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Add cookie banner and cookie handling
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98 changes: 90 additions & 8 deletions
98
src/nationalarchives/components/cookie-banner/cookie-banner.mjs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,22 +1,104 @@ | ||
| import Cookies from "../../lib/cookies.mjs"; | ||
|
|
||
| export class CookieBanner { | ||
| constructor($module) { | ||
| this.$module = $module; | ||
| this.$accept = $module && $module.querySelector('[value="accept"]'); | ||
| this.$reject = $module && $module.querySelector('[value="reject"]'); | ||
| this.$acceptButton = $module && $module.querySelector('[value="accept"]'); | ||
| this.$rejectButton = $module && $module.querySelector('[value="reject"]'); | ||
| this.$prompt = | ||
| $module && $module.querySelector(".tna-cookie-banner__message--prompt"); | ||
| this.$acceptedMessage = | ||
| $module && $module.querySelector(".tna-cookie-banner__message--accepted"); | ||
| this.$rejectedMessage = | ||
| $module && $module.querySelector(".tna-cookie-banner__message--rejected"); | ||
| this.$closeButtons = $module && $module.querySelectorAll('[value="close"]'); | ||
| } | ||
|
|
||
| init() { | ||
| if (!this.$module || !this.$accept || !this.$reject) { | ||
| if ( | ||
| !this.$module || | ||
| !this.$acceptButton || | ||
| !this.$rejectButton || | ||
| !this.$prompt || | ||
| !this.$acceptedMessage || | ||
| !this.$rejectedMessage || | ||
| !this.$closeButtons | ||
| ) { | ||
| return; | ||
| } | ||
|
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||
| const policies = this.$module.getAttribute("data-policies"); | ||
| if (!policies) { | ||
| return; | ||
| } | ||
| this.cookies = new Cookies( | ||
| policies.split(",").map((policy) => policy.trim()), | ||
| ); | ||
|
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||
| this.loadScriptsOnAccept = this.$module.getAttribute("data-acceptscripts"); | ||
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| this.hideCookieBannerKey = this.$module.getAttribute("data-hidekey"); | ||
| const cookiePreferencesSet = this.cookies.exists(this.hideCookieBannerKey); | ||
|
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| if (!cookiePreferencesSet) { | ||
| this.$module.removeAttribute("hidden"); | ||
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| this.$acceptButton.addEventListener("click", () => this.accept()); | ||
| this.$rejectButton.addEventListener("click", () => this.reject()); | ||
|
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| this.$closeButtons.forEach(($closeButton) => { | ||
| $closeButton.addEventListener("click", () => this.close()); | ||
| }); | ||
| } | ||
|
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| // ==================== DEV ==================== | ||
| // document.getElementById("reset").addEventListener("click", () => { | ||
| // this.cookies.delete(this.hideCookieBannerKey); | ||
| // this.cookies.delete("cookies_policy"); | ||
| // window.scrollY = 0; | ||
| // window.location = window.location; | ||
| // }); | ||
| // document | ||
| // .getElementById("accept-analytics-policy") | ||
| // .addEventListener("click", () => this.cookies.acceptPolicy("analytics")); | ||
| // document | ||
| // .getElementById("reject-analytics-policy") | ||
| // .addEventListener("click", () => this.cookies.rejectPolicy("analytics")); | ||
| // document | ||
| // .getElementById("accept-settings-policy") | ||
| // .addEventListener("click", () => this.cookies.acceptPolicy("settings")); | ||
| // document | ||
| // .getElementById("reject-settings-policy") | ||
| // .addEventListener("click", () => this.cookies.rejectPolicy("settings")); | ||
| // ==================== END ==================== | ||
| } | ||
|
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||
| this.$module.removeAttribute("hidden"); | ||
| accept() { | ||
| this.$prompt.setAttribute("hidden", true); | ||
| this.complete(); | ||
| this.$acceptedMessage.removeAttribute("hidden"); | ||
| this.cookies.acceptAllPolicies(); | ||
| if (this.loadScriptsOnAccept) { | ||
| this.loadScriptsOnAccept.split(",").forEach((script) => { | ||
| const $script = document.createElement("script"); | ||
| $script.src = script; | ||
| document.head.appendChild($script); | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| this.$accept.addEventListener("click", () => this.accept()); | ||
| this.$reject.addEventListener("click", () => this.reject()); | ||
| reject() { | ||
| this.$prompt.setAttribute("hidden", true); | ||
| this.complete(); | ||
| this.$rejectedMessage.removeAttribute("hidden"); | ||
| this.cookies.rejectAllPolicies(); | ||
| } | ||
|
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||
| accept() {} | ||
| complete() { | ||
| this.cookies.set(this.hideCookieBannerKey, true); | ||
| } | ||
|
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||
| reject() {} | ||
| close() { | ||
| this.$module.setAttribute("hidden", true); | ||
| } | ||
| } |
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