hmn/src/website/api.go

56 lines
1.3 KiB
Go
Raw Normal View History

2021-11-25 03:59:51 +00:00
package website
import (
"errors"
"fmt"
"net/http"
"git.handmade.network/hmn/hmn/src/db"
"git.handmade.network/hmn/hmn/src/models"
"git.handmade.network/hmn/hmn/src/oops"
)
func APICheckUsername(c *RequestContext) ResponseData {
c.Req.ParseForm()
usernameArgs, hasUsername := c.Req.Form["username"]
found := false
canonicalUsername := ""
if hasUsername {
requestedUsername := usernameArgs[0]
found = true
c.Perf.StartBlock("SQL", "Fetch user")
user, err := db.QueryOne[models.User](c.Context(), c.Conn,
2021-11-25 03:59:51 +00:00
`
SELECT $columns
2021-11-25 03:59:51 +00:00
FROM
2022-05-07 13:11:05 +00:00
hmn_user
2021-11-25 03:59:51 +00:00
WHERE
2022-05-07 13:11:05 +00:00
LOWER(hmn_user.username) = LOWER($1)
2021-11-25 03:59:51 +00:00
AND status = ANY ($2)
`,
requestedUsername,
[]models.UserStatus{models.UserStatusConfirmed, models.UserStatusApproved},
)
c.Perf.EndBlock()
if err != nil {
if errors.Is(err, db.NotFound) {
found = false
} else {
return c.ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch user: %s", requestedUsername))
}
} else {
canonicalUsername = user.Username
2021-11-25 03:59:51 +00:00
}
}
var res ResponseData
res.Header().Set("Content-Type", "application/json")
2021-12-04 14:55:45 +00:00
AddCORSHeaders(c, &res)
2021-11-25 03:59:51 +00:00
if found {
res.Write([]byte(fmt.Sprintf(`{ "found": true, "canonical": "%s" }`, canonicalUsername)))
} else {
res.Write([]byte(`{ "found": false }`))
}
return res
}