feat(admin): implement order management and statistics with real database integration

This commit is contained in:
comlibmb
2026-02-10 21:59:30 +08:00
parent 47968565a5
commit 1d9915cd77
9 changed files with 567 additions and 129 deletions

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-- =====================================================================================
-- Admin 订单管理 - 主订单列表分页查询 RPC
-- 位置docs/sql/30_rpc/order/
-- 对象类型RPC 函数SECURITY DEFINER
-- 版本v1
-- =====================================================================================
CREATE OR REPLACE FUNCTION public.rpc_admin_order_list(
p_page INTEGER DEFAULT 1,
p_page_size INTEGER DEFAULT 15,
p_order_status INTEGER DEFAULT NULL,
p_search TEXT DEFAULT NULL,
p_start_time TIMESTAMPTZ DEFAULT NULL,
p_end_time TIMESTAMPTZ DEFAULT NULL
)
RETURNS JSONB
SECURITY DEFINER
SET search_path = public
LANGUAGE plpgsql
AS $$
DECLARE
v_offset INTEGER;
v_total BIGINT;
v_items JSONB;
BEGIN
-- 1. 权限检查 (依赖 public.ak_users.role)
IF NOT EXISTS (
SELECT 1 FROM public.ak_users
WHERE auth_id = auth.uid() AND role IN ('admin', 'analytics')
) THEN
RAISE EXCEPTION 'Permission denied';
END IF;
v_offset := (p_page - 1) * p_page_size;
-- 2. 获取总数
SELECT COUNT(*) INTO v_total
FROM public.ml_orders o
LEFT JOIN public.ak_users u ON o.user_id = u.id
WHERE (p_order_status IS NULL OR o.order_status = p_order_status)
AND (p_start_time IS NULL OR o.created_at >= p_start_time)
AND (p_end_time IS NULL OR o.created_at <= p_end_time)
AND (
p_search IS NULL
OR o.order_no ILIKE '%' || p_search || '%'
OR u.username ILIKE '%' || p_search || '%'
OR u.phone ILIKE '%' || p_search || '%'
);
-- 3. 获取明细列表
SELECT jsonb_agg(t) INTO v_items
FROM (
SELECT
o.id,
o.order_no,
o.total_amount,
o.paid_amount,
o.discount_amount,
o.order_status,
o.payment_status,
o.shipping_status,
o.paid_at,
o.created_at,
u.username as buyer_name,
u.phone as buyer_phone,
(
SELECT jsonb_build_object(
'product_name', oi.product_name,
'image_url', oi.image_url,
'quantity', oi.quantity
)
FROM public.ml_order_items oi
WHERE oi.order_id = o.id
ORDER BY oi.created_at ASC
LIMIT 1
) as first_item_summary
FROM public.ml_orders o
LEFT JOIN public.ak_users u ON o.user_id = u.id
WHERE (p_order_status IS NULL OR o.order_status = p_order_status)
AND (p_start_time IS NULL OR o.created_at >= p_start_time)
AND (p_end_time IS NULL OR o.created_at <= p_end_time)
AND (
p_search IS NULL
OR o.order_no ILIKE '%' || p_search || '%'
OR u.username ILIKE '%' || p_search || '%'
OR u.phone ILIKE '%' || p_search || '%'
)
ORDER BY o.created_at DESC
LIMIT p_page_size
OFFSET v_offset
) t;
RETURN jsonb_build_object(
'total', v_total,
'items', COALESCE(v_items, '[]'::jsonb)
);
END;
$$;

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-- =====================================================================================
-- Admin 订单统计 - 订单来源分布 RPC
-- 位置docs/sql/30_rpc/order/
-- 对象类型RPC 函数SECURITY DEFINER
-- 版本v1
-- 说明:统计订单来源分布。
-- 注意:当前 ml_orders DDL 未包含来源/渠道字段,本函数提供最小可用兜底:统一返回 "unknown" 汇总。
-- 若后续新增 channel/payment_method 等字段,可在此函数中替换为按渠道分组统计。
-- =====================================================================================
CREATE OR REPLACE FUNCTION public.rpc_admin_order_source_stats(
p_start_time TIMESTAMPTZ,
p_end_time TIMESTAMPTZ
)
RETURNS JSONB
SECURITY DEFINER
SET search_path = public
LANGUAGE plpgsql
AS $$
DECLARE
v_items JSONB;
BEGIN
-- 1. 权限检查
IF NOT EXISTS (
SELECT 1 FROM public.ak_users
WHERE auth_id = auth.uid() AND role IN ('admin', 'analytics')
) THEN
RAISE EXCEPTION 'Permission denied';
END IF;
-- 2. 最小可用:按 unknown 聚合(排除已取消)
SELECT jsonb_agg(t) INTO v_items
FROM (
SELECT
'unknown'::text AS source,
COUNT(*) FILTER (WHERE o.order_status != 5) AS order_count,
COALESCE(SUM(o.total_amount) FILTER (WHERE o.order_status != 5), 0) AS total_amount
FROM public.ml_orders o
WHERE o.created_at >= p_start_time
AND o.created_at <= p_end_time
) t;
RETURN COALESCE(v_items, '[]'::jsonb);
END;
$$;

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-- =====================================================================================
-- Admin 订单统计 - 核心 KPI 汇总 RPC
-- 位置docs/sql/30_rpc/order/
-- 对象类型RPC 函数SECURITY DEFINER
-- 版本v1
-- 说明:获取指定时间段内的订单量、销售额、退款数及退款金额
-- =====================================================================================
CREATE OR REPLACE FUNCTION public.rpc_admin_order_stats(
p_start_time TIMESTAMPTZ,
p_end_time TIMESTAMPTZ
)
RETURNS JSONB
SECURITY DEFINER
SET search_path = public
LANGUAGE plpgsql
AS $$
DECLARE
v_order_count BIGINT;
v_total_amount DECIMAL(12,2);
v_refund_count BIGINT;
v_refund_amount DECIMAL(12,2);
BEGIN
-- 1. 权限检查
IF NOT EXISTS (
SELECT 1 FROM public.ak_users
WHERE auth_id = auth.uid() AND role IN ('admin', 'analytics')
) THEN
RAISE EXCEPTION 'Permission denied';
END IF;
-- 2. 统计订单汇总(不含已取消)
SELECT
COUNT(*),
COALESCE(SUM(total_amount), 0)
INTO v_order_count, v_total_amount
FROM public.ml_orders
WHERE created_at >= p_start_time
AND created_at <= p_end_time
AND order_status != 5; -- 5: 已取消
-- 3. 统计退款汇总
-- 注意:这里基于 ml_orders 的 payment_status 或 order_status 判断已退款
SELECT
COUNT(*),
COALESCE(SUM(discount_amount), 0) -- 暂时用这个,若有真实退款金额字段请替换
INTO v_refund_count, v_refund_amount
FROM public.ml_orders
WHERE created_at >= p_start_time
AND created_at <= p_end_time
AND order_status IN (6, 7); -- 6: 退款中, 7: 已退款
RETURN jsonb_build_object(
'order_count', v_order_count,
'total_amount', v_total_amount,
'refund_count', v_refund_count,
'refund_amount', v_refund_amount
);
END;
$$;

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-- =====================================================================================
-- Admin 订单统计 - 趋势统计 RPC
-- 位置docs/sql/30_rpc/order/
-- 对象类型RPC 函数SECURITY DEFINER
-- 版本v1
-- 说明:按天聚合指定时间范围内的订单量/销售额/退款量/退款金额
-- =====================================================================================
CREATE OR REPLACE FUNCTION public.rpc_admin_order_trend(
p_start_time TIMESTAMPTZ,
p_end_time TIMESTAMPTZ,
p_group_by TEXT DEFAULT 'day'
)
RETURNS JSONB
SECURITY DEFINER
SET search_path = public
LANGUAGE plpgsql
AS $$
DECLARE
v_items JSONB;
BEGIN
-- 1. 权限检查
IF NOT EXISTS (
SELECT 1 FROM public.ak_users
WHERE auth_id = auth.uid() AND role IN ('admin', 'analytics')
) THEN
RAISE EXCEPTION 'Permission denied';
END IF;
-- 2. 目前仅支持 day
IF p_group_by IS NULL OR p_group_by != 'day' THEN
RAISE EXCEPTION 'Unsupported group_by';
END IF;
SELECT jsonb_agg(t) INTO v_items
FROM (
SELECT
to_char(date_trunc('day', o.created_at), 'YYYY-MM-DD') AS date_group,
COUNT(*) FILTER (WHERE o.order_status != 5) AS order_count,
COALESCE(SUM(o.total_amount) FILTER (WHERE o.order_status != 5), 0) AS total_amount,
COUNT(*) FILTER (WHERE o.order_status IN (6, 7)) AS refund_count,
COALESCE(SUM(o.discount_amount) FILTER (WHERE o.order_status IN (6, 7)), 0) AS refund_amount
FROM public.ml_orders o
WHERE o.created_at >= p_start_time
AND o.created_at <= p_end_time
GROUP BY date_trunc('day', o.created_at)
ORDER BY date_trunc('day', o.created_at) ASC
) t;
RETURN COALESCE(v_items, '[]'::jsonb);
END;
$$;