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Add .editorconfig for consistent coding style #8

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469a672
Add minimal subdomain support
Dec 20, 2025
78d653d
Add bulk registration support
Dec 20, 2025
c85c437
Add .editorconfig for consistent coding style
AdekunleBamz Jan 23, 2026
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12 changes: 12 additions & 0 deletions .editorconfig
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
root = true

[*]
indent_style = space
indent_size = 2
end_of_line = lf
charset = utf-8
trim_trailing_whitespace = true
insert_final_newline = true

[*.md]
trim_trailing_whitespace = false
182 changes: 126 additions & 56 deletions contracts/biud-username.clar
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Original file line number Diff line number Diff line change
Expand Up @@ -233,6 +233,39 @@
)
)

;; Validate subdomain label: supports sub.parent format
(define-private (validate-subdomain-label (label (string-utf8 32)))
(let
(
(dot-index (index-of label "."))
)
(if (is-some dot-index)
;; It's a subdomain
(let
(
(parent-end (unwrap-panic dot-index))
(sub-len (len label))
(parent (unwrap! (slice? label u0 parent-end) ERR_INVALID_LABEL))
(subdomain-start (+ parent-end u1))
(subdomain (unwrap! (slice? label subdomain-start sub-len) ERR_INVALID_LABEL))
)
;; Check parent and subdomain not empty
(asserts! (> (len parent) u0) ERR_INVALID_LABEL)
(asserts! (> (len subdomain) u0) ERR_INVALID_LABEL)
;; Validate parent and subdomain as valid labels
(try! (validate-label parent))
(try! (validate-label subdomain))
(ok { is-subdomain: true, parent: parent, subdomain: subdomain })
)
;; Not a subdomain
(begin
(try! (validate-label label))
(ok { is-subdomain: false, parent: "", subdomain: "" })
)
)
)
)

;; Generate the next name ID
(define-private (get-next-name-id)
(let
Expand Down Expand Up @@ -361,73 +394,110 @@
(let
(
;; Validate the label format
(validation-result (try! (validate-label label)))
;; Generate the full name with TLD
(full-name (unwrap! (as-max-len? (concat label u".sBTC") u64) ERR_INVALID_LABEL))
;; Check if name is premium
(is-premium (check-is-premium label))
;; Calculate the registration fee
(reg-fee (calculate-registration-fee is-premium))
;; Get existing registration if any
(existing (map-get? name-registry { label: label }))
;; Generate new name ID
(new-name-id (get-next-name-id))
;; Calculate expiry height
(expiry (+ block-height REGISTRATION_PERIOD))
(validation-result (try! (validate-subdomain-label label)))
;; Check parent ownership if subdomain
(is-subdomain (get is-subdomain validation-result))
)
;; Check if name is available
(match existing
name-record
;; Name exists - check if expired
(begin
(asserts! (is-name-expired (get expiry-height name-record)) ERR_NAME_TAKEN)
;; Remove from previous owner's list
(try! (remove-name-from-owner (get owner name-record) (get name-id name-record)))
;; If subdomain, verify parent ownership
(if is-subdomain
(let
(
(parent (get parent validation-result))
(parent-record (unwrap! (map-get? name-registry { label: parent }) ERR_NAME_NOT_FOUND))
)
(asserts! (is-eq (get owner parent-record) tx-sender) ERR_NOT_OWNER)
(asserts! (<= block-height (get expiry-height parent-record)) ERR_NAME_EXPIRED)
true
)
;; Name doesn't exist - proceed
true
)

;; Collect registration fee
(asserts! (> reg-fee u0) ERR_ZERO_FEE)
(try! (distribute-fees reg-fee))

;; Create the name record
(map-set name-registry
{ label: label }
{
;; Generate the full name with TLD
(let
(
(full-name (if is-subdomain
(let
(
(parent (get parent validation-result))
(subdomain (get subdomain validation-result))
)
(unwrap! (as-max-len? (concat (concat subdomain ".") (concat parent ".sBTC")) u64) ERR_INVALID_LABEL)
)
(unwrap! (as-max-len? (concat label ".sBTC") u64) ERR_INVALID_LABEL)
))
;; Check if name is premium
(is-premium (check-is-premium label))
;; Calculate the registration fee
(reg-fee (calculate-registration-fee is-premium))
;; Get existing registration if any
(existing (map-get? name-registry { label: label }))
;; Generate new name ID
(new-name-id (get-next-name-id))
;; Calculate expiry height
(expiry (+ block-height REGISTRATION_PERIOD))
)
;; Check if name is available
(match existing
name-record
;; Name exists - check if expired
(begin
(asserts! (is-name-expired (get expiry-height name-record)) ERR_NAME_TAKEN)
;; Remove from previous owner's list
(try! (remove-name-from-owner (get owner name-record) (get name-id name-record)))
)
;; Name doesn't exist - proceed
true
)

;; Collect registration fee
(asserts! (> reg-fee u0) ERR_ZERO_FEE)
(try! (distribute-fees reg-fee))

;; Create the name record
(map-set name-registry
{ label: label }
{
name-id: new-name-id,
full-name: full-name,
owner: tx-sender,
resolver: none,
expiry-height: expiry,
is-premium: is-premium,
created-at: block-height,
last-renewed: block-height
}
)

;; Set reverse lookup
(map-set name-id-to-label
{ name-id: new-name-id }
{ label: label }
)

;; Add to owner's name list
(try! (add-name-to-owner tx-sender new-name-id))

;; Emit registration event
(emit-name-registered label full-name tx-sender new-name-id expiry reg-fee is-premium)

(ok {
name-id: new-name-id,
full-name: full-name,
owner: tx-sender,
resolver: none,
expiry-height: expiry,
is-premium: is-premium,
created-at: block-height,
last-renewed: block-height
}
)

;; Set reverse lookup
(map-set name-id-to-label
{ name-id: new-name-id }
{ label: label }
fee-paid: reg-fee
})
)

;; Add to owner's name list
(try! (add-name-to-owner tx-sender new-name-id))

;; Emit registration event
(emit-name-registered label full-name tx-sender new-name-id expiry reg-fee is-premium)

(ok {
name-id: new-name-id,
full-name: full-name,
expiry-height: expiry,
fee-paid: reg-fee
})
)
)

;; Register multiple names in one transaction (up to 10)
(define-private (register-name-wrapper (label (string-utf8 32)))
(register-name label)
)

(define-public (register-multiple-names (labels (list 10 (string-utf8 32))))
(ok (map register-name-wrapper labels))
)

;; ════════════════════════════════════════════════════════════════════════════
;; PUBLIC FUNCTIONS - RENEWAL
;; ════════════════════════════════════════════════════════════════════════════
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