v4/interactions/interactions.go

107 lines
2.7 KiB
Go

package interactions
import (
"crypto/ed25519"
"fmt"
"log"
"net/http"
"github.com/gofiber/fiber/v3"
"git.sapphic.engineer/roleypoly/v4/discord"
"git.sapphic.engineer/roleypoly/v4/types"
"git.sapphic.engineer/roleypoly/v4/utils"
)
type Interactions struct {
PublicKey ed25519.PublicKey
PublicBaseURL string
Guilds *discord.GuildService
Router *InteractionRouter
// if interactions are able to be used
OK bool
commandsMap []InteractionCommand
commandsMentions map[string]string
}
func NewInteractions(publicKey string, publicBaseURL string, guildsService *discord.GuildService) *Interactions {
return &Interactions{
PublicKey: ed25519.PublicKey(publicKey),
PublicBaseURL: publicBaseURL,
Guilds: guildsService,
Router: NewInteractionRouter(),
OK: len(publicKey) != 0,
}
}
func (i *Interactions) Routes(r fiber.Router) {
r.Post("/", i.PostHandler)
i.Router.Add("hello-world", i.CmdHelloWorld)
i.Router.Add("roleypoly", i.CmdRoleypoly)
}
func (i *Interactions) PostHandler(c fiber.Ctx) error {
if !i.OK {
return types.NewAPIError(http.StatusUnauthorized, "interactions not enabled").Send(c)
}
signature := c.Get("X-Signature-Ed25519")
timestamp := c.Get("X-Signature-Timestamp")
err := i.Verify(signature, timestamp, c.BodyRaw())
if err != nil {
log.Println("interactions: verification failed, ", err)
return types.NewAPIError(http.StatusUnauthorized, "verification failed").Send(c)
}
ix := Interaction{}
err = c.Bind().JSON(&ix)
if err != nil {
log.Println("interactions: json body parse failed, ", err)
return types.NewAPIError(http.StatusBadRequest, "bad request").Send(c)
}
if ix.Type == TypePing {
return c.JSON(InteractionResponse{
Type: ResponsePong,
})
}
if ix.Type == TypeApplicationCommand {
return i.Router.Handle(c, ix)
}
return types.NewAPIError(http.StatusNotImplemented, "not implemented").Send(c)
}
func (i *Interactions) CommandsMap() map[string]string {
if i.commandsMentions != nil {
return i.commandsMentions
}
dc := i.Guilds.Client()
req := discord.NewRequest("GET", utils.J("applications", i.Guilds.Client().GetClientID(), "commands"))
dc.BotAuth(req)
resp, err := dc.Do(req)
if err != nil {
log.Println("interactions: commands map fetch failed")
return nil
}
i.commandsMap = []InteractionCommand{}
err = discord.OutputResponse(resp, &i.commandsMap)
if err != nil {
log.Println("interactions: commands map parse failed")
return nil
}
i.commandsMentions = map[string]string{}
for _, command := range i.commandsMap {
i.commandsMentions[command.Name] = fmt.Sprintf("</%s:%s>", command.ID, command.Name)
}
return i.commandsMentions
}