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package presence
import (
"encoding/json"
"log"
"net/http"
"penguins.lan/api/types"
"penguins.lan/api/ws"
"penguins.lan/database"
"penguins.lan/utils"
)
type Waddler struct {
Username string `json:"username"`
Status string `json:"status"`
LastSeen string `json:"lastSeen"`
}
func waddlers(context *types.RequestContext, hub *ws.Hub) []Waddler {
users, err := database.ListUsers(context.DBConn)
if err != nil {
log.Println("presence: list users failed:", err)
}
onChat := hub.Online()
onNetwork, err := database.NetworkUserIDs(context.DBConn)
if err != nil {
log.Println("presence: network ids failed:", err)
}
list := make([]Waddler, 0, len(users))
for _, u := range users {
status := "offline"
if onNetwork[u.ID] {
status = "network"
}
if onChat[u.ID] {
status = "chat"
}
list = append(list, Waddler{u.Username, status, utils.FormatSince(u.LastSeen)})
}
return list
}
func RosterContinuation(hub *ws.Hub) types.Continuation {
return func(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
(*context.TemplateData)["Users"] = waddlers(context, hub)
return success(context, req, resp)
}
}
}
func StatusContinuation(hub *ws.Hub) types.Continuation {
return func(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
resp.Header().Set("Content-Type", "application/json")
if err := json.NewEncoder(resp).Encode(waddlers(context, hub)); err != nil {
log.Println("presence: encode failed:", err)
}
return success(context, req, resp)
}
}
}
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