-- +----------------------------------------------------------------------
-- | YwxApp 轻社区论坛插件（forum）数据表
-- | 基于 Fly-3.0 社区模板结构分析设计
-- | 表前缀：__PREFIX__forum_*
-- +----------------------------------------------------------------------

SET NAMES utf8mb4;

-- ----------------------------
-- 版块 / 专栏（对应 Fly 的专栏分类）
-- ----------------------------
CREATE TABLE IF NOT EXISTS `__PREFIX__forum_board` (
    `id`          INT UNSIGNED NOT NULL AUTO_INCREMENT,
    `parent_id`   INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '父版块ID，0为顶级',
    `name`        VARCHAR(60)  NOT NULL DEFAULT '' COMMENT '版块名称',
    `slug`        VARCHAR(60)  NOT NULL DEFAULT '' COMMENT '英文标识，用于URL',
    `icon`        VARCHAR(255) NOT NULL DEFAULT '' COMMENT '图标',
    `description` VARCHAR(255) NOT NULL DEFAULT '' COMMENT '版块简介',
    `sort`        INT NOT NULL DEFAULT 0 COMMENT '排序',
    `topic_count` INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '帖子数',
    `reply_count` INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '回复数',
    `status`      TINYINT NOT NULL DEFAULT 1 COMMENT '1启用0禁用',
    `create_at`   INT  NOT NULL DEFAULT 0,
    `update_at`   INT  NOT NULL DEFAULT 0,
    PRIMARY KEY (`id`),
    KEY `parent_id` (`parent_id`),
    KEY `slug` (`slug`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='论坛版块';

-- ----------------------------
-- 帖子（对应 Fly 的 jie）
-- ----------------------------
CREATE TABLE IF NOT EXISTS `__PREFIX__forum_topic` (
    `id`              INT UNSIGNED NOT NULL AUTO_INCREMENT,
    `board_id`        INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '版块ID',
    `user_id`         INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '作者会员ID',
    `title`           VARCHAR(200) NOT NULL DEFAULT '' COMMENT '标题',
    `content`         MEDIUMTEXT   NOT NULL COMMENT '正文（HTML）',
    `type`            SMALLINT NOT NULL DEFAULT 0 COMMENT '类型：0提问 99分享 100讨论 101建议 168公告 169动态',
    `status`          TINYINT NOT NULL DEFAULT 1 COMMENT '1正常 0待审 -1删除',
    `is_top`          TINYINT NOT NULL DEFAULT 0 COMMENT '置顶',
    `is_essence`      TINYINT NOT NULL DEFAULT 0 COMMENT '加精',
    `audit_reason`    VARCHAR(255) NOT NULL DEFAULT '' COMMENT '审核结论/驳回理由',
    `lat`             DECIMAL(10,7) NOT NULL DEFAULT '0.0000000' COMMENT '纬度(可选,用于附近)',
    `lng`             DECIMAL(10,7) NOT NULL DEFAULT '0.0000000' COMMENT '经度(可选,用于附近)',
    `views`           INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '浏览数',
    `reply_count`     INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '回复数',
    `last_reply_id`   INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '最后回复ID',
    `last_reply_uid`  INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '最后回复用户ID',
    `last_reply_time` INT  NOT NULL DEFAULT 0 COMMENT '最后回复时间',
    `create_at`       INT  NOT NULL DEFAULT 0,
    `update_at`       INT  NOT NULL DEFAULT 0,
    PRIMARY KEY (`id`),
    KEY `board_id` (`board_id`),
    KEY `user_id` (`user_id`),
    KEY `type` (`type`),
    KEY `status` (`status`),
    KEY `is_top` (`is_top`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='论坛帖子';

-- ----------------------------
-- 回复（对应 Fly 的帖子详情里的回复列表）
-- ----------------------------
CREATE TABLE IF NOT EXISTS `__PREFIX__forum_reply` (
    `id`          INT UNSIGNED NOT NULL AUTO_INCREMENT,
    `topic_id`    INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '所属帖子',
    `user_id`     INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '回复用户ID',
    `content`     MEDIUMTEXT   NOT NULL COMMENT '回复内容（HTML）',
    `floor`       INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '楼层',
    `status`      TINYINT NOT NULL DEFAULT 1 COMMENT '1正常 -1删除',
    `create_at`   INT  NOT NULL DEFAULT 0,
    `update_at`   INT  NOT NULL DEFAULT 0,
    PRIMARY KEY (`id`),
    KEY `topic_id` (`topic_id`),
    KEY `user_id` (`user_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='论坛回复';

-- ----------------------------
-- 标签
-- ----------------------------
CREATE TABLE IF NOT EXISTS `__PREFIX__forum_tag` (
    `id`        INT UNSIGNED NOT NULL AUTO_INCREMENT,
    `name`      VARCHAR(40) NOT NULL DEFAULT '',
    `topic_count` INT UNSIGNED NOT NULL DEFAULT 0,
    `create_at` INT NOT NULL DEFAULT 0,
    PRIMARY KEY (`id`),
    UNIQUE KEY `name` (`name`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='论坛标签';

-- ----------------------------
-- 帖子-标签关联
-- ----------------------------
CREATE TABLE IF NOT EXISTS `__PREFIX__forum_topic_tag` (
    `topic_id` INT UNSIGNED NOT NULL,
    `tag_id`   INT UNSIGNED NOT NULL,
    PRIMARY KEY (`topic_id`, `tag_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='帖子标签关联';

-- ----------------------------
-- 消息（@提醒 / 回复通知 / 系统）
-- ----------------------------
CREATE TABLE IF NOT EXISTS `__PREFIX__forum_message` (
    `id`         INT UNSIGNED NOT NULL AUTO_INCREMENT,
    `user_id`    INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '接收人',
    `from_uid`   INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '发送人，0为系统',
    `type`       VARCHAR(20) NOT NULL DEFAULT 'reply' COMMENT 'reply/at/system',
    `topic_id`   INT UNSIGNED NOT NULL DEFAULT 0,
    `reply_id`   INT UNSIGNED NOT NULL DEFAULT 0,
    `content`    VARCHAR(255) NOT NULL DEFAULT '',
    `is_read`    TINYINT NOT NULL DEFAULT 0 COMMENT '0未读1已读',
    `create_at`  INT NOT NULL DEFAULT 0,
    PRIMARY KEY (`id`),
    KEY `user_id` (`user_id`),
    KEY `is_read` (`is_read`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='论坛消息';

-- ----------------------------
-- 种子数据：默认版块（与 Fly 专栏一致）
-- ----------------------------
INSERT INTO `__PREFIX__forum_board` (`id`, `parent_id`, `name`, `slug`, `icon`, `description`, `sort`, `status`, `create_at`, `update_at`)
SELECT 1, 0, '提问', 'ask', '', '遇到难题？在这里提问', 1, 1, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
FROM DUAL WHERE NOT EXISTS (SELECT 1 FROM `__PREFIX__forum_board` WHERE `id` = 1);

INSERT INTO `__PREFIX__forum_board` (`id`, `parent_id`, `name`, `slug`, `icon`, `description`, `sort`, `status`, `create_at`, `update_at`)
SELECT 2, 0, '分享', 'share', '', '好东西大家一起分享', 2, 1, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
FROM DUAL WHERE NOT EXISTS (SELECT 1 FROM `__PREFIX__forum_board` WHERE `id` = 2);

INSERT INTO `__PREFIX__forum_board` (`id`, `parent_id`, `name`, `slug`, `icon`, `description`, `sort`, `status`, `create_at`, `update_at`)
SELECT 3, 0, '讨论', 'discuss', '', '随意讨论技术话题', 3, 1, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
FROM DUAL WHERE NOT EXISTS (SELECT 1 FROM `__PREFIX__forum_board` WHERE `id` = 3);

INSERT INTO `__PREFIX__forum_board` (`id`, `parent_id`, `name`, `slug`, `icon`, `description`, `sort`, `status`, `create_at`, `update_at`)
SELECT 4, 0, '建议', 'suggest', '', '给社区提建议', 4, 1, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
FROM DUAL WHERE NOT EXISTS (SELECT 1 FROM `__PREFIX__forum_board` WHERE `id` = 4);

INSERT INTO `__PREFIX__forum_board` (`id`, `parent_id`, `name`, `slug`, `icon`, `description`, `sort`, `status`, `create_at`, `update_at`)
SELECT 5, 0, '公告', 'notice', '', '社区公告', 5, 1, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
FROM DUAL WHERE NOT EXISTS (SELECT 1 FROM `__PREFIX__forum_board` WHERE `id` = 5);

INSERT INTO `__PREFIX__forum_board` (`id`, `parent_id`, `name`, `slug`, `icon`, `description`, `sort`, `status`, `create_at`, `update_at`)
SELECT 6, 0, '动态', 'dynamic', '', '社区新鲜事', 6, 1, UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
FROM DUAL WHERE NOT EXISTS (SELECT 1 FROM `__PREFIX__forum_board` WHERE `id` = 6);