♻️ Move dealer to nexus

pkg/internal/http/api/calls_api.go

@@ -0,0 +1,232 @@
+package api
+
+import (
+	"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
+	authm "git.solsynth.dev/hypernet/passport/pkg/authkit/models"
+	"sync"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/database"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/http/exts"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/models"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/services"
+	"github.com/gofiber/fiber/v2"
+	"github.com/google/uuid"
+	"github.com/spf13/viper"
+)
+
+var callLocks sync.Map
+
+func listCall(c *fiber.Ctx) error {
+	take := c.QueryInt("take", 0)
+	offset := c.QueryInt("offset", 0)
+	alias := c.Params("channel")
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	if calls, err := services.ListCall(channel, take, offset); err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else {
+		return c.JSON(calls)
+	}
+}
+
+func getOngoingCall(c *fiber.Ctx) error {
+	alias := c.Params("channel")
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	if call, err := services.GetOngoingCall(channel); err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if res, err := services.GetCallParticipants(call); err != nil {
+		return c.JSON(call)
+	} else {
+		call.Participants = res
+		return c.JSON(call)
+	}
+}
+
+func startCall(c *fiber.Ctx) error {
+	if err := sec.EnsureGrantedPerm(c, "CreateCalls", true); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	var membership models.ChannelMember
+	if err := database.C.Where(&models.ChannelMember{
+		ChannelID: channel.ID,
+		AccountID: user.ID,
+	}).Find(&membership).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if membership.PowerLevel < 0 {
+		return fiber.NewError(fiber.StatusForbidden, "you have not enough permission to create a call")
+	}
+
+	if _, ok := callLocks.Load(channel.ID); ok {
+		return fiber.NewError(fiber.StatusLocked, "there is already a call in creation progress for this channel")
+	} else {
+		callLocks.Store(channel.ID, true)
+	}
+
+	call, err := services.NewCall(channel, membership)
+	if err != nil {
+		callLocks.Delete(channel.ID)
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	} else {
+		_, _ = services.NewEvent(models.Event{
+			Uuid:      uuid.NewString(),
+			Body:      map[string]any{},
+			Type:      "calls.start",
+			Channel:   channel,
+			Sender:    membership,
+			ChannelID: channel.ID,
+			SenderID:  membership.ID,
+		})
+
+		callLocks.Delete(channel.ID)
+		return c.JSON(call)
+	}
+}
+
+func endCall(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	var membership models.ChannelMember
+	if err := database.C.Where(&models.ChannelMember{
+		ChannelID: channel.ID,
+		AccountID: user.ID,
+	}).Find(&membership).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	call, err := services.GetOngoingCall(channel)
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if call.FounderID != membership.ID && membership.PowerLevel < 50 {
+		return fiber.NewError(fiber.StatusBadRequest, "only call founder or channel moderator can end this call")
+	}
+
+	if call, err := services.EndCall(call); err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, err.Error())
+	} else {
+		_, _ = services.NewEvent(models.Event{
+			Uuid:      uuid.NewString(),
+			Body:      map[string]any{"last": call.EndedAt.Unix() - call.CreatedAt.Unix()},
+			Type:      "calls.end",
+			Channel:   channel,
+			Sender:    membership,
+			ChannelID: channel.ID,
+			SenderID:  membership.ID,
+		})
+
+		return c.JSON(call)
+	}
+}
+
+func kickParticipantInCall(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var data struct {
+		Username string `json:"username" validate:"required"`
+	}
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	}
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	var membership models.ChannelMember
+	if err := database.C.Where(&models.ChannelMember{
+		ChannelID: channel.ID,
+		AccountID: user.ID,
+	}).Find(&membership).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	call, err := services.GetOngoingCall(channel)
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if call.FounderID != user.ID && membership.PowerLevel < 50 {
+		return fiber.NewError(fiber.StatusBadRequest, "only call founder or channel admin can kick participant in this call")
+	}
+
+	if err = services.KickParticipantInCall(call, data.Username); err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, err.Error())
+	}
+	return c.SendStatus(fiber.StatusOK)
+}
+
+func exchangeCallToken(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	var membership models.ChannelMember
+	if err := database.C.Where(&models.ChannelMember{
+		ChannelID: channel.ID,
+		AccountID: user.ID,
+	}).Find(&membership).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	call, err := services.GetOngoingCall(channel)
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	tk, err := services.EncodeCallToken(user, call)
+	if err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, err.Error())
+	} else {
+		return c.JSON(fiber.Map{
+			"token":    tk,
+			"endpoint": viper.GetString("calling.endpoint"),
+		})
+	}
+}

pkg/internal/http/api/channel_members_api.go

@@ -0,0 +1,256 @@
+package api
+
+import (
+	"fmt"
+	"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
+	authm "git.solsynth.dev/hypernet/passport/pkg/authkit/models"
+
+	"git.solsynth.dev/hydrogen/dealer/pkg/hyper"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/http/exts"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/database"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/models"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/services"
+	"github.com/gofiber/fiber/v2"
+)
+
+func listChannelMembers(c *fiber.Ctx) error {
+	alias := c.Params("channel")
+
+	var err error
+	var channel models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, err = services.GetChannelWithAlias(alias, val.ID)
+	} else {
+		channel, err = services.GetChannelWithAlias(alias)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	if members, err := services.ListChannelMember(channel.ID); err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, err.Error())
+	} else {
+		return c.JSON(members)
+	}
+}
+
+func getMyChannelMembership(c *fiber.Ctx) error {
+	alias := c.Params("channel")
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+
+	var err error
+	var channel models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, err = services.GetChannelWithAlias(alias, val.ID)
+	} else {
+		channel, err = services.GetChannelWithAlias(alias)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	if member, err := services.GetChannelMember(user, channel.ID); err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else {
+		return c.JSON(member)
+	}
+}
+
+func addChannelMember(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var data struct {
+		Target string `json:"target" validate:"required"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	}
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if channel.Type == models.ChannelTypeDirect {
+		return fiber.NewError(fiber.StatusBadRequest, "direct message member changes was not allowed")
+	}
+
+	if member, err := services.GetChannelMember(user, channel.ID); err != nil {
+		return fiber.NewError(fiber.StatusForbidden, err.Error())
+	} else if member.PowerLevel < 50 {
+		return fiber.NewError(fiber.StatusForbidden, "you must be a moderator of a channel to add member into it")
+	}
+
+	var account authm.Account
+	if err := database.C.Where(&hyper.BaseUser{
+		Name: data.Target,
+	}).First(&account).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	if err := services.AddChannelMemberWithCheck(account, channel); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	} else {
+		return c.SendStatus(fiber.StatusOK)
+	}
+}
+
+func removeChannelMember(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var data struct {
+		Target string `json:"target" validate:"required"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	}
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias:     alias,
+		AccountID: user.ID,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if channel.Type == models.ChannelTypeDirect {
+		return fiber.NewError(fiber.StatusBadRequest, "direct message member changes was not allowed")
+	}
+
+	if member, err := services.GetChannelMember(user, channel.ID); err != nil {
+		return fiber.NewError(fiber.StatusForbidden, err.Error())
+	} else if member.PowerLevel < 50 {
+		return fiber.NewError(fiber.StatusForbidden, "you must be a moderator of a channel to remove member into it")
+	}
+
+	var account authm.Account
+	if err := database.C.Where(&hyper.BaseUser{
+		Name: data.Target,
+	}).First(&account).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	if err := services.RemoveChannelMember(account, channel); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	} else {
+		return c.SendStatus(fiber.StatusOK)
+	}
+}
+
+func editMyChannelMembership(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var data struct {
+		Nick        string `json:"nick"`
+		NotifyLevel int8   `json:"notify_level"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	}
+
+	var err error
+	var channel models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, err = services.GetChannelWithAlias(alias, val.ID)
+	} else {
+		channel, err = services.GetChannelWithAlias(alias)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	var membership models.ChannelMember
+	if err := database.C.Where(&models.ChannelMember{
+		ChannelID: channel.ID,
+		AccountID: user.ID,
+	}).First(&membership).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	membership.Name = user.Name
+	membership.Notify = data.NotifyLevel
+	if len(data.Nick) > 0 {
+		membership.Nick = data.Nick
+	} else {
+		membership.Nick = user.Nick
+	}
+
+	if membership, err := services.EditChannelMember(membership); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	} else {
+		return c.JSON(membership)
+	}
+}
+
+func joinChannel(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).Preload("Realm").First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if _, _, err := services.GetAvailableChannel(channel.ID, user); err == nil {
+		return fiber.NewError(fiber.StatusBadRequest, "you already joined the channel")
+	} else if channel.RealmID == nil && !channel.IsCommunity {
+		return fiber.NewError(fiber.StatusBadRequest, "you were impossible to join a channel without related realm and non-community")
+	}
+
+	if channel.RealmID != nil {
+		if realm, err := services.GetRealmWithExtID(channel.Realm.ID); err != nil {
+			return fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("invalid channel, related realm was not found: %v", err))
+		} else if _, err := services.GetRealmMember(realm.ID, user.ID); err != nil {
+			return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("you are not a part of the realm: %v", err))
+		}
+	}
+
+	if err := services.AddChannelMember(user, channel); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	} else {
+		return c.SendStatus(fiber.StatusOK)
+	}
+}
+
+func leaveChannel(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var channel models.Channel
+	if err := database.C.Where(&models.Channel{
+		Alias: alias,
+	}).First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if user.ID == channel.AccountID {
+		return fiber.NewError(fiber.StatusBadRequest, "you cannot leave your own channel")
+	}
+
+	if err := services.RemoveChannelMember(user, channel); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	} else {
+		return c.SendStatus(fiber.StatusOK)
+	}
+}

pkg/internal/http/api/channels_api.go

@@ -0,0 +1,275 @@
+package api
+
+import (
+	"fmt"
+	"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
+	authm "git.solsynth.dev/hypernet/passport/pkg/authkit/models"
+
+	"git.solsynth.dev/hydrogen/dealer/pkg/hyper"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/http/exts"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/database"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/models"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/services"
+	"github.com/gofiber/fiber/v2"
+	"github.com/samber/lo"
+)
+
+func getChannel(c *fiber.Ctx) error {
+	alias := c.Params("channel")
+
+	var err error
+	var channel models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, err = services.GetChannelWithAlias(alias, val.ID)
+	} else {
+		channel, err = services.GetChannelWithAlias(alias)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	return c.JSON(channel)
+}
+
+func getChannelIdentity(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var err error
+	var member models.ChannelMember
+
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		_, member, err = services.GetChannelIdentity(alias, user.ID, val)
+	} else {
+		_, member, err = services.GetChannelIdentity(alias, user.ID)
+	}
+
+	if err != nil {
+		return c.SendStatus(fiber.StatusForbidden)
+	}
+
+	return c.JSON(member)
+}
+
+func listChannel(c *fiber.Ctx) error {
+	var user *authm.Account
+	if err := sec.EnsureAuthenticated(c); err == nil {
+		user = lo.ToPtr(c.Locals("user").(authm.Account))
+	}
+
+	var err error
+	var channels []models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channels, err = services.ListChannel(user, val.ID)
+	} else {
+		channels, err = services.ListChannel(user)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(channels)
+}
+
+func listOwnedChannel(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+
+	var err error
+	var channels []models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channels, err = services.ListChannelWithUser(user, val.ID)
+	} else {
+		channels, err = services.ListChannelWithUser(user)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(channels)
+}
+
+func listAvailableChannel(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+
+	tx := database.C
+	isDirect := c.QueryBool("direct", false)
+	if isDirect {
+		tx = tx.Where("type = ?", models.ChannelTypeDirect)
+	} else {
+		tx = tx.Where("type = ?", models.ChannelTypeCommon)
+	}
+
+	var err error
+	var channels []models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channels, err = services.ListAvailableChannel(tx, user, val.ID)
+	} else {
+		channels, err = services.ListAvailableChannel(tx, user)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(channels)
+}
+
+func createChannel(c *fiber.Ctx) error {
+	if err := sec.EnsureGrantedPerm(c, "CreateChannels", true); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+
+	var data struct {
+		Alias       string `json:"alias" validate:"required,lowercase,min=4,max=32"`
+		Name        string `json:"name" validate:"required"`
+		Description string `json:"description"`
+		IsPublic    bool   `json:"is_public"`
+		IsCommunity bool   `json:"is_community"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	} else if err = services.GetChannelAliasAvailability(data.Alias); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	var realm *models.Realm
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		if info, err := services.GetRealmMember(val.ID, user.ID); err != nil {
+			return fiber.NewError(fiber.StatusForbidden, "you must be a part of that realm then can create channel related to it")
+		} else if info.GetPowerLevel() < 50 {
+			return fiber.NewError(fiber.StatusForbidden, "you must be a moderator of that realm then can create channel related to it")
+		} else {
+			realm = &val
+		}
+	}
+
+	channel := models.Channel{
+		Alias:       data.Alias,
+		Name:        data.Name,
+		Description: data.Description,
+		AccountID:   user.ID,
+		Type:        models.ChannelTypeCommon,
+		IsPublic:    data.IsPublic,
+		IsCommunity: data.IsCommunity,
+		Members: []models.ChannelMember{
+			{AccountID: user.ID, PowerLevel: 100},
+		},
+	}
+
+	if realm != nil {
+		channel.RealmID = &realm.ID
+	}
+
+	channel, err := services.NewChannel(channel)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(channel)
+}
+
+func editChannel(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	id, _ := c.ParamsInt("channelId", 0)
+
+	var data struct {
+		Alias       string `json:"alias" validate:"required,min=4,max=32"`
+		Name        string `json:"name" validate:"required"`
+		Description string `json:"description"`
+		IsPublic    bool   `json:"is_public"`
+		IsCommunity bool   `json:"is_community"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	}
+
+	tx := database.C.Where(&models.Channel{BaseModel: hyper.BaseModel{ID: uint(id)}})
+
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		if info, err := services.GetRealmMember(val.ID, user.ID); err != nil {
+			return fiber.NewError(fiber.StatusForbidden, "you must be a part of that realm then can edit channel related to it")
+		} else if info.GetPowerLevel() < 50 {
+			return fiber.NewError(fiber.StatusForbidden, "you must be a moderator of that realm then can edit channel related to it")
+		} else {
+			tx = tx.Where("realm_id = ?", val.ID)
+		}
+	} else {
+		tx = tx.Where("realm_id IS NULL")
+	}
+
+	var channel models.Channel
+	if err := tx.First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	if channel.RealmID != nil {
+		if member, err := services.GetChannelMember(user, channel.ID); err != nil {
+			return fiber.NewError(fiber.StatusForbidden, "you must be a part of this channel to edit it")
+		} else if member.PowerLevel < 100 {
+			return fiber.NewError(fiber.StatusForbidden, "you must be channel admin to edit it")
+		}
+	}
+
+	channel, err := services.EditChannel(channel, data.Alias, data.Name, data.Description, data.IsPublic, data.IsCommunity)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(channel)
+}
+
+func deleteChannel(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	id, _ := c.ParamsInt("channelId", 0)
+
+	tx := database.C.Where(&models.Channel{BaseModel: hyper.BaseModel{ID: uint(id)}})
+
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		if info, err := services.GetRealmMember(val.ID, user.ID); err != nil {
+			return fmt.Errorf("you must be a part of that realm then can delete channel related to it")
+		} else if info.GetPowerLevel() < 50 {
+			return fmt.Errorf("you must be a moderator of that realm then can delete channel related to it")
+		} else {
+			tx = tx.Where("realm_id = ?", val.ID)
+		}
+	} else {
+		tx = tx.Where("(account_id = ? OR type = ?) AND realm_id IS NULL", user.ID, models.ChannelTypeDirect)
+	}
+
+	var channel models.Channel
+	if err := tx.First(&channel).Error; err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	if channel.Type == models.ChannelTypeDirect {
+		if member, err := services.GetChannelMember(user, channel.ID); err != nil {
+			return fiber.NewError(fiber.StatusForbidden, "you must related to this direct message if you want delete it")
+		} else if member.PowerLevel < 100 {
+			return fiber.NewError(fiber.StatusForbidden, "you must be a moderator of this direct message if you want delete it")
+		}
+	}
+
+	if err := services.DeleteChannel(channel); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.SendStatus(fiber.StatusOK)
+}

pkg/internal/http/api/direct_channels_api.go

@@ -0,0 +1,82 @@
+package api
+
+import (
+	"fmt"
+	"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
+	authm "git.solsynth.dev/hypernet/passport/pkg/authkit/models"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/http/exts"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/database"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/models"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/services"
+	"github.com/gofiber/fiber/v2"
+)
+
+func createDirectChannel(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+
+	var data struct {
+		Alias       string `json:"alias" validate:"required,lowercase,min=4,max=32"`
+		Name        string `json:"name" validate:"required"`
+		Description string `json:"description"`
+		RelatedUser uint   `json:"related_user"`
+		IsEncrypted bool   `json:"is_encrypted"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	} else if err = services.GetChannelAliasAvailability(data.Alias); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	var realm *models.Realm
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		if info, err := services.GetRealmMember(val.ID, user.ID); err != nil {
+			return fiber.NewError(fiber.StatusForbidden, "you must be a part of that realm then can create channel related to it")
+		} else if info.GetPowerLevel() < 50 {
+			return fiber.NewError(fiber.StatusForbidden, "you must be a moderator of that realm then can create channel related to it")
+		} else {
+			realm = &val
+		}
+	}
+
+	var relatedUser authm.Account
+	if err := database.C.
+		Where("external_id = ?", data.RelatedUser).
+		First(&relatedUser).Error; err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to find related user: %v", err))
+	}
+
+	if ch, err := services.GetDirectChannelByUser(user, relatedUser); err == nil {
+		return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("you already have a direct with that user #%d", ch.ID))
+	}
+
+	channel := models.Channel{
+		Alias:       data.Alias,
+		Name:        data.Name,
+		Description: data.Description,
+		IsPublic:    false,
+		IsCommunity: false,
+		AccountID:   user.ID,
+		Type:        models.ChannelTypeDirect,
+		Members: []models.ChannelMember{
+			{AccountID: user.ID, PowerLevel: 100},
+			{AccountID: relatedUser.ID, PowerLevel: 100},
+		},
+	}
+
+	if realm != nil {
+		channel.RealmID = &realm.ID
+	}
+
+	channel, err := services.NewChannel(channel)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(channel)
+}

pkg/internal/http/api/events_api.go

@@ -0,0 +1,127 @@
+package api
+
+import (
+	"fmt"
+	"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
+	authm "git.solsynth.dev/hypernet/passport/pkg/authkit/models"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/http/exts"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/models"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/services"
+	"github.com/gofiber/fiber/v2"
+)
+
+func getEvent(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+	id, _ := c.ParamsInt("eventId")
+
+	var err error
+	var channel models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, err = services.GetChannelWithAlias(alias, val.ID)
+	} else {
+		channel, err = services.GetChannelWithAlias(alias)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if _, _, err := services.GetAvailableChannel(channel.ID, user); err != nil {
+		return fiber.NewError(fiber.StatusForbidden, fmt.Sprintf("you need join the channel before you read the messages: %v", err))
+	}
+
+	event, err := services.GetEvent(channel, uint(id))
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	return c.JSON(event)
+}
+
+func listEvent(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	take := c.QueryInt("take", 0)
+	offset := c.QueryInt("offset", 0)
+	alias := c.Params("channel")
+
+	var err error
+	var channel models.Channel
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, err = services.GetChannelWithAlias(alias, val.ID)
+	} else {
+		channel, err = services.GetChannelWithAlias(alias)
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if _, _, err := services.GetAvailableChannel(channel.ID, user); err != nil {
+		return fiber.NewError(fiber.StatusForbidden, fmt.Sprintf("you need join the channel before you read the messages: %v", err))
+	}
+
+	count := services.CountEvent(channel)
+	events, err := services.ListEvent(channel, take, offset)
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	return c.JSON(fiber.Map{
+		"count": count,
+		"data":  events,
+	})
+}
+
+func newRawEvent(c *fiber.Ctx) error {
+	if err := sec.EnsureGrantedPerm(c, "CreateMessagingRawEvent", true); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var data struct {
+		Uuid string         `json:"uuid" validate:"required"`
+		Type string         `json:"type" validate:"required"`
+		Body map[string]any `json:"body"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	} else if len(data.Uuid) < 36 {
+		return fiber.NewError(fiber.StatusBadRequest, "message uuid was not valid")
+	}
+
+	var err error
+	var channel models.Channel
+	var member models.ChannelMember
+
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, member, err = services.GetChannelIdentity(alias, user.ID, val)
+	} else {
+		channel, member, err = services.GetChannelIdentity(alias, user.ID)
+	}
+
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if member.PowerLevel < 0 {
+		return fiber.NewError(fiber.StatusForbidden, "you have not enough permission to send message")
+	}
+
+	event := models.Event{
+		Uuid:      data.Uuid,
+		Body:      data.Body,
+		Type:      data.Type,
+		Sender:    member,
+		Channel:   channel,
+		ChannelID: channel.ID,
+		SenderID:  member.ID,
+	}
+
+	if event, err = services.NewEvent(event); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(event)
+}

pkg/internal/http/api/events_message_api.go

@@ -0,0 +1,158 @@
+package api
+
+import (
+	"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
+	authm "git.solsynth.dev/hypernet/passport/pkg/authkit/models"
+	"strings"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/http/exts"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/models"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/services"
+	"github.com/gofiber/fiber/v2"
+	jsoniter "github.com/json-iterator/go"
+)
+
+func newMessageEvent(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+
+	var data struct {
+		Uuid string                  `json:"uuid" validate:"required"`
+		Type string                  `json:"type" validate:"required"`
+		Body models.EventMessageBody `json:"body"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	} else if len(data.Uuid) < 36 {
+		return fiber.NewError(fiber.StatusBadRequest, "message uuid was not valid")
+	}
+
+	data.Body.Text = strings.TrimSpace(data.Body.Text)
+	if len(data.Body.Text) == 0 && len(data.Body.Attachments) == 0 {
+		return fiber.NewError(fiber.StatusBadRequest, "empty message was not allowed")
+	}
+
+	var err error
+	var channel models.Channel
+	var member models.ChannelMember
+
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, member, err = services.GetChannelIdentity(alias, user.ID, val)
+	} else {
+		channel, member, err = services.GetChannelIdentity(alias, user.ID)
+	}
+
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	} else if member.PowerLevel < 0 {
+		return fiber.NewError(fiber.StatusForbidden, "unable to send message, access denied")
+	}
+
+	var parsed map[string]any
+	raw, _ := jsoniter.Marshal(data.Body)
+	_ = jsoniter.Unmarshal(raw, &parsed)
+
+	event := models.Event{
+		Uuid:      data.Uuid,
+		Body:      parsed,
+		Type:      data.Type,
+		Sender:    member,
+		Channel:   channel,
+		ChannelID: channel.ID,
+		SenderID:  member.ID,
+	}
+
+	if event, err = services.NewEvent(event); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(event)
+}
+
+func editMessageEvent(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+	messageId, _ := c.ParamsInt("messageId", 0)
+
+	var data struct {
+		Uuid string                  `json:"uuid" validate:"required"`
+		Type string                  `json:"type" validate:"required"`
+		Body models.EventMessageBody `json:"body"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	}
+
+	if len(data.Body.Text) == 0 && len(data.Body.Attachments) == 0 {
+		return fiber.NewError(fiber.StatusBadRequest, "you cannot send an empty message")
+	}
+
+	var err error
+	var channel models.Channel
+	var member models.ChannelMember
+
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, member, err = services.GetChannelIdentity(alias, user.ID, val)
+	} else {
+		channel, member, err = services.GetChannelIdentity(alias, user.ID)
+	}
+
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	var event models.Event
+	if event, err = services.GetEventWithSender(channel, member, uint(messageId)); err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	event, err = services.EditMessage(event, data.Body)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(event)
+}
+
+func deleteMessageEvent(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+	alias := c.Params("channel")
+	messageId, _ := c.ParamsInt("messageId", 0)
+
+	var err error
+	var channel models.Channel
+	var member models.ChannelMember
+
+	if val, ok := c.Locals("realm").(models.Realm); ok {
+		channel, member, err = services.GetChannelIdentity(alias, user.ID, val)
+	} else {
+		channel, member, err = services.GetChannelIdentity(alias, user.ID)
+	}
+
+	if err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	var event models.Event
+	if event, err = services.GetEventWithSender(channel, member, uint(messageId)); err != nil {
+		return fiber.NewError(fiber.StatusNotFound, err.Error())
+	}
+
+	event, err = services.DeleteMessage(event)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(event)
+}

pkg/internal/http/api/index.go

@@ -0,0 +1,49 @@
+package api
+
+import (
+	"github.com/gofiber/fiber/v2"
+)
+
+func MapAPIs(app *fiber.App, baseURL string) {
+	api := app.Group(baseURL).Name("API")
+	{
+		channels := api.Group("/channels/:realm").Use(realmMiddleware).Name("Channels API")
+		{
+			channels.Get("/", listChannel)
+			channels.Get("/me", listOwnedChannel)
+			channels.Get("/me/available", listAvailableChannel)
+			channels.Get("/:channel", getChannel)
+			channels.Get("/:channel/me", getChannelIdentity)
+
+			channels.Post("/", createChannel)
+			channels.Post("/dm", createDirectChannel)
+			channels.Put("/:channelId", editChannel)
+			channels.Delete("/:channelId", deleteChannel)
+
+			channels.Get("/:channel/members", listChannelMembers)
+			channels.Get("/:channel/members/me", getMyChannelMembership)
+			channels.Put("/:channel/members/me", editMyChannelMembership)
+			channels.Post("/:channel/members", addChannelMember)
+			channels.Post("/:channel/members/me", joinChannel)
+			channels.Delete("/:channel/members", removeChannelMember)
+			channels.Delete("/:channel/members/me", leaveChannel)
+
+			channels.Get("/:channel/events", listEvent)
+			channels.Get("/:channel/events/:eventId", getEvent)
+			channels.Post("/:channel/events", newRawEvent)
+
+			channels.Post("/:channel/messages", newMessageEvent)
+			channels.Put("/:channel/messages/:messageId", editMessageEvent)
+			channels.Delete("/:channel/messages/:messageId", deleteMessageEvent)
+
+			channels.Get("/:channel/calls", listCall)
+			channels.Get("/:channel/calls/ongoing", getOngoingCall)
+			channels.Post("/:channel/calls", startCall)
+			channels.Delete("/:channel/calls/ongoing", endCall)
+			channels.Delete("/:channel/calls/ongoing/participant", kickParticipantInCall)
+			channels.Post("/:channel/calls/ongoing/token", exchangeCallToken)
+		}
+
+		api.Get("/whats-new", getWhatsNew)
+	}
+}

pkg/internal/http/api/realms_api.go

@@ -0,0 +1,22 @@
+package api
+
+import (
+	"fmt"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/services"
+	"github.com/gofiber/fiber/v2"
+)
+
+func realmMiddleware(c *fiber.Ctx) error {
+	realmAlias := c.Params("realm")
+	if len(realmAlias) > 0 && realmAlias != "global" {
+		realm, err := services.GetRealmWithAlias(realmAlias)
+		if err != nil {
+			return fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("requested channel with realm, but realm was not found: %v", err))
+		} else {
+			c.Locals("realm", realm)
+		}
+	}
+
+	return c.Next()
+}

pkg/internal/http/api/whats_new_api.go

@@ -0,0 +1,70 @@
+package api
+
+import (
+	"fmt"
+	"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
+	authm "git.solsynth.dev/hypernet/passport/pkg/authkit/models"
+
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/database"
+	"git.solsynth.dev/hydrogen/messaging/pkg/internal/models"
+	"github.com/gofiber/fiber/v2"
+)
+
+func getWhatsNew(c *fiber.Ctx) error {
+	if err := sec.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(authm.Account)
+
+	pivot := c.QueryInt("pivot", 0)
+	if pivot < 0 {
+		return fiber.NewError(fiber.StatusBadRequest, "pivot must be greater than zero")
+	}
+
+	take := c.QueryInt("take", 10)
+	if take > 100 {
+		take = 100
+	}
+
+	tx := database.C
+
+	var lookupRange []uint
+	var ignoreRange []uint
+	var channelMembers []models.ChannelMember
+	if err := database.C.Where("account_id = ?", user.ID).Select("id", "channel_id").Find(&channelMembers).Error; err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("unable to get channel identity of you: %v", err))
+	} else {
+		for _, member := range channelMembers {
+			lookupRange = append(lookupRange, member.ChannelID)
+			ignoreRange = append(ignoreRange, member.ID)
+		}
+	}
+
+	tx = tx.Where("channel_id IN ?", lookupRange)
+	tx = tx.Where("sender_id NOT IN ?", ignoreRange)
+	tx = tx.Where("id > ?", pivot)
+
+	countTx := tx
+	var count int64
+	if err := countTx.Model(&models.Event{}).Count(&count).Error; err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, err.Error())
+	}
+
+	var items []models.Event
+	if err := tx.
+		Limit(take).
+		Order("created_at DESC").
+		Preload("Sender").
+		Preload("Sender.Account").
+		Preload("Channel").
+		Preload("Channel.Realm").
+		Find(&items).Error; err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(fiber.Map{
+		"count": count,
+		"data":  items,
+	})
+
+}