add email accounts in config

home/david/modules/default.nix

@@ -2,6 +2,7 @@
   imports = [
     ./wallpaper.nix
     ./programs
+    ./emails.nix
   ];
   config = {
     services.mpris-proxy.enable = true;

home/david/modules/emails.nix

@@ -0,0 +1,67 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.david.accounts.email;
+in {
+  options = {
+    david.accounts.email = {
+      enable = lib.mkEnableOption "emails";
+    };
+  };
+  config = lib.mkIf cfg.enable {
+    accounts.email.accounts = {
+      "ulic-youthlic" = {
+        address = "ulic.youthlic@gmail.com";
+        aliases = [
+          "ulic.youthlic+nixpkgs@gmail.com"
+        ];
+        flavor = "gmail.com";
+        gpg = {
+          signByDefault = true;
+          key = "C6FCBD7F49E1CBBABD6661F7FC02063F04331A95";
+        };
+        primary = true;
+        thunderbird = {
+          enable = true;
+        };
+        realName = "youthlic";
+      };
+      "youthlic146" = {
+        address = "youthlic146@gmail.com";
+        flavor = "gmail.com";
+        thunderbird = {
+          enable = true;
+        };
+        realName = "youthlic";
+      };
+      "moqixianli" = {
+        address = "moqixianli@gmail.com";
+        flavor = "gmail.com";
+        thunderbird = {
+          enable = true;
+        };
+        realName = "youthlic";
+      };
+      "youthlic" = {
+        address = "youthlic@outlook.com";
+        flavor = "outlook.office365.com";
+        thunderbird = {
+          enable = true;
+          settings = id: {
+            "mail.server.server_${id}.type" = "imap";
+            "mail.smtpserver.smtp_${id}.authMethod" = 10; # 10 for OAuth2
+            "mail.server.server_${id}.authMethod" = 10;
+            "mail.server.server_${id}.socketType" = 3; # 3 for SSL/TLS
+          };
+        };
+        realName = "youthlic";
+        imap = {
+          host = "outlook.office365.com";
+          tls.enable = true;
+        };
+      };
+    };
+  };
+}