Lianxun_Java.git

			@@ -175,8 +175,8 @@
			row24 as row23,
			row25 as row24,
			row26 as row25,
			null as row26;
			null as row27;
			null as row26,
			null as row27,
			row27 as row28,
			null as row29,
			null as row30
			@@ -258,4 +258,207 @@
			LIMIT #{pageNum}, #{pageSize}
			</if>
			</select>

			<select id="sss">
			WITH year_series AS (
			-- 生成2016-2025年序列（独立CTE便于复用）
			SELECT 2016 + n AS year
			FROM (
			SELECT 0 AS n UNION SELECT 1 UNION SELECT 2 UNION SELECT 3 UNION SELECT 4
			UNION SELECT 5 UNION SELECT 6 UNION SELECT 7 UNION SELECT 8 UNION SELECT 9
			) AS nums
			),
			all_data AS (
			SELECT
			pf.fee_id AS 费用编号,
			pfc.fee_name AS 费用名称,
			ys.year AS 年份,
			-- 计算当年有效时间范围（1月1日至12月31日）
			STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d') AS 当年起始日,
			STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d') AS 当年截止日,
			-- 已收区间（严格限定在当年范围内）
			CASE
			-- 费用起始时间晚于当年年底：无已收
			WHEN pf.start_time > STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d') THEN NULL
			-- 费用截止时间早于当年年初：无已收
			WHEN pf.end_time < STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d') THEN NULL
			-- 正常情况：取重叠区间
			ELSE GREATEST(pf.start_time, STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d'))
			END AS 当年已收起始日,
			CASE
			WHEN pf.start_time > STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d') THEN NULL
			WHEN pf.end_time < STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d') THEN NULL
			ELSE LEAST(pf.end_time, STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d'))
			END AS 当年已收截止日,
			-- 未收区间（严格限定在当年范围内）
			CASE
			-- 应缴截止时间早于当年年初：无未收
			WHEN STR_TO_DATE(pfa.`value`, '%Y-%m-%d') < STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d') THEN NULL
			-- 费用截止时间晚于当年年底：无未收
			WHEN pf.end_time > STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d') THEN NULL
			-- 正常情况：取重叠区间
			ELSE GREATEST(pf.end_time, STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d'))
			END AS 当年未收起始日,
			CASE
			WHEN STR_TO_DATE(pfa.`value`, '%Y-%m-%d') < STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d') THEN NULL
			WHEN pf.end_time > STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d') THEN NULL
			ELSE LEAST(STR_TO_DATE(pfa.`value`, '%Y-%m-%d'), STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d'))
			END AS 当年未收截止日,
			-- 已收月数（仅统计当年的有效明细）
			COALESCE(COUNT(DISTINCT CASE
			WHEN pfdm.detail_year = ys.year AND pfdm.status_cd = '0'
			THEN CONCAT(pfdm.detail_year, '-', LPAD(pfdm.detail_month, 2, '0'))
			END), 0) AS 当年已收月数,
			-- 应收月数（当年内的理论应收月数）
			CASE
			WHEN GREATEST(pf.start_time, STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d')) >
			LEAST(STR_TO_DATE(pfa.`value`, '%Y-%m-%d'), STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d'))
			THEN 0
			ELSE TIMESTAMPDIFF(
			MONTH,
			GREATEST(pf.start_time, STR_TO_DATE(CONCAT(ys.year, '-01-01'), '%Y-%m-%d')),
			LEAST(STR_TO_DATE(pfa.`value`, '%Y-%m-%d'), STR_TO_DATE(CONCAT(ys.year, '-12-31'), '%Y-%m-%d'))
			) + 1
			END AS 当年应收月数,
			-- 计算每月费用（单价×面积）
			pfc.square_price * br.built_up_area AS 每月费用,
			-- 折扣金额（仅统计当年的有效折扣）
			COALESCE(SUM(CASE WHEN pfdm.detail_year = ys.year THEN pfdm.discount_amount ELSE 0 END), 0) AS 当年折扣金额
			FROM pay_fee pf
			INNER JOIN pay_fee_config pfc
			ON pf.config_id = pfc.config_id
			AND pfc.square_price > 0 -- 确保有有效单价
			INNER JOIN building_room br
			ON pf.payer_obj_id = br.room_id
			INNER JOIN pay_fee_attrs pfa
			ON pf.fee_id = pfa.fee_id
			AND pfa.spec_cd = '390010' -- 应缴截止日期属性
			INNER JOIN year_series ys ON 1=1 -- 关联年份序列
			LEFT JOIN pay_fee_detail_month pfdm
			ON pf.fee_id = pfdm.fee_id
			AND pfdm.obj_id = pf.payer_obj_id
			AND pfdm.status_cd = '0' -- 有效明细
			WHERE pf.payer_obj_id = '752025071562520009'
			AND pf.fee_type_cd IN ('630000001', '630000002')
			AND pf.status_cd = '0' -- 有效费用
			GROUP BY
			pf.fee_id, pfc.fee_name, ys.year,
			pf.start_time, pf.end_time, pfa.`value`,
			pfc.square_price, br.built_up_area
			),
			calculated_data AS (
			-- 计算金额字段（基于已收/应收月数）
			SELECT
			费用编号,
			费用名称,
			年份,
			当年已收起始日,
			当年已收截止日,
			当年未收起始日,
			当年未收截止日,
			当年已收月数,
			当年应收月数,
			每月费用,
			当年折扣金额,
			-- 应收金额=应收月数×每月费用
			当年应收月数 * 每月费用 AS 当年应收金额,
			-- 实收金额=已收月数×每月费用-折扣金额
			(当年已收月数 * 每月费用) - 当年折扣金额 AS 当年实收金额
			FROM all_data
			),
			grouped_data AS (
			-- 各年份数据
			SELECT
			费用编号,
			费用名称,
			CONCAT(年份, '年') AS 统计维度,
			年份 AS 排序辅助,
			当年已收月数 AS 已收月数,
			-- 已收区间（仅显示有效区间）
			CASE
			WHEN 当年已收起始日 IS NOT NULL AND 当年已收截止日 IS NOT NULL
			THEN CONCAT(DATE_FORMAT(当年已收起始日, '%Y-%m-%d'), ' ~ ', DATE_FORMAT(当年已收截止日, '%Y-%m-%d'))
			ELSE NULL
			END AS 已收区间,
			-- 未收区间（仅显示有效区间）
			CASE
			WHEN 当年未收起始日 IS NOT NULL AND 当年未收截止日 IS NOT NULL
			THEN CONCAT(DATE_FORMAT(当年未收起始日, '%Y-%m-%d'), ' ~ ', DATE_FORMAT(当年未收截止日, '%Y-%m-%d'))
			ELSE NULL
			END AS 未收区间,
			当年应收金额 AS 应收金额,
			当年实收金额 AS 实收金额,
			当年折扣金额 AS 折扣金额
			FROM calculated_data
			WHERE 年份 BETWEEN 2016 AND 2025

			UNION ALL

			-- 2020年单独统计
			SELECT
			费用编号,
			费用名称,
			'2020年' AS 统计维度,
			2020 AS 排序辅助,
			SUM(当年已收月数) AS 已收月数,
			CASE
			WHEN MIN(当年已收起始日) IS NOT NULL AND MAX(当年已收截止日) IS NOT NULL
			THEN CONCAT(DATE_FORMAT(MIN(当年已收起始日), '%Y-%m-%d'), ' ~ ', DATE_FORMAT(MAX(当年已收截止日), '%Y-%m-%d'))
			ELSE NULL
			END AS 已收区间,
			CASE
			WHEN MIN(当年未收起始日) IS NOT NULL AND MAX(当年未收截止日) IS NOT NULL
			THEN CONCAT(DATE_FORMAT(MIN(当年未收起始日), '%Y-%m-%d'), ' ~ ', DATE_FORMAT(MAX(当年未收截止日), '%Y-%m-%d'))
			ELSE NULL
			END AS 未收区间,
			SUM(当年应收金额) AS 应收金额,
			SUM(当年实收金额) AS 实收金额,
			SUM(当年折扣金额) AS 折扣金额
			FROM calculated_data
			WHERE 年份 = 2020
			GROUP BY 费用编号, 费用名称, 统计维度, 排序辅助

			UNION ALL

			-- 2016-2025年合计
			SELECT
			费用编号,
			费用名称,
			'2016-2025年合计' AS 统计维度,
			9999 AS 排序辅助,
			SUM(当年已收月数) AS 已收月数,
			CASE
			WHEN MIN(当年已收起始日) IS NOT NULL AND MAX(当年已收截止日) IS NOT NULL
			THEN CONCAT(DATE_FORMAT(MIN(当年已收起始日), '%Y-%m-%d'), ' ~ ', DATE_FORMAT(MAX(当年已收截止日), '%Y-%m-%d'))
			ELSE NULL
			END AS 已收区间,
			CASE
			WHEN MIN(当年未收起始日) IS NOT NULL AND MAX(当年未收截止日) IS NOT NULL
			THEN CONCAT(DATE_FORMAT(MIN(当年未收起始日), '%Y-%m-%d'), ' ~ ', DATE_FORMAT(MAX(当年未收截止日), '%Y-%m-%d'))
			ELSE NULL
			END AS 未收区间,
			SUM(当年应收金额) AS 应收金额,
			SUM(当年实收金额) AS 实收金额,
			SUM(当年折扣金额) AS 折扣金额
			FROM calculated_data
			WHERE 年份 BETWEEN 2016 AND 2025
			GROUP BY 费用编号, 费用名称, 统计维度, 排序辅助
			)
			-- 最终结果输出
			SELECT
			费用编号,
			费用名称,
			统计维度,
			已收月数,
			已收区间,
			未收区间,
			应收金额,
			实收金额,
			折扣金额
			FROM grouped_data where 应收金额 != 0
			ORDER BY
			费用编号,
			排序辅助;

			</select>
			</mapper>