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conversion.go
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conversion.go
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package sandwich
import (
"encoding/json"
"fmt"
"github.com/WelcomerTeam/Discord/discord"
"google.golang.org/protobuf/encoding/protojson"
)
// discord.* -> gRPC Converters.
// Converts discord.User to gRPC counterpart.
func UserToGRPC(user *discord.User) (sandwichUser *User, err error) {
userJSON, err := json.Marshal(user)
if err != nil {
return nil, fmt.Errorf("failed to marshal from discord.User: %w", err)
}
sandwichUser = &User{}
err = protojson.Unmarshal(userJSON, sandwichUser)
if err != nil {
return sandwichUser, fmt.Errorf("failed to unmarshal to pb.User: %w", err)
}
return
}
// Converts discord.Guild to gRPC counterpart.
func GuildToGRPC(guild *discord.Guild) (sandwichGuild *Guild, err error) {
guildJSON, err := json.Marshal(guild)
if err != nil {
return nil, fmt.Errorf("failed to marshal from discord.Guild: %w", err)
}
sandwichGuild = &Guild{}
err = protojson.Unmarshal(guildJSON, sandwichGuild)
if err != nil {
return sandwichGuild, fmt.Errorf("failed to unmarshal to pb.Guild: %w", err)
}
return
}
// Converts discord.Channel to gRPC counterpart.
func ChannelToGRPC(channel *discord.Channel) (sandwichChannel *Channel, err error) {
channelJSON, err := json.Marshal(channel)
if err != nil {
return nil, fmt.Errorf("failed to marshal from discord.Channel: %w", err)
}
sandwichChannel = &Channel{}
err = protojson.Unmarshal(channelJSON, sandwichChannel)
if err != nil {
return sandwichChannel, fmt.Errorf("failed to unmarshal to pb.Channel: %w", err)
}
return
}
// Converts discord.Emoji to gRPC counterpart.
func EmojiToGRPC(emoji *discord.Emoji) (sandwichEmoji *Emoji, err error) {
emojiJSON, err := json.Marshal(emoji)
if err != nil {
return nil, fmt.Errorf("failed to marshal from discord.Emoji: %w", err)
}
sandwichEmoji = &Emoji{}
err = protojson.Unmarshal(emojiJSON, sandwichEmoji)
if err != nil {
return sandwichEmoji, fmt.Errorf("failed to unmarshal to pb.Emoji: %w", err)
}
return
}
// Converts discord.GuildMember to gRPC counterpart.
func GuildMemberToGRPC(guildMember *discord.GuildMember) (sandwichGuildMember *GuildMember, err error) {
guildMemberJSON, err := json.Marshal(guildMember)
if err != nil {
return nil, fmt.Errorf("failed to marshal from discord.GuildMember: %w", err)
}
sandwichGuildMember = &GuildMember{}
err = protojson.Unmarshal(guildMemberJSON, sandwichGuildMember)
if err != nil {
return sandwichGuildMember, fmt.Errorf("failed to unmarshal to pb.GuildMember: %w", err)
}
return
}
// Converts discord.Role to gRPC counterpart.
func RoleToGRPC(role *discord.Role) (sandwichRole *Role, err error) {
guildRoleJSON, err := json.Marshal(role)
if err != nil {
return nil, fmt.Errorf("failed to marshal from discord.Role: %w", err)
}
sandwichRole = &Role{}
err = protojson.Unmarshal(guildRoleJSON, sandwichRole)
if err != nil {
return sandwichRole, fmt.Errorf("failed to unmarshal to pb.Role: %w", err)
}
return
}
// gRPC -> discord.* Converters.
// Converts gRPC to discord.User counterpart.
func GRPCToUser(sandwichUser *User) (user *discord.User, err error) {
userJSON, err := protojson.Marshal(sandwichUser)
if err != nil {
return nil, fmt.Errorf("failed to marshal from pb.User: %w", err)
}
user = &discord.User{}
err = json.Unmarshal(userJSON, user)
if err != nil {
return user, fmt.Errorf("failed to unmarshal to discord.User: %w", err)
}
return
}
// Converts gRPC to discord.Guild counterpart.
func GRPCToGuild(sandwichGuild *Guild) (guild *discord.Guild, err error) {
guildJSON, err := protojson.Marshal(sandwichGuild)
if err != nil {
return nil, fmt.Errorf("failed to marshal from pb.Guild: %w", err)
}
guild = &discord.Guild{}
err = json.Unmarshal(guildJSON, guild)
if err != nil {
return guild, fmt.Errorf("failed to unmarshal to discord.Guild: %w", err)
}
return
}
// Converts gRPC to discord.Channel counterpart.
func GRPCToChannel(sandwichChannel *Channel) (channel *discord.Channel, err error) {
channelJSON, err := protojson.Marshal(sandwichChannel)
if err != nil {
return nil, fmt.Errorf("failed to marshal from pb.Channel: %w", err)
}
channel = &discord.Channel{}
err = json.Unmarshal(channelJSON, channel)
if err != nil {
return channel, fmt.Errorf("failed to unmarshal to discord.Channel: %w", err)
}
return
}
// Converts gRPC to discord.Emoji counterpart.
func GRPCToEmoji(sandwichEmoji *Emoji) (emoji *discord.Emoji, err error) {
emojiJSON, err := protojson.Marshal(sandwichEmoji)
if err != nil {
return nil, fmt.Errorf("failed to marshal from pb.Emoji: %w", err)
}
emoji = &discord.Emoji{}
err = json.Unmarshal(emojiJSON, emoji)
if err != nil {
return emoji, fmt.Errorf("failed to unmarshal to discord.Emoji: %w", err)
}
return
}
// Converts gRPC to discord.GuildMember counterpart.
func GRPCToGuildMember(sandwichGuildMember *GuildMember) (guildMember *discord.GuildMember, err error) {
guildMemberJSON, err := protojson.Marshal(sandwichGuildMember)
if err != nil {
return nil, fmt.Errorf("failed to marshal from pb.GuildMember: %w", err)
}
guildMember = &discord.GuildMember{}
err = json.Unmarshal(guildMemberJSON, guildMember)
if err != nil {
return guildMember, fmt.Errorf("failed to unmarshal to discord.GuildMember: %w", err)
}
return
}
// Converts gRPC to discord.Role counterpart.
func GRPCToRole(sandwichRole *Role) (role *discord.Role, err error) {
guildRoleJSON, err := protojson.Marshal(sandwichRole)
if err != nil {
return nil, fmt.Errorf("failed to marshal from pb.Role: %w", err)
}
role = &discord.Role{}
err = json.Unmarshal(guildRoleJSON, role)
if err != nil {
return role, fmt.Errorf("failed to unmarshal to discord.Role: %w", err)
}
return
}