update pay function
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221
rebuild_prediction_tables.sql
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221
rebuild_prediction_tables.sql
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-- 重建预测市场表（完全删除后重新创建）
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-- 警告：会删除所有现有数据！
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-- 仅在测试环境或数据可以丢失时使用
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-- 执行前请备份数据库！
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USE stock;
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-- 删除旧表（按依赖关系倒序删除）
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DROP TABLE IF EXISTS time_slot_bid;
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DROP TABLE IF EXISTS time_capsule_time_slot;
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DROP TABLE IF EXISTS time_capsule_topic;
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DROP TABLE IF EXISTS comment_position_bid;
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DROP TABLE IF EXISTS comment_investment;
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DROP TABLE IF EXISTS topic_comment;
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DROP TABLE IF EXISTS prediction_transaction;
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DROP TABLE IF EXISTS prediction_position;
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DROP TABLE IF EXISTS prediction_topic;
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-- 重新创建表（按依赖关系正序创建）
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-- 1. 预测话题表
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CREATE TABLE prediction_topic (
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id INT AUTO_INCREMENT PRIMARY KEY,
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creator_id INT NOT NULL,
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-- 基本信息
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title VARCHAR(200) NOT NULL COMMENT '话题标题',
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description TEXT COMMENT '话题描述',
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category VARCHAR(50) DEFAULT 'stock' COMMENT '分类: stock/index/concept/policy/event/other',
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-- 市场数据
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yes_total_shares INT DEFAULT 0 NOT NULL COMMENT 'YES方总份额',
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no_total_shares INT DEFAULT 0 NOT NULL COMMENT 'NO方总份额',
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yes_price FLOAT DEFAULT 500.0 NOT NULL COMMENT 'YES方价格（0-1000）',
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no_price FLOAT DEFAULT 500.0 NOT NULL COMMENT 'NO方价格（0-1000）',
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-- 奖池
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total_pool FLOAT DEFAULT 0.0 NOT NULL COMMENT '总奖池（2%交易税累积）',
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-- 领主信息
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yes_lord_id INT COMMENT 'YES方领主',
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no_lord_id INT COMMENT 'NO方领主',
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-- 状态
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status VARCHAR(20) DEFAULT 'active' NOT NULL COMMENT '状态: active/settled/cancelled',
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result VARCHAR(10) COMMENT '结算结果: yes/no/draw',
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-- 时间
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deadline DATETIME NOT NULL COMMENT '截止时间',
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settled_at DATETIME COMMENT '结算时间',
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created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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-- 统计
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views_count INT DEFAULT 0,
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comments_count INT DEFAULT 0,
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participants_count INT DEFAULT 0,
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FOREIGN KEY (creator_id) REFERENCES user(id),
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FOREIGN KEY (yes_lord_id) REFERENCES user(id),
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FOREIGN KEY (no_lord_id) REFERENCES user(id),
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INDEX idx_creator_id (creator_id),
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INDEX idx_status (status),
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INDEX idx_category (category),
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INDEX idx_created_at (created_at)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='预测话题';
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-- 2. 用户持仓表
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CREATE TABLE prediction_position (
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id INT AUTO_INCREMENT PRIMARY KEY,
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user_id INT NOT NULL,
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topic_id INT NOT NULL,
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direction VARCHAR(3) NOT NULL COMMENT '方向: yes/no',
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shares INT DEFAULT 0 NOT NULL COMMENT '持有份额',
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avg_cost FLOAT DEFAULT 0.0 NOT NULL COMMENT '平均成本',
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total_invested FLOAT DEFAULT 0.0 NOT NULL COMMENT '总投入',
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created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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FOREIGN KEY (user_id) REFERENCES user(id) ON DELETE CASCADE,
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FOREIGN KEY (topic_id) REFERENCES prediction_topic(id) ON DELETE CASCADE,
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UNIQUE KEY unique_position (user_id, topic_id, direction),
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INDEX idx_user_topic (user_id, topic_id),
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INDEX idx_topic (topic_id)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='用户持仓';
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-- 3. 交易记录表
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CREATE TABLE prediction_transaction (
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id INT AUTO_INCREMENT PRIMARY KEY,
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user_id INT NOT NULL,
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topic_id INT NOT NULL,
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direction VARCHAR(3) NOT NULL COMMENT '方向: yes/no',
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trade_type VARCHAR(10) NOT NULL COMMENT '交易类型: buy/sell',
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shares INT NOT NULL COMMENT '交易份额',
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price FLOAT NOT NULL COMMENT '交易价格',
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amount FLOAT NOT NULL COMMENT '交易金额',
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tax FLOAT DEFAULT 0.0 NOT NULL COMMENT '交易税',
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total_cost FLOAT NOT NULL COMMENT '总成本（含税）',
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created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (user_id) REFERENCES user(id),
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FOREIGN KEY (topic_id) REFERENCES prediction_topic(id),
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INDEX idx_user_id (user_id),
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INDEX idx_topic_id (topic_id),
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INDEX idx_created_at (created_at)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='交易记录';
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-- 4. 话题评论表
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CREATE TABLE topic_comment (
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id INT AUTO_INCREMENT PRIMARY KEY,
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topic_id INT NOT NULL,
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user_id INT NOT NULL,
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content TEXT NOT NULL COMMENT '评论内容',
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direction VARCHAR(3) COMMENT '预测方向: yes/no',
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is_published BOOLEAN DEFAULT FALSE NOT NULL COMMENT '是否已发布',
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created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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-- 观点IPO相关
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total_investment INT DEFAULT 0 NOT NULL COMMENT '总投资额',
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investor_count INT DEFAULT 0 NOT NULL COMMENT '投资人数',
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is_verified BOOLEAN DEFAULT FALSE NOT NULL COMMENT '是否已验证',
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verification_result VARCHAR(20) COMMENT '验证结果: correct/incorrect',
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position_rank INT COMMENT '评论位置排名',
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FOREIGN KEY (topic_id) REFERENCES prediction_topic(id) ON DELETE CASCADE,
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FOREIGN KEY (user_id) REFERENCES user(id),
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INDEX idx_topic_id (topic_id),
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INDEX idx_user_id (user_id),
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INDEX idx_position_rank (position_rank)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='话题评论';
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-- 5. 评论投资记录表（观点IPO）
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CREATE TABLE comment_investment (
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id INT AUTO_INCREMENT PRIMARY KEY,
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comment_id INT NOT NULL,
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user_id INT NOT NULL,
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shares INT NOT NULL COMMENT '投资份额',
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amount INT NOT NULL COMMENT '投资金额',
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avg_price FLOAT NOT NULL COMMENT '平均价格',
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status VARCHAR(20) DEFAULT 'active' NOT NULL COMMENT '状态: active/settled',
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created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (comment_id) REFERENCES topic_comment(id) ON DELETE CASCADE,
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FOREIGN KEY (user_id) REFERENCES user(id),
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INDEX idx_comment_id (comment_id),
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INDEX idx_user_id (user_id)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='评论投资记录';
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-- 6. 评论位置竞拍记录（首发权拍卖）
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CREATE TABLE comment_position_bid (
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id INT AUTO_INCREMENT PRIMARY KEY,
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topic_id INT NOT NULL,
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user_id INT NOT NULL,
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position INT NOT NULL COMMENT '位置：1/2/3',
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bid_amount INT NOT NULL COMMENT '竞拍金额',
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status VARCHAR(20) DEFAULT 'pending' NOT NULL COMMENT '状态: pending/won/outbid',
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created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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expires_at DATETIME NOT NULL COMMENT '过期时间',
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FOREIGN KEY (topic_id) REFERENCES prediction_topic(id) ON DELETE CASCADE,
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FOREIGN KEY (user_id) REFERENCES user(id),
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INDEX idx_topic_id (topic_id),
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INDEX idx_user_id (user_id),
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INDEX idx_position (topic_id, position)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='评论位置竞拍记录';
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-- 7. 时间胶囊话题表
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CREATE TABLE time_capsule_topic (
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id INT AUTO_INCREMENT PRIMARY KEY,
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user_id INT NOT NULL,
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title VARCHAR(200) NOT NULL COMMENT '话题标题',
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description TEXT COMMENT '话题描述',
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encrypted_content TEXT COMMENT '加密的预测内容',
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encryption_key VARCHAR(500) COMMENT '加密密钥（后端存储）',
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start_year INT NOT NULL COMMENT '开始年份',
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end_year INT NOT NULL COMMENT '结束年份',
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status VARCHAR(20) DEFAULT 'active' NOT NULL COMMENT '状态: active/settled/cancelled',
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is_decrypted BOOLEAN DEFAULT FALSE NOT NULL COMMENT '是否已解密',
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actual_happened_year INT COMMENT '实际发生年份',
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total_pool INT DEFAULT 0 NOT NULL COMMENT '总奖池',
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created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (user_id) REFERENCES user(id),
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INDEX idx_user_id (user_id),
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INDEX idx_status (status),
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INDEX idx_year_range (start_year, end_year)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='时间胶囊话题';
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-- 8. 时间胶囊时间段表
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CREATE TABLE time_capsule_time_slot (
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id INT AUTO_INCREMENT PRIMARY KEY,
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topic_id INT NOT NULL,
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year_start INT NOT NULL COMMENT '年份区间开始',
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year_end INT NOT NULL COMMENT '年份区间结束',
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current_holder_id INT COMMENT '当前持有者',
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current_price INT DEFAULT 100 NOT NULL COMMENT '当前价格',
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total_bids INT DEFAULT 0 NOT NULL COMMENT '总竞拍次数',
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status VARCHAR(20) DEFAULT 'active' NOT NULL COMMENT '状态: active/settled',
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FOREIGN KEY (topic_id) REFERENCES time_capsule_topic(id) ON DELETE CASCADE,
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FOREIGN KEY (current_holder_id) REFERENCES user(id),
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INDEX idx_topic_id (topic_id),
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INDEX idx_holder (current_holder_id)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='时间胶囊时间段';
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-- 9. 时间段竞拍记录表
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CREATE TABLE time_slot_bid (
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id INT AUTO_INCREMENT PRIMARY KEY,
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slot_id INT NOT NULL,
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user_id INT NOT NULL,
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bid_amount INT NOT NULL COMMENT '竞拍金额',
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status VARCHAR(20) DEFAULT 'outbid' NOT NULL COMMENT '状态: current/outbid/won',
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created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (slot_id) REFERENCES time_capsule_time_slot(id) ON DELETE CASCADE,
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FOREIGN KEY (user_id) REFERENCES user(id),
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INDEX idx_slot_id (slot_id),
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INDEX idx_user_id (user_id),
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INDEX idx_created_at (created_at)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='时间段竞拍记录';
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