water-management-system/db/postgresql/V1__production.sql

-- =============================================
-- 智慧水务管理系统 - 供水生产 + 巡检 + 报警 DDL
-- 版本: V1
-- =============================================

-- ==================== 报警规则 ====================

CREATE TABLE IF NOT EXISTS alert_rule (
    id BIGSERIAL PRIMARY KEY,
    rule_name VARCHAR(100) NOT NULL,
    device_type VARCHAR(30),
    metric_key VARCHAR(50) NOT NULL,
    alert_level VARCHAR(10) NOT NULL,        -- info/warning/critical/emergency
    condition_expr VARCHAR(200) NOT NULL,    -- "> 0.5" 或 "ABS_DELTA > 10"
    threshold_value DECIMAL(12,4),
    debounce_sec INT DEFAULT 300,            -- 去重窗口(秒)
    notify_scheme_id BIGINT REFERENCES sys_notify_scheme(id),
    enabled SMALLINT DEFAULT 1,
    created_at TIMESTAMP DEFAULT NOW(),
    updated_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE alert_rule IS '报警规则表';
COMMENT ON COLUMN alert_rule.alert_level IS '报警等级: info/warning/critical/emergency';

CREATE TABLE IF NOT EXISTS alert_event (
    id BIGSERIAL PRIMARY KEY,
    rule_id BIGINT REFERENCES alert_rule(id),
    device_id BIGINT,
    device_sn VARCHAR(100) NOT NULL,
    device_name VARCHAR(200),
    area VARCHAR(50),
    metric_key VARCHAR(50) NOT NULL,
    metric_value DECIMAL(12,4),
    threshold_value VARCHAR(50),
    alert_level VARCHAR(10) NOT NULL,
    title VARCHAR(200),
    message TEXT,
    confirmed_by BIGINT,
    confirmed_at TIMESTAMP,
    dispatched SMALLINT DEFAULT 0,           -- 是否已派单
    resolved_by BIGINT,
    resolved_at TIMESTAMP,
    created_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE alert_event IS '报警事件表';
CREATE INDEX IF NOT EXISTS idx_alert_event_time ON alert_event(created_at DESC);
CREATE INDEX IF NOT EXISTS idx_alert_event_device ON alert_event(device_sn, created_at DESC);

-- ==================== 调度指令 ====================

CREATE TABLE IF NOT EXISTS dispatch_command (
    id BIGSERIAL PRIMARY KEY,
    command_no VARCHAR(30) UNIQUE NOT NULL,
    command_type VARCHAR(30) NOT NULL,       -- routine/emergency
    command_title VARCHAR(200) NOT NULL,
    command_content TEXT NOT NULL,
    source VARCHAR(50),                      -- 来源: 平台/SCADA/上级
    issuer_id BIGINT,
    issuer_name VARCHAR(50),
    target_type VARCHAR(30),                 -- station/device_area/person
    target_ids JSONB,                        -- 目标站点/设备ID数组
    priority VARCHAR(10) DEFAULT 'normal',   -- low/normal/high/urgent
    status VARCHAR(20) DEFAULT 'draft',      -- draft/issued/received/executing/completed/rejected
    issued_at TIMESTAMP,
    received_at TIMESTAMP,
    completed_at TIMESTAMP,
    result_remark TEXT,
    created_at TIMESTAMP DEFAULT NOW(),
    updated_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE dispatch_command IS '调度指令表';

CREATE TABLE IF NOT EXISTS dispatch_log (
    id BIGSERIAL PRIMARY KEY,
    command_id BIGINT REFERENCES dispatch_command(id),
    action VARCHAR(20) NOT NULL,             -- issue/receive/execute/complete/reject
    operator_id BIGINT,
    operator_name VARCHAR(50),
    remark TEXT,
    created_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE dispatch_log IS '调度指令操作日志';

-- ==================== 值班管理 ====================

CREATE TABLE IF NOT EXISTS duty_schedule (
    id BIGSERIAL PRIMARY KEY,
    schedule_name VARCHAR(100),
    dept_id BIGINT REFERENCES sys_dept(id),
    station_id BIGINT,
    shift_type VARCHAR(20),                  -- day/night/full
    start_time TIME NOT NULL,
    end_time TIME NOT NULL,
    status SMALLINT DEFAULT 1,
    created_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE duty_schedule IS '值班班次表';

CREATE TABLE IF NOT EXISTS duty_record (
    id BIGSERIAL PRIMARY KEY,
    schedule_id BIGINT REFERENCES duty_schedule(id),
    duty_date DATE NOT NULL,
    user_id BIGINT REFERENCES sys_user(id),
    shift_type VARCHAR(20),
    on_duty_at TIMESTAMP,
    off_duty_at TIMESTAMP,
    status VARCHAR(20) DEFAULT 'pending',    -- pending/on_duty/off_duty
    handover_remark TEXT,
    created_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE duty_record IS '值班记录表';

-- ==================== 巡检管理 ====================

CREATE TABLE IF NOT EXISTS patrol_route (
    id BIGSERIAL PRIMARY KEY,
    route_name VARCHAR(100) NOT NULL,
    area VARCHAR(50) NOT NULL,
    route_points JSONB,                      -- [{seq, lng, lat, name, device_ids}]
    estim_duration INT,                      -- 预计时长(分钟)
    status SMALLINT DEFAULT 1,
    created_at TIMESTAMP DEFAULT NOW(),
    updated_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE patrol_route IS '巡检路线表';

CREATE TABLE IF NOT EXISTS patrol_task (
    id BIGSERIAL PRIMARY KEY,
    route_id BIGINT REFERENCES patrol_route(id),
    assignee_id BIGINT REFERENCES sys_user(id),
    task_name VARCHAR(200),
    task_date DATE NOT NULL,
    plan_start TIMESTAMP,
    plan_end TIMESTAMP,
    actual_start TIMESTAMP,
    actual_end TIMESTAMP,
    status VARCHAR(20) DEFAULT 'pending',    -- pending/in_progress/completed/expired/cancelled
    distance DECIMAL(8,2),                   -- 实际巡检距离(km)
    score INT,                               -- 评分
    created_at TIMESTAMP DEFAULT NOW(),
    updated_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE patrol_task IS '巡检任务表';
CREATE INDEX IF NOT EXISTS idx_patrol_task_date ON patrol_task(task_date);

CREATE TABLE IF NOT EXISTS patrol_record (
    id BIGSERIAL PRIMARY KEY,
    task_id BIGINT REFERENCES patrol_task(id),
    point_seq INT,
    device_id BIGINT,
    device_name VARCHAR(200),
    check_items JSONB,                       -- [{item, result, value, photo_urls, remark}]
    gps_lng DOUBLE PRECISION,
    gps_lat DOUBLE PRECISION,
    geom GEOMETRY(Point, 4326),
    record_time TIMESTAMP,
    created_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE patrol_record IS '巡检记录表';
CREATE INDEX IF NOT EXISTS idx_patrol_record_geom ON patrol_record USING GIST(geom);

-- ==================== 水质检测 ====================

CREATE TABLE IF NOT EXISTS water_quality_record (
    id BIGSERIAL PRIMARY KEY,
    test_type VARCHAR(20) NOT NULL,          -- manual/auto
    test_point VARCHAR(100) NOT NULL,        -- 检测点位名称
    point_type VARCHAR(20),                  -- source_water/plant_out/pipe_network/terminal
    area VARCHAR(50),
    station_id BIGINT,
    lng DOUBLE PRECISION,
    lat DOUBLE PRECISION,
    test_date DATE NOT NULL,
    test_time TIME,
    tester VARCHAR(50),
    turbidity DECIMAL(8,2),                  -- 浊度(NTU)
    ph DECIMAL(5,2),
    residual_chlorine DECIMAL(8,2),          -- 余氯(mg/L)
    total_chlorine DECIMAL(8,2),
    cod DECIMAL(8,2),                        -- 化学需氧量(mg/L)
    ammonia DECIMAL(8,2),                    -- 氨氮(mg/L)
    total_bacteria INT,                      -- 总大肠菌群(CFU/100mL)
    extra_data JSONB,                        -- 扩展指标
    is_qualified SMALLINT,
    created_at TIMESTAMP DEFAULT NOW()
);
COMMENT ON TABLE water_quality_record IS '水质检测记录表';
CREATE INDEX IF NOT EXISTS idx_wq_record_date ON water_quality_record(test_date);
CREATE INDEX IF NOT EXISTS idx_wq_record_area ON water_quality_record(area);