modules/theme: add equicord base16 theme based on midnight

modules/theme/default.nix

@@ -2,7 +2,6 @@
   inputs,
   config,
   lib,
-  lib',
   pkgs,
   ...
 }: let
@@ -10,8 +9,6 @@
   inherit (lib.strings) removePrefix;
   inherit (lib.types) path package enum;
 
-  inherit (lib') generateGtkColors;
-
   cfg = config.theme;
 in {
   imports = [
@@ -385,7 +382,107 @@ in {
             base16-colors = scheme.palette;
           };
         };
+        xdg.configFile."equibop/themes/midnight-base16.css".text = with scheme.palette; ''
+          /**
+           * @name Midnight-base16
+           * @description A dark, rounded discord theme. Updated to use base16 colors.
+           * @author refact0r
+           * @version 1.6.2
+           * @invite nz87hXyvcy
+           * @website https://github.com/refact0r/midnight-discord
+           * @source https://github.com/refact0r/midnight-discord/blob/master/midnight.theme.css
+           * @authorId 508863359777505290
+           * @authorLink https://www.refact0r.dev
+          */
 
+          /* IMPORTANT: make sure to enable dark mode in discord settings for the theme to apply properly!!! */
+
+          @import url('https://refact0r.github.io/midnight-discord/midnight.css');
+
+          /* customize things here */
+          :root {
+           /* font, change to 'gg sans' for default discord font*/
+           --font: 'gg sans';
+
+           /* top left corner text */
+           --corner-text: '${scheme.name}';
+
+           /* color of status indicators and window controls */
+              --online-indicator: ${base0B}; /* change to #23a55a for default green */
+           --dnd-indicator: ${base08};       /* change to #f13f43 for default red */
+           --idle-indicator: ${base0A};      /* change to #f0b232 for default yellow */
+           --streaming-indicator: ${base0D}; /* change to #593695 for default purple */
+
+           /* accent colors */
+              --accent-1: ${base0D};     /* links */
+           --accent-2: ${base0D};        /* general unread/mention elements, some icons when active */
+           --accent-3: ${base0D};        /* accent buttons */
+           --accent-4: ${base03};        /* accent buttons when hovered */
+           --accent-5: ${base07};        /* accent buttons when clicked */
+           --mention:  ${base00}1a;      /* mentions & mention messages */
+           --mention-hover: ${base00}0d; /* mentions & mention messages when hovered */
+
+           /* text colors */
+           --text-0: var(--bg-4); /* text on colored elements */
+           --text-1: ${base06};   /* other normally white text */
+           --text-2: ${base06};   /* headings and important text */
+           --text-3: ${base05};   /* normal text */
+           --text-4: ${base05};   /* icon buttons and channels */
+           --text-5: ${base04};   /* muted channels/chats and timestamps */
+
+           /* background and dark colors */
+            --bg-1: ${base0D};         /* dark buttons when clicked */
+           --bg-2: ${base02};          /* dark buttons */
+           --bg-3: ${base01};          /* spacing, secondary elements */
+           --bg-4: ${base00};          /* main background color */
+           --hover: ${base03}1a;       /* channels and buttons when hovered */
+           --active: ${base03}33;      /* channels and buttons when clicked or selected */
+           --message-hover: #0000001a; /* messages when hovered */
+
+           /* amount of spacing and padding */
+           --spacing: 12px;
+
+           /* animations */
+           /* ALL ANIMATIONS CAN BE DISABLED WITH REDUCED MOTION IN DISCORD SETTINGS */
+           --list-item-transition: 0.2s ease;  /* channels/members/settings hover transition */
+           --unread-bar-transition: 0.2s ease; /* unread bar moving into view transition */
+           --moon-spin-transition: 0.4s ease;  /* moon icon spin */
+           --icon-spin-transition: 1s ease;    /* round icon button spin (settings, emoji, etc.) */
+
+           /* corner roundness (border-radius) */
+           --roundness-xl: 22px; /* roundness of big panel outer corners */
+           --roundness-l: 20px;  /* popout panels */
+           --roundness-m: 16px;  /* smaller panels, images, embeds */
+           --roundness-s: 12px;  /* members, settings inputs */
+           --roundness-xs: 10px; /* channels, buttons */
+           --roundness-xxs: 8px; /* searchbar, small elements */
+
+           /* direct messages moon icon */
+           /* change to block to show, none to hide */
+           --discord-icon: none;                                                                                      /* discord icon */
+           --moon-icon: block;                                                                                        /* moon icon */
+           --moon-icon-url: url('https://upload.wikimedia.org/wikipedia/commons/c/c4/Font_Awesome_5_solid_moon.svg'); /* custom icon url */
+           --moon-icon-size: auto;
+
+           /* filter uncolorable elements to fit theme */
+           /* (just set to none, they're too much work to configure) */
+           --login-bg-filter: saturate(0.3) hue-rotate(-15deg) brightness(0.4);             /* login background artwork */
+           --green-to-accent-3-filter: hue-rotate(56deg) saturate(1.43);                    /* add friend page explore icon */
+           --blurple-to-accent-3-filter: hue-rotate(304deg) saturate(0.84) brightness(1.2); /* add friend page school icon */
+          }
+
+          /* Selected chat/friend text */
+          .selected_f5eb4b,
+          .selected_f6f816 .link_d8bfb3 {
+              color: var(--text-0) !important;
+              background: var(--accent-3) !important;
+          }
+
+          .selected_f6f816 .link_d8bfb3 * {
+              color: var(--text-0) !important;
+              fill: var(--text-0) !important;
+          }
+        '';
         gtk = rec {
           gtk3.extraConfig = {
             gtk-application-prefer-dark-theme = scheme.variant == "dark";