From d1b1b90de3894a7823af68d70fa4bd42f23d85ef Mon Sep 17 00:00:00 2001
From: Harvey Tindall <hrfee@protonmail.ch>
Date: Sun, 21 Feb 2021 15:51:42 +0000
Subject: [PATCH] Add email list accessible by edit button in settings

---
 api.go                 | 16 ++++----
 css/base.css           |  9 +++++
 html/admin.html        | 22 +++++++++-
 lang/admin/en-us.json  |  4 ++
 mail/created.txt       |  2 +
 mail/deleted.txt       |  1 +
 mail/email.txt         |  3 ++
 models.go              |  7 +++-
 ts/admin.ts            |  2 +
 ts/modules/settings.ts | 92 ++++++++++++++++++++++++++++++++++--------
 ts/typings/d.ts        |  1 +
 11 files changed, 131 insertions(+), 28 deletions(-)

diff --git a/api.go b/api.go
index dbc42f5..5cdf5b7 100644
--- a/api.go
+++ b/api.go
@@ -1276,13 +1276,13 @@ func (app *appContext) ModifyConfig(gc *gin.Context) {
 // @tags Configuration
 func (app *appContext) GetEmails(gc *gin.Context) {
 	gc.JSON(200, emailListDTO{
-		"UserCreated":       app.storage.lang.Email["en-us"].UserCreated["name"],
-		"InviteExpiry":      app.storage.lang.Email["en-us"].InviteExpiry["name"],
-		"PasswordReset":     app.storage.lang.Email["en-us"].PasswordReset["name"],
-		"UserDeleted":       app.storage.lang.Email["en-us"].UserDeleted["name"],
-		"InviteEmail":       app.storage.lang.Email["en-us"].InviteEmail["name"],
-		"WelcomeEmail":      app.storage.lang.Email["en-us"].WelcomeEmail["name"],
-		"EmailConfirmation": app.storage.lang.Email["en-us"].EmailConfirmation["name"],
+		"UserCreated":       {Name: app.storage.lang.Email["en-us"].UserCreated["name"], Enabled: app.storage.customEmails.UserCreated.Enabled},
+		"InviteExpiry":      {Name: app.storage.lang.Email["en-us"].InviteExpiry["name"], Enabled: app.storage.customEmails.InviteExpiry.Enabled},
+		"PasswordReset":     {Name: app.storage.lang.Email["en-us"].PasswordReset["name"], Enabled: app.storage.customEmails.PasswordReset.Enabled},
+		"UserDeleted":       {Name: app.storage.lang.Email["en-us"].UserDeleted["name"], Enabled: app.storage.customEmails.UserDeleted.Enabled},
+		"InviteEmail":       {Name: app.storage.lang.Email["en-us"].InviteEmail["name"], Enabled: app.storage.customEmails.InviteEmail.Enabled},
+		"WelcomeEmail":      {Name: app.storage.lang.Email["en-us"].WelcomeEmail["name"], Enabled: app.storage.customEmails.WelcomeEmail.Enabled},
+		"EmailConfirmation": {Name: app.storage.lang.Email["en-us"].EmailConfirmation["name"], Enabled: app.storage.customEmails.EmailConfirmation.Enabled},
 	})
 }
 
@@ -1339,7 +1339,7 @@ func (app *appContext) SetEmail(gc *gin.Context) {
 // @Success 200 {object} boolResponse
 // @Failure 400 {object} boolResponse
 // @Failure 500 {object} boolResponse
-// @Router /config/emails/{id}/{enable/disable} [post]
+// @Router /config/emails/{id}/state/{enable/disable} [post]
 // @tags Configuration
 func (app *appContext) SetEmailState(gc *gin.Context) {
 	id := gc.Param("id")
diff --git a/css/base.css b/css/base.css
index f10293b..e11c8af 100644
--- a/css/base.css
+++ b/css/base.css
@@ -153,6 +153,11 @@ div.card:contains(section.banner.footer) {
     margin: 0.5rem;
 }
 
+.flex-col {
+    display: flex;
+    flex-direction: column;
+}
+
 @media screen and (max-width: 400px) {
     .row {
         flex-direction: column;
@@ -273,6 +278,10 @@ sup.\~critical, .text-critical {
     width: 100%;
 }
 
+.flex-auto {
+    flex: auto;
+}
+
 .center {
     justify-content: center;
 }
diff --git a/html/admin.html b/html/admin.html
index 6f397db..677745e 100644
--- a/html/admin.html
+++ b/html/admin.html
@@ -109,15 +109,33 @@
                 </div>
             </form>
         </div>
+        <div id="modal-customize" class="modal">
+            <div class="modal-content card">
+                <span class="heading">{{ .strings.customizeEmails }} <span class="modal-close">&times;</span></span>
+                <p class="content">{{ .strings.customizeEmailsDescription }}</p>
+                <div class="table-responsive">
+                    <table class="table">
+                        <thead>
+                            <tr>
+                                <th>{{ .strings.name }}</th>
+                                <th>{{ .strings.reset }}</th>
+                                <th>{{ .strings.edit }}</th>
+                            </tr>
+                        </thead>
+                        <tbody id="customize-list"></tbody>
+                    </table>
+                </div>
+            </div>
+        </div>
         <div id="modal-editor" class="modal">
             <form class="modal-content wide card" id="form-editor" href="">
                 <span class="heading"><span id="header-editor"></span> <span class="modal-close">&times;</span></span>
                 <div class="row">
-                    <div class="col content mt-half">
+                    <div class="col flex-col content mt-half">
                         <span class="label supra" for="editor-variables">{{ .strings.variables }}</span>
                         <div id="editor-variables"></div>
                         <label class="label supra" for="textarea-editor">{{ .strings.message }}</label>
-                        <textarea id="textarea-editor" class="textarea full-width ~neutral !normal mt-half monospace"></textarea>
+                        <textarea id="textarea-editor" class="textarea full-width flex-auto ~neutral !normal mt-half monospace"></textarea>
                         <p class="support mt-half mb-1">{{ .strings.markdownSupported }}</p>
                         <div class="flex-row">
                             <label class="full-width ml-half">
diff --git a/lang/admin/en-us.json b/lang/admin/en-us.json
index 013d842..4508e97 100644
--- a/lang/admin/en-us.json
+++ b/lang/admin/en-us.json
@@ -35,6 +35,10 @@
         "message": "Message",
         "variables": "Variables",
         "preview": "Preview",
+        "reset": "Reset",
+        "edit": "Edit",
+        "customizeEmails": "Customize Emails",
+        "customizeEmailsDescription": "If you don't want to use jfa-go's email templates, you can create your own using Markdown.",
         "markdownSupported": "Markdown is supported.",
         "modifySettings": "Modify Settings",
         "modifySettingsDescription": "Apply settings from an existing profile, or source them directly from a user.",
diff --git a/mail/created.txt b/mail/created.txt
index 028b235..2b79071 100644
--- a/mail/created.txt
+++ b/mail/created.txt
@@ -1,7 +1,9 @@
 {{ .aUserWasCreated }}
 
 {{ .nameString }}: {{ .name }}
+
 {{ .addressString }}: {{ .address }}
+
 {{ .timeString }}: {{ .time }}
 
 {{ .notificationNotice }}
diff --git a/mail/deleted.txt b/mail/deleted.txt
index 298bfb2..342a95c 100644
--- a/mail/deleted.txt
+++ b/mail/deleted.txt
@@ -1,4 +1,5 @@
 {{ .yourAccountWasDeleted }}
+
 {{ .reasonString }}: {{ .reason }}
 
 {{ .message }}
diff --git a/mail/email.txt b/mail/email.txt
index c998ac4..0e4c090 100644
--- a/mail/email.txt
+++ b/mail/email.txt
@@ -1,8 +1,11 @@
 {{ .helloUser }}
 
 {{ .someoneHasRequestedReset }}
+
 {{ .ifItWasYou }}
+
 {{ .codeExpiry }}
+
 {{ .ifItWasNotYou }}
 
 {{ .pinString }}: {{ .pin }}
diff --git a/models.go b/models.go
index 2d8d06c..39be8c7 100644
--- a/models.go
+++ b/models.go
@@ -175,7 +175,12 @@ type settings struct {
 
 type langDTO map[string]string
 
-type emailListDTO map[string]string
+type emailListDTO map[string]emailListEl
+
+type emailListEl struct {
+	Name    string `json:"name"`
+	Enabled bool   `json:"enabled"`
+}
 
 type emailSetDTO struct {
 	Content string `json:"content"`
diff --git a/ts/admin.ts b/ts/admin.ts
index bc8eee1..abc143a 100644
--- a/ts/admin.ts
+++ b/ts/admin.ts
@@ -55,6 +55,8 @@ window.availableProfiles = window.availableProfiles || [];
     window.modals.announce = new Modal(document.getElementById("modal-announce"));
     
     window.modals.editor = new Modal(document.getElementById("modal-editor"));
+
+    window.modals.customizeEmails = new Modal(document.getElementById("modal-customize"));
 })();
 
 var inviteCreator = new createInvite();
diff --git a/ts/modules/settings.ts b/ts/modules/settings.ts
index b9bf2f8..1ed804e 100644
--- a/ts/modules/settings.ts
+++ b/ts/modules/settings.ts
@@ -479,14 +479,16 @@ export class settingsList {
     private _sections: { [name: string]: sectionPanel }
     private _buttons: { [name: string]: HTMLSpanElement }
     private _needsRestart: boolean = false;
+    private _emailEditor = new EmailEditor();
 
-    addSection = (name: string, s: Section) => {
+    addSection = (name: string, s: Section, subButton?: HTMLElement) => {
         const section = new sectionPanel(s, name);
         this._sections[name] = section;
         this._panel.appendChild(this._sections[name].asElement());
         const button = document.createElement("span") as HTMLSpanElement;
         button.classList.add("button", "~neutral", "!low", "settings-section-button", "mb-half");
         button.textContent = s.meta.name;
+        if (subButton) { button.appendChild(subButton); }
         button.onclick = () => { this._showPanel(name); };
         if (s.meta.depends_true || s.meta.depends_false) {
             let dependant = splitDependant(name, s.meta.depends_true || s.meta.depends_false);
@@ -581,7 +583,22 @@ export class settingsList {
                 if (name in this._sections) {
                     this._sections[name].update(settings.sections[name]);
                 } else {
-                    this.addSection(name, settings.sections[name]);
+                    if (name == "email") {
+                        const editButton = document.createElement("div");
+                        editButton.classList.add("tooltip", "left");
+                        editButton.innerHTML = `
+                        <span class="button ~neutral !normal">
+                            <i class="icon ri-edit-line"></i>
+                        </span>
+                        <span class="content sm">
+                        ${window.lang.get("strings", "customizeEmails")}
+                        </span>
+                        `;
+                        (editButton.querySelector("span.button") as HTMLSpanElement).onclick = this._emailEditor.showList;
+                        this.addSection(name, settings.sections[name], editButton);
+                    } else {
+                        this.addSection(name, settings.sections[name]);
+                    }
                 }
             }
             this._showPanel(settings.order[0]);
@@ -665,15 +682,22 @@ interface templateEmail {
     variables: string[];
 }
 
+interface emailListEl {
+    name: string;
+    enabled: boolean;
+}
+
 class EmailEditor {
     private _currentID: string;
-    private _names: { [id: string]: string };
+    private _names: { [id: string]: emailListEl };
     private _content: string;
     private _form = document.getElementById("form-editor") as HTMLFormElement;
     private _header = document.getElementById("header-editor") as HTMLSpanElement;
     private _variables = document.getElementById("editor-variables") as HTMLDivElement;
     private _textArea = document.getElementById("textarea-editor") as HTMLTextAreaElement;
     private _preview = document.getElementById("editor-preview") as HTMLDivElement;
+    private _timeout: number;
+    private _finishInterval = 1000;
 
     insert = (textarea: HTMLTextAreaElement, text: string) => { // https://kubyshkin.name/posts/insert-text-into-textarea-at-cursor-position <3
         const isSuccess = document.execCommand("insertText", false, text);
@@ -693,9 +717,8 @@ class EmailEditor {
         }
     }
 
-    load = (id: string) => {
+    loadEditor = (id: string) => {
         this._currentID = id;
-        this.loadPreview();
         _get("/config/emails/" + id, null, (req: XMLHttpRequest) => {
             if (req.readyState == 4) {
                 if (req.status != 200) {
@@ -703,10 +726,11 @@ class EmailEditor {
                     return;
                 }
                 if (this._names[id] !== undefined) {
-                    this._header.textContent = this._names[id];
+                    this._header.textContent = this._names[id].name;
                 } 
                 const templ = req.response as templateEmail;
                 this._textArea.value = templ.content;
+                this.loadPreview();
                 this._content = templ.content;
                 const colors = ["info", "urge", "positive", "neutral"];
                 let innerHTML = '';
@@ -718,7 +742,10 @@ class EmailEditor {
                 const buttons = this._variables.querySelectorAll("span.button") as NodeListOf<HTMLSpanElement>;
                 for (let i = 0; i < templ.variables.length; i++) {
                     buttons[i].innerHTML = `<span class="monospace">` + templ.variables[i] + `</span>`;
-                    buttons[i].onclick = () => this.insert(this._textArea, templ.variables[i]);
+                    buttons[i].onclick = () => {
+                        this.insert(this._textArea, templ.variables[i]);
+                        this._timeout = setTimeout(this.loadPreview, this._finishInterval);
+                    }
                 }
                 window.modals.editor.show();
             }
@@ -731,11 +758,12 @@ class EmailEditor {
                     window.notifications.customError("loadTemplateError", window.lang.notif("errorFailureCheckLogs"));
                     return;
                 }
-                this._preview.innerHTML = req.response.html;
+                this._preview.innerHTML = (req.response as Email).html;
             }
         }, true);
     }
-    constructor() {
+
+    showList = () => {
         _get("/config/emails", null, (req: XMLHttpRequest) => {
             if (req.readyState == 4) {
                 if (req.status != 200) {
@@ -743,17 +771,49 @@ class EmailEditor {
                     return;
                 }
                 this._names = req.response;
+                const list = document.getElementById("customize-list") as HTMLDivElement;
+                list.textContent = '';
+                for (let id in this._names) {
+                    const tr = document.createElement("tr") as HTMLTableRowElement;
+                    let resetButton = ``;
+                    if (this._names[id].enabled) {
+                        resetButton = `<i class="icon ri-restart-line" title="${window.lang.get("strings", "reset")}"></i>`;
+                    }
+                    tr.innerHTML = `
+                    <td>${this._names[id].name}</td>
+                    <td>${resetButton}</td>
+                    <td><span class="button ~info !normal" title="${window.lang.get("strings", "edit")}"><i class="icon ri-edit-line"></i></span></td>
+                    `;
+                    (tr.querySelector("span.button") as HTMLSpanElement).onclick = () => {
+                        window.modals.customizeEmails.close()
+                        this.loadEditor(id);
+                    };
+                    if (this._names[id].enabled) {
+                        const rb = tr.querySelector("i.ri-restart-line") as HTMLElement;
+                        rb.onclick = () => _post("/config/emails/" + id + "/state/disable", null, (req: XMLHttpRequest) => {
+                            if (req.readyState == 4) {
+                                if (req.status != 200 && req.status != 204) {
+                                    window.notifications.customError("setEmailStateError", window.lang.notif("errorFailureCheckLogs"));
+                                    return;
+                                }
+                                rb.remove();
+                            }
+                        });
+                    }
+                    list.appendChild(tr);
+                }
+                window.modals.customizeEmails.show();
             }
         });
-    
-        let timeout: number;
-        const finishInterval = 1000;
+    }
+
+    constructor() {
         this._textArea.onkeyup = () => {
-            clearTimeout(timeout);
-            timeout = setTimeout(this.loadPreview, finishInterval);
+            clearTimeout(this._timeout);
+            this._timeout = setTimeout(this.loadPreview, this._finishInterval);
         };
         this._textArea.onkeydown = () => {
-            clearTimeout(timeout);
+            clearTimeout(this._timeout);
         };
 
         this._form.onsubmit = (event: Event) => {
@@ -775,5 +835,3 @@ class EmailEditor {
         };
     }
 }
-
-(window as any).ee = () => { (window as any).ee = new EmailEditor(); };
diff --git a/ts/typings/d.ts b/ts/typings/d.ts
index 90a1812..46046d6 100644
--- a/ts/typings/d.ts
+++ b/ts/typings/d.ts
@@ -76,6 +76,7 @@ declare interface Modals {
     addProfile: Modal;
     announce: Modal;
     editor: Modal;
+    customizeEmails: Modal;
 }
 
 interface Invite {