CREATE OR REPLACE PROCEDURE public."Prc_P_MaterialRequestAfterSave"(
    "p_Id" uuid,
    "p_UserId" uuid DEFAULT NULL
)
LANGUAGE plpgsql
AS $$
BEGIN
    IF "p_Id" IS NULL THEN RETURN; END IF;

    UPDATE "Prc_T_MaterialRequestItem" l SET "PlannedQuantity" = l."Quantity"
    WHERE l."MaterialRequestId" = "p_Id" AND l."IsDeleted" = false AND l."PlannedQuantity" IS NULL;

    UPDATE "Prc_T_MaterialRequest" r SET
        "DeptApproverUserNames" = (
            SELECT string_agg(u."UserName", '|')
            FROM "Adm_T_Approver" a
            INNER JOIN "AbpUsers" u ON u."Id" = a."ApproverUserId" AND u."IsDeleted" = false
            WHERE a."IsDeleted" = false AND a."IsActive" = true AND a."ApprovalArea" = 'Purchase'
              AND a."DepartmentId" = r."DepartmentId"
              AND a."TenantId" IS NOT DISTINCT FROM r."TenantId"),
        "PurchaseApproverUserNames" = (
            SELECT string_agg(u."UserName", '|')
            FROM "Adm_T_Approver" a
            INNER JOIN "AbpUsers" u ON u."Id" = a."ApproverUserId" AND u."IsDeleted" = false
            WHERE a."IsDeleted" = false AND a."IsActive" = true AND a."ApprovalArea" = 'PurchaseDesk'
              AND a."TenantId" IS NOT DISTINCT FROM r."TenantId")
    WHERE r."Id" = "p_Id";

    UPDATE "Prc_T_MaterialRequest" r SET
        "PurchaseApprovedBy" = COALESCE("p_UserId", r."LastModifierId"),
        "PurchaseApprovalDate" = COALESCE(r."ApprovalDate", now()),
        "PurchaseApprovalNote" = r."ApprovalNote"
    WHERE r."Id" = "p_Id" AND r."PurchaseApprovedBy" IS NULL AND r."DeptApprovedBy" IS NOT NULL
      AND r."ApprovalStatus" IN ('Onaylandı', 'Reddedildi');

    UPDATE "Prc_T_MaterialRequest" r SET
        "DeptApprovedBy" = COALESCE("p_UserId", r."LastModifierId"),
        "DeptApprovalDate" = COALESCE(r."ApprovalDate", now()),
        "DeptApprovalNote" = r."ApprovalNote"
    WHERE r."Id" = "p_Id" AND r."DeptApprovedBy" IS NULL
      AND r."ApprovalStatus" IN ('Satınalma Onayı', 'Onaylandı', 'Reddedildi');

    UPDATE "Prc_T_MaterialRequest" r SET "Status" =
        CASE
            WHEN r."ApprovalStatus" = 'Departman Onayı' THEN 'DeptApproval'
            WHEN r."ApprovalStatus" = 'Satınalma Onayı' THEN 'PurchaseApproval'
            WHEN r."ApprovalStatus" = 'Reddedildi' THEN 'Rejected'
            WHEN r."ApprovalStatus" = 'Onaylandı' THEN
                CASE
                    WHEN s."Total" > 0 AND s."Closed" = s."Total" THEN 'Done'
                    WHEN s."Closed" > 0 THEN 'PartiallyDone'
                    WHEN s."Planned" > 0 THEN 'InProgress'
                    ELSE 'Approved'
                END
            ELSE 'Draft'
        END
    FROM (
        SELECT COUNT(*) AS "Total",
               COALESCE(SUM(CASE WHEN l."LineStatus" IN ('Done', 'Cancelled') THEN 1 ELSE 0 END), 0) AS "Closed",
               COALESCE(SUM(CASE WHEN l."LineStatus" IN ('Planned', 'Done') THEN 1 ELSE 0 END), 0) AS "Planned"
        FROM "Prc_T_MaterialRequestItem" l
        WHERE l."MaterialRequestId" = "p_Id" AND l."IsDeleted" = false
    ) s
    WHERE r."Id" = "p_Id";
END;
$$;