338 lines
9.9 KiB
Go
338 lines
9.9 KiB
Go
package services
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import (
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"errors"
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"sort"
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"strings"
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"server/models"
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)
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// DefaultTenantUserQuota 租户默认用户数上限(未配置套餐/套餐未设置时兜底)
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const DefaultTenantUserQuota = 20
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// DefaultTenantExtraUserPrice 单个用户增购默认单价(元/人)
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const DefaultTenantExtraUserPrice = 200.00
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// ErrTenantQuotaExceeded 用户数已达上限
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var ErrTenantQuotaExceeded = errors.New("tenant user quota exceeded")
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// CountTenantUsers 统计租户有效用户数(未软删)
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func CountTenantUsers(tid uint64) (int, error) {
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if tid == 0 {
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return 0, nil
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}
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cnt, err := models.Orm.QueryTable(new(models.SystemTenantUser)).
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Filter("tid", tid).
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Filter("delete_time__isnull", true).
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Count()
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return int(cnt), err
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}
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// GetTenantPackage 获取租户生效套餐:优先取绑定套餐,未绑定/已删除时回退到默认套餐
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func GetTenantPackage(tid uint64) (*models.SystemTenantPackage, error) {
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if tid == 0 {
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return nil, errors.New("tid 不能为空")
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}
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var tenant models.SystemTenant
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if err := models.Orm.QueryTable(new(models.SystemTenant)).Filter("id", tid).One(&tenant); err != nil {
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return nil, err
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}
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if tenant.PackageID > 0 {
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var pkg models.SystemTenantPackage
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if err := models.Orm.QueryTable(new(models.SystemTenantPackage)).
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Filter("id", tenant.PackageID).
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Filter("delete_time__isnull", true).
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One(&pkg); err == nil {
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return &pkg, nil
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}
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}
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return GetDefaultTenantPackage()
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}
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// GetDefaultTenantPackage 获取默认套餐(is_default=1 优先,其次按排序取第一个启用套餐)
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func GetDefaultTenantPackage() (*models.SystemTenantPackage, error) {
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var pkg models.SystemTenantPackage
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err := models.Orm.QueryTable(new(models.SystemTenantPackage)).
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Filter("delete_time__isnull", true).
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Filter("status", 1).
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Filter("is_default", 1).
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OrderBy("sort", "id").
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One(&pkg)
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if err == nil {
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return &pkg, nil
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}
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var fallback models.SystemTenantPackage
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if err2 := models.Orm.QueryTable(new(models.SystemTenantPackage)).
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Filter("delete_time__isnull", true).
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Filter("status", 1).
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OrderBy("sort", "id").
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One(&fallback); err2 != nil {
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return nil, err2
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}
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return &fallback, nil
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}
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// GetTenantPackageModules 获取租户套餐包含的功能模块(按套餐未绑定则取默认套餐)
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func GetTenantPackageModules(tid uint64) ([]models.SystemTenantPackageModule, error) {
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pkg, err := GetTenantPackage(tid)
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if err != nil {
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return nil, err
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}
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var rows []models.SystemTenantPackageModule
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_, err = models.Orm.QueryTable(new(models.SystemTenantPackageModule)).
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Filter("package_id", pkg.ID).
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OrderBy("id").
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All(&rows)
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return rows, err
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}
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// GetTenantModuleCodes 获取租户已开通的功能模块编码集合(如 erp / oa / crm)
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func GetTenantModuleCodes(tid uint64) map[string]bool {
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codes := map[string]bool{}
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rows, err := GetTenantPackageModules(tid)
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if err != nil {
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return codes
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}
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for _, r := range rows {
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code := strings.TrimSpace(r.ModuleCode)
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if code != "" {
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codes[code] = true
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}
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}
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return codes
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}
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// TenantQuotaCheck 用户数配额校验结果
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type TenantQuotaCheck struct {
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Quota int `json:"quota"`
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Used int `json:"used"`
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Allowed bool `json:"allowed"`
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}
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// CheckTenantUserQuota 校验租户是否还能新增用户。
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// uid > 0 且该用户已绑定到本租户时视为「编辑/复用已有绑定」,不占用新增名额。
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func CheckTenantUserQuota(tid, uid uint64) (*TenantQuotaCheck, error) {
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result := &TenantQuotaCheck{Quota: DefaultTenantUserQuota, Allowed: true}
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if tid == 0 {
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return result, nil
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}
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quota := DefaultTenantUserQuota
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var tenant models.SystemTenant
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if err := models.Orm.QueryTable(new(models.SystemTenant)).Filter("id", tid).One(&tenant); err == nil && tenant.UserQuota > 0 {
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quota = tenant.UserQuota
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}
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result.Quota = quota
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if uid > 0 {
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exist, err := models.Orm.QueryTable(new(models.SystemTenantUser)).
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Filter("tid", tid).
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Filter("uid", uid).
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Filter("delete_time__isnull", true).
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Count()
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if err == nil && exist > 0 {
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result.Allowed = true
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return result, nil
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}
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}
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used, err := CountTenantUsers(tid)
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if err != nil {
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return nil, err
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}
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result.Used = used
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result.Allowed = used < quota
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return result, nil
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}
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// EnsureTenantUserQuota 用户数已满时返回 ErrTenantQuotaExceeded
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func EnsureTenantUserQuota(tid, uid uint64) error {
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check, err := CheckTenantUserQuota(tid, uid)
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if err != nil {
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return err
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}
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if !check.Allowed {
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return ErrTenantQuotaExceeded
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}
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return nil
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}
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// GetTenantQuotaInfo 租户用户数使用情况
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type TenantQuotaInfo struct {
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Tid uint64 `json:"tid"`
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PackageID uint64 `json:"package_id"`
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PackageName string `json:"package_name"`
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Quota int `json:"quota"`
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Used int `json:"used"`
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Remaining int `json:"remaining"`
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ExtraUserPrice float64 `json:"extra_user_price"`
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EffectivePackageID uint64 `json:"effective_package_id"`
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}
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// GetTenantQuotaInfo 查询租户用户数使用情况(含生效套餐信息)
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func GetTenantQuotaInfo(tid uint64) (*TenantQuotaInfo, error) {
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info := &TenantQuotaInfo{Tid: tid, Quota: DefaultTenantUserQuota, ExtraUserPrice: DefaultTenantExtraUserPrice}
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var tenant models.SystemTenant
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if err := models.Orm.QueryTable(new(models.SystemTenant)).Filter("id", tid).One(&tenant); err != nil {
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return nil, err
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}
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info.PackageID = tenant.PackageID
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if tenant.UserQuota > 0 {
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info.Quota = tenant.UserQuota
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}
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used, err := CountTenantUsers(tid)
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if err != nil {
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return nil, err
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}
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info.Used = used
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info.Remaining = info.Quota - used
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if info.Remaining < 0 {
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info.Remaining = 0
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}
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if pkg, err := GetTenantPackage(tid); err == nil && pkg != nil {
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info.EffectivePackageID = pkg.ID
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info.PackageName = pkg.Name
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if pkg.ExtraUserPrice > 0 {
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info.ExtraUserPrice = pkg.ExtraUserPrice
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}
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}
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return info, nil
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}
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// IncreaseTenantQuota 增加租户用户数上限,返回(变更前上限、变更后上限)
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func IncreaseTenantQuota(tid uint64, count int) (int, int, error) {
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if tid == 0 || count <= 0 {
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return 0, 0, errors.New("参数错误")
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}
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var tenant models.SystemTenant
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if err := models.Orm.QueryTable(new(models.SystemTenant)).Filter("id", tid).One(&tenant); err != nil {
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return 0, 0, errors.New("租户不存在")
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}
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before := tenant.UserQuota
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if before <= 0 {
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before = DefaultTenantUserQuota
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}
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after := before + count
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_, err := models.Orm.QueryTable(new(models.SystemTenant)).
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Filter("id", tid).
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Update(map[string]interface{}{"user_quota": after})
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if err != nil {
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return before, after, err
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}
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return before, after, nil
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}
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// ApplyPackageToTenant 为租户绑定套餐:同步套餐包含的用户数(不低于当前已开用户数,且不降低已有上限)
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func ApplyPackageToTenant(tid, packageID uint64, syncQuota bool) (int, error) {
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if tid == 0 || packageID == 0 {
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return 0, errors.New("参数错误")
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}
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var pkg models.SystemTenantPackage
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if err := models.Orm.QueryTable(new(models.SystemTenantPackage)).
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Filter("id", packageID).
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Filter("delete_time__isnull", true).
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One(&pkg); err != nil {
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return 0, errors.New("套餐不存在")
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}
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update := map[string]interface{}{"package_id": packageID}
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newQuota := 0
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if syncQuota {
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var tenant models.SystemTenant
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if err := models.Orm.QueryTable(new(models.SystemTenant)).Filter("id", tid).One(&tenant); err != nil {
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return 0, errors.New("租户不存在")
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}
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current := tenant.UserQuota
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if current <= 0 {
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current = DefaultTenantUserQuota
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}
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newQuota = pkg.UserQuota
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if newQuota <= 0 {
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newQuota = DefaultTenantUserQuota
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}
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// 不低于当前上限:换套餐不回收已购用户数
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if newQuota < current {
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newQuota = current
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}
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update["user_quota"] = newQuota
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}
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if _, err := models.Orm.QueryTable(new(models.SystemTenant)).
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Filter("id", tid).
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Update(update); err != nil {
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return 0, err
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}
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return newQuota, nil
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}
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// sortModulesByPathDesc 模块按 path 长度倒序:长路径优先匹配,避免 /apps 误吞 /apps/erp
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func sortModulesByPathDesc(modules []models.SystemModules) []models.SystemModules {
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list := make([]models.SystemModules, 0, len(modules))
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for _, m := range modules {
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if strings.TrimSpace(m.Path) != "" {
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list = append(list, m)
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}
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}
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sort.SliceStable(list, func(i, j int) bool {
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return len(list[i].Path) > len(list[j].Path)
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})
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return list
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}
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// ownerModuleCode 返回菜单路径归属的模块编码(按模块 path 前缀匹配)。
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// 不属于任何模块时 ok=false —— 视为公共菜单,不参与套餐过滤。
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func ownerModuleCode(sortedModules []models.SystemModules, path string) (string, bool) {
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p := strings.TrimSuffix(strings.TrimSpace(path), "/")
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if p == "" {
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return "", false
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}
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for _, m := range sortedModules {
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mp := strings.TrimSuffix(strings.TrimSpace(m.Path), "/")
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if mp == "" {
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continue
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}
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if p == mp || strings.HasPrefix(p, mp+"/") {
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return m.Code, true
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}
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}
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return "", false
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}
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// FilterMenusByTenantModules 按租户套餐包含的功能模块过滤菜单:
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// - 菜单不属于任何模块(公共/基础菜单)→ 保留;
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// - 菜单归属某模块 → 仅当该模块已被租户套餐开通时保留。
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func FilterMenusByTenantModules(menus []models.SystemMenu, allModules []models.SystemModules, allowedCodes map[string]bool) []models.SystemMenu {
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if len(menus) == 0 || len(allModules) == 0 {
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return menus
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}
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sorted := sortModulesByPathDesc(allModules)
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out := make([]models.SystemMenu, 0, len(menus))
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for _, m := range menus {
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path := ""
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if m.Path != nil {
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path = *m.Path
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}
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code, ok := ownerModuleCode(sorted, path)
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if !ok {
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out = append(out, m)
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continue
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}
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if allowedCodes[code] {
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out = append(out, m)
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}
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}
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return out
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}
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// ListEnabledModules 获取全部启用且未删除的模块(用于菜单归属判定)
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func ListEnabledModules() ([]models.SystemModules, error) {
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var rows []models.SystemModules
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_, err := models.Orm.QueryTable(new(models.SystemModules)).
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Filter("delete_time__isnull", true).
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Filter("status", 1).
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OrderBy("sort", "id").
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All(&rows)
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return rows, err
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}
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