144 lines
3.6 KiB
Go
144 lines
3.6 KiB
Go
package services
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import (
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"fmt"
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"regexp"
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"git.solsynth.dev/hydrogen/messaging/pkg/database"
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"git.solsynth.dev/hydrogen/messaging/pkg/models"
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"github.com/samber/lo"
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)
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func GetChannelAliasAvailability(alias string) error {
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if !regexp.MustCompile("^[a-z0-9-]+$").MatchString(alias) {
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return fmt.Errorf("channel alias should only contains lowercase letters, numbers, and hyphens")
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}
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return nil
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}
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func GetChannel(id uint) (models.Channel, error) {
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var channel models.Channel
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if err := database.C.Where(models.Channel{
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BaseModel: models.BaseModel{ID: id},
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}).Preload("Account").First(&channel).Error; err != nil {
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return channel, err
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}
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return channel, nil
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}
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func GetChannelWithAlias(alias string) (models.Channel, error) {
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var channel models.Channel
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if err := database.C.Where(models.Channel{
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Alias: alias,
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}).Preload("Account").First(&channel).Error; err != nil {
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return channel, err
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}
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return channel, nil
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}
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func GetAvailableChannelWithAlias(alias string, user models.Account) (models.Channel, models.ChannelMember, error) {
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var err error
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var member models.ChannelMember
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var channel models.Channel
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if channel, err = GetChannelWithAlias(alias); err != nil {
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return channel, member, err
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}
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if err := database.C.Where(models.ChannelMember{
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AccountID: user.ID,
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ChannelID: channel.ID,
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}).First(&member).Error; err != nil {
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return channel, member, fmt.Errorf("channel principal not found: %v", err.Error())
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}
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return channel, member, nil
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}
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func GetAvailableChannel(id uint, user models.Account) (models.Channel, models.ChannelMember, error) {
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var err error
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var member models.ChannelMember
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var channel models.Channel
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if channel, err = GetChannel(id); err != nil {
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return channel, member, err
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}
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if err := database.C.Where(models.ChannelMember{
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AccountID: user.ID,
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ChannelID: channel.ID,
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}).First(&member).Error; err != nil {
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return channel, member, fmt.Errorf("channel principal not found: %v", err.Error())
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}
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return channel, member, nil
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}
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func ListChannel() ([]models.Channel, error) {
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var channels []models.Channel
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if err := database.C.Preload("Account").Find(&channels).Error; err != nil {
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return channels, err
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}
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return channels, nil
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}
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func ListChannelWithUser(user models.Account) ([]models.Channel, error) {
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var channels []models.Channel
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if err := database.C.Where(&models.Channel{AccountID: user.ID}).Find(&channels).Error; err != nil {
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return channels, err
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}
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return channels, nil
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}
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func ListChannelIsAvailable(user models.Account) ([]models.Channel, error) {
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var channels []models.Channel
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var members []models.ChannelMember
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if err := database.C.Where(&models.ChannelMember{
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AccountID: user.ID,
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}).Find(&members).Error; err != nil {
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return channels, err
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}
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idx := lo.Map(members, func(item models.ChannelMember, index int) uint {
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return item.ChannelID
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})
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if err := database.C.Where("id IN ?", idx).Find(&channels).Error; err != nil {
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return channels, err
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}
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return channels, nil
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}
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func NewChannel(user models.Account, alias, name, description string) (models.Channel, error) {
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channel := models.Channel{
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Alias: alias,
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Name: name,
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Description: description,
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AccountID: user.ID,
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Members: []models.ChannelMember{
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{AccountID: user.ID},
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},
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}
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err := database.C.Save(&channel).Error
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return channel, err
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}
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func EditChannel(channel models.Channel, alias, name, description string) (models.Channel, error) {
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channel.Alias = alias
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channel.Name = name
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channel.Description = description
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err := database.C.Save(&channel).Error
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return channel, err
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}
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func DeleteChannel(channel models.Channel) error {
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return database.C.Delete(&channel).Error
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}
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