #dba685;
  --wa-avatar-cobalt: #53a6fd;
  --wa-avatar-green: #25d366;
  --wa-avatar-orange: #fc9775;
  --wa-avatar-pink: #ff72a1;
  --wa-avatar-purple: #a791ff;
  --wa-avatar-red: #fb5061;
  --wa-avatar-sky-blue: #53bdeb;
  --wa-avatar-teal: #42c7b8;
  --wa-avatar-yellow: #ffd279;
}

/* === Light Mode (WhatsApp Default) === */
:root,
[data-theme="light"] {
  /* Surfaces */
  --wa-bg: #ffffff;
  --wa-bg-deeper: #f0f2f5;
  --wa-bg-wash: #f7f8fa;
  --wa-panel-bg: #ffffff;
  --wa-panel-header-bg: #ffffff;
  --wa-conversation-bg: #f5f0e8;
  --wa-compose-bg: #f0f2f5;

  /* Content */
  --wa-text-primary: #111b21;
  --wa-text-secondary: #667781;
  --wa-text-deemphasized: rgba(17, 27, 33, 0.4);

  /* Chat Bubbles */
  --wa-bubble-outgoing: #e7ffdb;
  --wa-bubble-incoming: #ffffff;
  --wa-bubble-system: #ffecd2;
  --wa-bubble-radius: 7.5px;
  --wa-bubble-meta: rgba(17, 27, 33, 0.45);

  /* Lines */
  --wa-border: #e9edef;
  --wa-divider: rgba(134, 150, 160, 0.15);

  /* Interactive */
  --wa-primary: #008069;
  --wa-primary-hover: #017561;
  --wa-icon-default: #54656f;
  --wa-icon-lighter: #8696a0;
  --wa-hover: rgba(17, 27, 33, 0.05);
  --wa-active: rgba(17, 27, 33, 0.1);

  /* Read Receipts */
  --wa-read: #53bdeb;
  --wa-delivered: #8696a0;

  /* Misc */
  --wa-unread-marker: #25d366;
  --wa-typing-dot: #8696a0;
  --wa-input-bg: #ffffff;
  --wa-input-border: #e4e6eb;

  /* Chat Wallpaper */
  --wa-wallpaper-bg: #f5f0e8;
  --wa-wallpaper-fg: rgba(17, 27, 33, 0.05);
  --wa-wallpaper-image: url("/wa-wallpaper.png");
  --wa-wallpaper-tint: rgba(229, 221, 213, 0.85);

  /* Template header placeholder */
  --wa-placeholder-bg: #ccd0d5;
  --wa-placeholder-icon: brightness(0) saturate(100%) invert(42%) sepia(9%) saturate(621%) hue-rotate(155deg) brightness(94%) contrast(87%);

  /* Template button icon — converts PNG to wa-emerald-500 (#00a884) */
  --wa-btn-icon-filter: brightness(0) saturate(100%) invert(50%) sepia(97%) saturate(372%) hue-rotate(128deg) brightness(97%);

  /* === Additional Color Scales === */
  --wa-teal-300: #42c7b8;
  --wa-teal-400: #02a698;
  --wa-teal-500: #028377;

  --wa-purple-300: #a791ff;
  --wa-purple-400: #7f66ff;

  --wa-orange-300: #fc9775;
  --wa-orange-400: #fa6533;

  --wa-yellow-300: #ffd279;
  --wa-yellow-400: #ffb938;

  --wa-pink-300: #ff72a1;
  --wa-pink-400: #ff2e74;

  /* === Attachment Type Colors === */
  --wa-attachment-document: #7f66ff;
  --wa-attachment-audio: #fa6533;
  --wa-attachment-photo: #007bfc;
  --wa-attachment-contact: #009de2;
  --wa-attachment-camera: #ff2e74;
  --wa-attachment-sticker: #02a698;
  --wa-attachment-poll: #ffbc38;
  --wa-attachment-catalog: #3a5564;

  /* === Semantic Text === */
  --wa-text-disabled: #d1d7db;
  --wa-text-critical: #ea0038;
  --wa-text-success: #1fa855;
  --wa-text-action: #008069;
  --wa-system-msg: #54656f;
  --wa-primary-title: #41525d;

  /* === Shadows === */
  --wa-shadow-light: rgba(11, 20, 26, .08);
  --wa-shadow-medium: rgba(11, 20, 26, .15);
  --wa-border-bubble: rgba(17, 27, 33, .06);

  /* === Button States === */
  --wa-button-primary-hover: #017561;
  --wa-filter-text: #54656f;
  --wa-filter-active: #008069;
  --wa-filter-bg-active: #d9fdd3;

  /* === Spacing === */
  --wa-text-size-small: 12.6px;
  --wa-bubble-padding-start: 9px;
  --wa-bubble-padding-end: 7px;
}

/* === Dark Mode === */
[data-theme="dark"],
.dark {
  /* Surfaces */
  --wa-bg: #111b21;
  --wa-bg-deeper: #0b141a;
  --wa-bg-wash: #161717;
  --wa-panel-bg: #111b21;
  --wa-panel-header-bg: #202c33;
  --wa-conversation-bg: #0b141a;
  --wa-compose-bg: #202c33;

  /* Content */
  --wa-text-primary: #e9edef;
  --wa-text-secondary: #8696a0;
  --wa-text-deemphasized: rgba(233, 237, 239, 0.4);

  /* Chat Bubbles */
  --wa-bubble-outgoing: #005c4b;
  --wa-bubble-incoming: #202c33;
  --wa-bubble-system: #182229;
  --wa-bubble-meta: rgba(255, 255, 255, 0.6);

  /* Lines */
  --wa-border: rgba(233, 237, 239, 0.12);
  --wa-divider: rgba(134, 150, 160, 0.15);

  /* Interactive */
  --wa-primary: #00a884;
  --wa-primary-hover: #06cf9c;
  --wa-icon-default: #aebac1;
  --wa-icon-lighter: #8696a0;
  --wa-hover: rgba(233, 237, 239, 0.05);
  --wa-active: rgba(233, 237, 239, 0.1);

  /* Read Receipts */
  --wa-read: #53bdeb;
  --wa-delivered: #aebac1;

  /* Misc */
  --wa-unread-marker: #00a884;
  --wa-typing-dot: #8696a0;
  --wa-input-bg: #2a3942;
  --wa-input-border: rgba(233, 237, 239, 0.12);

  /* Chat Wallpaper */
  --wa-wallpaper-bg: #0b141a;
  --wa-wallpaper-fg: rgba(255, 255, 255, 0.06);
  --wa-wallpaper-image: url("/wa-wallpaper.png");
  --wa-wallpaper-tint: rgba(11, 20, 26, 0.88);

  /* Template header placeholder */
  --wa-placeholder-bg: #2a3942;
  --wa-placeholder-icon: brightness(0) saturate(100%) invert(62%) sepia(10%) saturate(400%) hue-rotate(155deg) brightness(95%) contrast(85%);

  /* Template button icon — converts PNG to wa-emerald-400 (#06cf9c) */
  --wa-btn-icon-filter: brightness(0) saturate(100%) invert(68%) sepia(60%) saturate(400%) hue-rotate(118deg) brightness(100%);

  /* === Semantic Text (dark) === */
  --wa-text-disabled: #3b4a54;
  --wa-text-critical: #ff6b7a;
  --wa-text-success: #25d366;
  --wa-text-action: #00a884;
  --wa-system-msg: #8696a0;
  --wa-primary-title: #8696a0;

  /* === Shadows (dark) === */
  --wa-shadow-light: rgba(0, 0, 0, .3);
  --wa-shadow-medium: rgba(0, 0, 0, .4);
  --wa-border-bubble: rgba(255, 255, 255, .06);

  /* === Button States (dark) === */
  --wa-button-primary-hover: #06cf9c;
  --wa-filter-text: #8696a0;
  --wa-filter-active: #00a884;
  --wa-filter-bg-active: #005c4b;
}

/* === Wallpaper === */
.wa-wallpaper {
  position: relative;
  background-color: var(--wa-wallpaper-bg);
  background-image: var(--wa-wallpaper-image);
  background-repeat: repeat;
  background-size: 412px auto;
  background-blend-mode: overlay;
}

.dark .wa-wallpaper,
[data-theme="dark"] .wa-wallpaper {
  background-blend-mode: soft-light;
}

/* === Layout Constants === */
:root {
  --wa-sidebar-width: 440px;
  --wa-sidebar-min-width: 340px;
  --wa-header-height: 59px;
  --wa-compose-height: 62px;
  --wa-chat-spacing: 15px;
  --wa-avatar-size-sm: 40px;
  --wa-avatar-size-md: 49px;
  --wa-avatar-size-lg: 200px;
  --wa-msg-max-width: 60%;
}