-- 从旧平台迁移数据

-- 第一步：建立外部服务器 ckb_custom 与 ckb_custom_handle_log
CREATE EXTENSION IF NOT EXISTS mysql_fdw;
CREATE SERVER IF NOT EXISTS vd_old FOREIGN DATA WRAPPER mysql_fdw OPTIONS (host 'rm-bp1i7dsf6fi1bc5y2o.mysql.rds.aliyuncs.com', port '3306');
CREATE USER MAPPING IF NOT EXISTS FOR root SERVER vd_old OPTIONS (username 'vduser', password 'fxft@123');
DROP FOREIGN  TABLE IF EXISTS ckb_custom;
DROP FOREIGN  TABLE IF EXISTS ckb_custom_handle_log;
IMPORT FOREIGN SCHEMA "vd-new" limit to ("ckb_custom","ckb_custom_handle_log") FROM SERVER vd_old INTO vd_old;

-- 第二步：建立物化视图
CREATE MATERIALIZED VIEW logs AS
    SELECT
        ckb_custom_handle_log.custom_no,
        min((ckb_custom.card_number)::text) AS sim,
        CASE ckb_custom_handle_log.type
        WHEN 13 THEN
            0
        WHEN 11 THEN
            1
        WHEN 14 THEN
            2
        WHEN 15 THEN
            3
        ELSE
            NULL::integer
        END AS order_type,
        concat(to_char(to_timestamp((ckb_custom_handle_log.create_time)::double precision), 'YYYYMMDDHHMISS'::text), CASE ckb_custom_handle_log.type
            WHEN 13 THEN
                0
            WHEN 11 THEN
                1
            WHEN 14 THEN
                2
            WHEN 15 THEN
                3
            ELSE
                NULL::integer
            END, CASE ckb_custom_handle_log.pay_type
            WHEN 10 THEN
                2
            WHEN 11 THEN
                3
            WHEN 12 THEN
                0
            ELSE
                NULL::integer
            END, lpad((virtual_companies.id)::text, 3, '0'::text), lpad((virtual_packages.id)::text, 4, '0'::text), lpad((((ckb_custom_handle_log.order_account)::float * 100))::text, 6, '0'::text)) AS order_sn,
        COALESCE(virtual_companies.id, 0) AS company_id,
        COALESCE(virtual_packages.id, 0) AS package_id,
        COALESCE(min(virtual_products.id), 0) AS product_id,
        CASE ckb_custom_handle_log.pay_type
        WHEN 10 THEN
            'wx'::text
        WHEN 11 THEN
            'alipay'::text
        WHEN 12 THEN
            'bank'::text
        ELSE
            NULL::text
        END AS pay_channel,
        ((ckb_custom_handle_log.order_account)::float * 100) AS unit_price,
        CASE min((ckb_custom_handle_log.valid_start_time)::text)
        WHEN '' THEN
            NULL
        WHEN '0' THEN
            NULL
        ELSE
            date_trunc('month'::text, to_timestamp((min((ckb_custom_handle_log.valid_start_time)::text))::double precision))
        END AS service_start_at,
        CASE  max((ckb_custom_handle_log.valid_end_time)::text)
        WHEN '' THEN
            NULL
        WHEN '0' THEN
            NULL
        ELSE
            ((date_trunc('month'::text, to_timestamp((max((ckb_custom_handle_log.valid_end_time)::text))::double precision)) + '1 mon'::interval) - '00:00:01'::interval)
        END AS service_end_at,
        to_timestamp((ckb_custom_handle_log.create_time)::double precision) AS created_at,
        count(*) AS counts
    FROM ((((vd_old.ckb_custom_handle_log
        LEFT JOIN vd_old.ckb_custom ON (((ckb_custom.custom_no)::text = (ckb_custom_handle_log.custom_no)::text)))
        LEFT JOIN vd.virtual_companies ON ((((virtual_companies.sn)::TEXT = concat('No', lpad((ckb_custom_handle_log.company)::TEXT, 11, '0'::TEXT))) AND (virtual_companies.deleted_at IS NULL))))
        LEFT JOIN vd.virtual_packages ON ((((virtual_packages.sn)::text = (ckb_custom_handle_log.content)::text) AND (virtual_packages.deleted_at IS NULL))))
        LEFT JOIN vd.virtual_products ON (((virtual_products.sn)::text = concat(ckb_custom_handle_log.content, '_', virtual_companies.id, '_', ((ckb_custom_handle_log.order_account)::float * 100)))))
    WHERE (ckb_custom_handle_log.type = ANY (ARRAY[11, 13, 14, 15]))
    GROUP BY
        ckb_custom_handle_log.create_time,
        virtual_companies.id,
        virtual_packages.id,
        ckb_custom_handle_log.order_account,
        ckb_custom_handle_log.custom_no,
        ckb_custom_handle_log.type,
        ckb_custom_handle_log.pay_type;

-- 第三步：同步卡数据
INSERT INTO vd.cards (sim, imsi, iccid, bloc_id, carrier_operator, "type", activated_at, virtual_activated_at, cancelled_at, created_at, updated_at)
    (
        SELECT
            card_number::BIGINT as sim,
            imsi,
            iccid,
            COALESCE(blocs.id, 0) as bloc_id,
            CASE carrieroperator WHEN 10 THEN 0 WHEN 11 THEN 1 WHEN 12 THEN 2 ELSE 255 END AS carrier_operator,
            CASE WHEN substr(card_number, 4, 1)::INT >= 5 THEN 1 ELSE 0 END AS "type",
            CASE card_cycle_start::int WHEN 0 THEN NULL ELSE to_timestamp(card_cycle_start::int) END AS activated_at,
            CASE card_cycle_start::int WHEN 0 THEN NULL ELSE to_timestamp(card_cycle_start::int) END AS virtual_activated_at,
            CASE custom_state WHEN 13 THEN to_timestamp(update_time) ELSE NULL END AS cancelled_at,
            to_timestamp(create_time) as created_at,
            to_timestamp(update_time) as updated_at
        FROM
            ckb_custom
        LEFT JOIN vd.blocs ON blocs.sn = ckb_custom.card_from
    ) ON CONFLICT (sim) DO UPDATE SET
    activated_at=COALESCE(cards.activated_at, excluded.virtual_activated_at),
    virtual_activated_at=excluded.virtual_activated_at,
    cancelled_at=excluded.cancelled_at;

-- 第四步：同步订单数据
INSERT INTO vd.virtual_orders ("type", sn, "source", company_id, package_id, product_id, pay_channel, unit_price, counts, total_price, custom_price, order_at, order_status, transaction_status, created_at, updated_at)
    (
        SELECT
            order_type,
            order_sn,
            1,
            MIN(company_id),
            MIN(package_id),
            MIN(product_id),
            MIN(pay_channel),
            MIN(unit_price),
            SUM(counts) AS counts,
            MIN(unit_price) * SUM(counts) AS total_price,
            MIN(unit_price) * SUM(counts) AS custom_price,
            MIN(created_at) AS order_at,
            4,
            1,
            MIN(created_at) AS created_at,
            MIN(created_at) AS updated_at
        FROM
            logs
        GROUP BY
            order_type, order_sn
    ) ON CONFLICT (sn, COALESCE(deleted_at::TIMESTAMP, '1970-01-01 08:00:00'::TIMESTAMP)) DO UPDATE SET counts = excluded.counts, total_price = excluded.total_price, custom_price = excluded.custom_price;

-- 第五步：同步订单详情数据
INSERT INTO vd.virtual_order_cards ("type", sim, order_id, company_id, package_id, product_id, counts, unit_price, service_start_at, service_end_at, created_at, updated_at)
    (
        SELECT
            logs.order_type AS "type",
            logs.sim::BIGINT AS sim,
            virtual_orders.ID AS order_id,
            logs.company_id,
            logs.package_id,
            logs.product_id,
            logs.counts,
            logs.unit_price,
            logs.service_start_at,
            logs.service_end_at,
            logs.created_at AS created_at,
            logs.created_at AS updated_at
        FROM
            logs
        LEFT JOIN vd.virtual_orders ON virtual_orders.sn = logs.order_sn
        WHERE
            logs.order_type = 0
    ) ON CONFLICT (sim, order_id, COALESCE(deleted_at::TIMESTAMP, '1970-01-01 08:00:00'::TIMESTAMP)) DO UPDATE SET counts = excluded.counts, service_start_at = excluded.service_start_at, service_end_at = excluded.service_end_at;

INSERT INTO vd.virtual_order_renewal_cards ("type", sim, order_id, company_id, package_id, product_id, counts, unit_price, service_start_at, service_end_at, created_at, updated_at)
    (
        SELECT
            logs.order_type AS "type",
            logs.sim::BIGINT AS sim,
            virtual_orders.ID AS order_id,
            logs.company_id,
            logs.package_id,
            logs.product_id,
            logs.counts,
            logs.unit_price,
            logs.service_start_at,
            logs.service_end_at,
            logs.created_at AS created_at,
            logs.created_at AS updated_at
        FROM
            logs
        LEFT JOIN vd.virtual_orders ON virtual_orders.sn = logs.order_sn
        WHERE
            logs.order_type = 1
    ) ON CONFLICT (sim, order_id, COALESCE(deleted_at::TIMESTAMP, '1970-01-01 08:00:00'::TIMESTAMP)) DO UPDATE SET counts = excluded.counts, service_start_at = excluded.service_start_at, service_end_at = excluded.service_end_at;

INSERT INTO vd.virtual_order_renewal_package_cards ("type", sim, order_id, company_id, package_id, product_id, counts, unit_price, service_start_at, service_end_at, created_at, updated_at)
    (
        SELECT
            logs.order_type AS "type",
            logs.sim::BIGINT AS sim,
            virtual_orders.ID AS order_id,
            logs.company_id,
            logs.package_id,
            logs.product_id,
            logs.counts,
            logs.unit_price,
            logs.service_start_at,
            logs.service_end_at,
            logs.created_at AS created_at,
            logs.created_at AS updated_at
        FROM
            logs
        LEFT JOIN vd.virtual_orders ON virtual_orders.sn = logs.order_sn
        WHERE
            logs.order_type = 2
    ) ON CONFLICT (sim, order_id, COALESCE(deleted_at::TIMESTAMP, '1970-01-01 08:00:00'::TIMESTAMP)) DO UPDATE SET counts = excluded.counts, service_start_at = excluded.service_start_at, service_end_at = excluded.service_end_at;

INSERT INTO vd.virtual_order_flows_package_cards ("type", sim, order_id, company_id, package_id, product_id, counts, unit_price, service_start_at, service_end_at, created_at, updated_at)
    (
        SELECT
            logs.order_type AS "type",
            logs.sim::BIGINT AS sim,
            virtual_orders.ID AS order_id,
            logs.company_id,
            logs.package_id,
            logs.product_id,
            logs.counts,
            logs.unit_price,
            logs.service_start_at,
            logs.service_end_at,
            logs.created_at AS created_at,
            logs.created_at AS updated_at
        FROM
            logs
        LEFT JOIN vd.virtual_orders ON virtual_orders.sn = logs.order_sn
        WHERE
            logs.order_type = 3
    ) ON CONFLICT (sim, order_id, COALESCE(deleted_at::TIMESTAMP, '1970-01-01 08:00:00'::TIMESTAMP)) DO UPDATE SET counts = excluded.counts, service_start_at = excluded.service_start_at, service_end_at = excluded.service_end_at;