From 0cbb580e79ff3c539a45250285358d2e8acfe1e7 Mon Sep 17 00:00:00 2001
From: Laurent Payot <laurent.payot@publiberty.com>
Date: Tue, 8 Feb 2022 18:21:09 +0100
Subject: [PATCH] identicon() simplifications

---
 minidenticons.js         | 5 ++---
 minidenticons.min.js     | 2 +-
 minidenticons.min.js.map | 2 +-
 3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/minidenticons.js b/minidenticons.js
index 43e4de4..d8858da 100644
--- a/minidenticons.js
+++ b/minidenticons.js
@@ -18,13 +18,12 @@ function pseudoFNV1a(str) {
 export function identicon(username, saturation=50, lightness=50) {
     const hash = pseudoFNV1a(username)
     // dividing hash by FNV_PRIME to get last XOR result for better color randomness (will be an integer except for empty string hash)
-    const hue = ((hash / FNV_PRIME) % COLORS_NB) * (360 / COLORS_NB)
-    const rects = username ? [...Array(25).keys()]
+    const hue = hash / FNV_PRIME % COLORS_NB * 360 / COLORS_NB
+    const rects = [...Array(username ? 25 : 0).keys()]
         // 2 + ((3 * 5 - 1) - modulo) to concentrate squares at the center
         .map(i => hash % (16 - i % 15) < SQUARE_DENSITY ?
             `<rect x="${i > 14 ? 7 - ~~(i/5) : ~~(i/5)}" y="${i % 5}" width="1" height="1"/>` : '')
         .join('')
-        : []
     return `<svg viewBox="-1.5 -1.5 8 8" xmlns="http://www.w3.org/2000/svg" fill="hsl(${hue} ${saturation}% ${lightness}%)">${rects}</svg>`
 }
 
diff --git a/minidenticons.min.js b/minidenticons.min.js
index 297cccd..c765f00 100644
--- a/minidenticons.min.js
+++ b/minidenticons.min.js
@@ -1 +1 @@
-export function identicon(t,e=50,i=50){const n=t.split("").reduce(((t,e)=>16777619*((t^e.charCodeAt(0))>>>0)),2166136261);return`<svg viewBox="-1.5 -1.5 8 8" xmlns="http://www.w3.org/2000/svg" fill="hsl(${n/16777619%18*20} ${e}% ${i}%)">${t?[...Array(25).keys()].map((t=>n%(16-t%15)<4?`<rect x="${t>14?7-~~(t/5):~~(t/5)}" y="${t%5}" width="1" height="1"/>`:"")).join(""):[]}</svg>`}export const identiconSvg=globalThis.customElements?.define("identicon-svg",class extends HTMLElement{constructor(){super()}connectedCallback(){this.identiconSvg()}attributeChangedCallback(){this.identiconSvg()}static get observedAttributes(){return["username","saturation","lightness"]}identiconSvg(){this.innerHTML=identicon(this.getAttribute("username"),this.getAttribute("saturation"),this.getAttribute("lightness"))}});
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+export function identicon(t,e=50,i=50){const n=t.split("").reduce(((t,e)=>16777619*((t^e.charCodeAt(0))>>>0)),2166136261);return`<svg viewBox="-1.5 -1.5 8 8" xmlns="http://www.w3.org/2000/svg" fill="hsl(${n/16777619%18*360/18} ${e}% ${i}%)">${[...Array(t?25:0).keys()].map((t=>n%(16-t%15)<4?`<rect x="${t>14?7-~~(t/5):~~(t/5)}" y="${t%5}" width="1" height="1"/>`:"")).join("")}</svg>`}export const identiconSvg=globalThis.customElements?.define("identicon-svg",class extends HTMLElement{constructor(){super()}connectedCallback(){this.identiconSvg()}attributeChangedCallback(){this.identiconSvg()}static get observedAttributes(){return["username","saturation","lightness"]}identiconSvg(){this.innerHTML=identicon(this.getAttribute("username"),this.getAttribute("saturation"),this.getAttribute("lightness"))}});
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diff --git a/minidenticons.min.js.map b/minidenticons.min.js.map
index 5e1aa04..897267a 100644
--- a/minidenticons.min.js.map
+++ b/minidenticons.min.js.map
@@ -1 +1 @@
-{"version":3,"sources":["minidenticons.js"],"names":["identicon","username","saturation","lightness","hash","split","reduce","char","charCodeAt","Array","keys","map","i","join","identiconSvg","globalThis","customElements","define","HTMLElement","constructor","super","connectedCallback","this","attributeChangedCallback","observedAttributes","innerHTML","getAttribute"],"mappings":"OAiBO,SAASA,UAAUC,EAAUC,EAAW,GAAIC,EAAU,IACzD,MAAMC,EAAmBH,EANdI,MAAM,IAEZC,QAAO,CAACF,EAAMG,IARL,WAQgBH,EAAOG,EAAKC,WAAW,MAAQ,IAP5C,YAoBjB,MAAO,6EAPOJ,EAdA,SAHA,GAiBiC,MAO4CF,MAAeC,QAN5FF,EAAW,IAAIQ,MAAM,IAAIC,QAElCC,KAAIC,GAAKR,GAAQ,GAAKQ,EAAI,IAtBZ,EAuBX,YAAYA,EAAI,GAAK,KAAOA,EAAE,MAAQA,EAAE,UAAUA,EAAI,4BAA8B,KACvFC,KAAK,IACJ,kBAIH,MAAMC,aACTC,WAAWC,gBAAgBC,OAAO,gBAC9B,cAAcC,YACVC,cAAgBC,QAChBC,oBAAsBC,KAAKR,eAC3BS,2BAA6BD,KAAKR,eACvBU,gCAAuB,MAAO,CAAC,WAAY,aAAc,aACpEV,eACIQ,KAAKG,UAAYzB,UACbsB,KAAKI,aAAa,YAClBJ,KAAKI,aAAa,cAClBJ,KAAKI,aAAa"}
\ No newline at end of file
+{"version":3,"sources":["minidenticons.js"],"names":["identicon","username","saturation","lightness","hash","split","reduce","char","charCodeAt","Array","keys","map","i","join","identiconSvg","globalThis","customElements","define","HTMLElement","constructor","super","connectedCallback","this","attributeChangedCallback","observedAttributes","innerHTML","getAttribute"],"mappings":"OAiBO,SAASA,UAAUC,EAAUC,EAAW,GAAIC,EAAU,IACzD,MAAMC,EAAmBH,EANdI,MAAM,IAEZC,QAAO,CAACF,EAAMG,IARL,WAQgBH,EAAOG,EAAKC,WAAW,MAAQ,IAP5C,YAmBjB,MAAO,6EANKJ,EAdE,SAHA,GAiB6B,IAjB7B,MAuB6EF,MAAeC,QAL5F,IAAIM,MAAMR,EAAW,GAAK,GAAGS,QAEtCC,KAAIC,GAAKR,GAAQ,GAAKQ,EAAI,IAtBZ,EAuBX,YAAYA,EAAI,GAAK,KAAOA,EAAE,MAAQA,EAAE,UAAUA,EAAI,4BAA8B,KACvFC,KAAK,mBAIP,MAAMC,aACTC,WAAWC,gBAAgBC,OAAO,gBAC9B,cAAcC,YACVC,cAAgBC,QAChBC,oBAAsBC,KAAKR,eAC3BS,2BAA6BD,KAAKR,eACvBU,gCAAuB,MAAO,CAAC,WAAY,aAAc,aACpEV,eACIQ,KAAKG,UAAYzB,UACbsB,KAAKI,aAAa,YAClBJ,KAAKI,aAAa,cAClBJ,KAAKI,aAAa"}
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