nixos-config/modules/desktop/yambar.nix

{
  pkgs,
  lib,
  config,
  host,
  ...
}: let
  niri = lib.getExe pkgs.c.niri;
  jq = lib.getExe pkgs.jq;
  workspaces_script = pkgs.writeShellScript "workspaces.sh" ''
    workspaces_num () {
      IFS=$'\n'
      local r=$(${niri} msg -j workspaces | ${jq} '.[].idx' | sort -nr | head -n1)
      echo $r
    }

    get_idx () {
      local r=$(${niri} msg -j workspaces)
      for (( i=0; i<$(workspaces_num); i+=1 ))
      do
        local act=$(echo $r | ${jq} .[$i].id)
        if [ $act -eq $1 ]; then
          local idx=$(echo $r | ${jq} .[$i].idx)
          echo $idx
          break
        fi
      done
    }

    get_before () {
      if [ $1 -eq "1" ]; then
        echo ""
      else
        a=
        for (( i=1; i<$1; i++ )) do
          a="$a $i"
        done
        echo $a
      fi
    }

    get_after () {
      if [ $1 -eq $2 ]; then
        echo ""
      else
        a=
        for (( i=$1+1; i<=$2; i++ )) do
          a="$a $i"
        done
        echo $a
      fi
    }

    ret_add () {
      echo "before|string|$(get_before $1)"
      echo "after|string|$(get_after $1 $2)"
    }

    bnum=$(workspaces_num)
    echo "number|int|$bnum"

    beg=$(${niri} msg -j workspaces)

    cf () {
      for (( i=0; i<$2; i+=1 ))
        do
          bact=$(echo $1 | ${jq} .[$i].is_active)
          if [[ "$bact" == "true" ]]; then
            bf=$(echo $1 | ${jq} .[$i].idx)
            echo "$bf"
          break
        fi
      done
    }

    sf=`cf "$beg" "$bnum"`
    echo "focused|int|$sf"
    ret_add $sf $bnum

    echo ""

    ${niri} msg -j event-stream | while read -r line; do
      current=$(echo $line | ${jq} .WorkspaceActivated.id)
      if [[ "$current" != "null" ]]; then
        cn=$(workspaces_num)
        idx=$(get_idx $current)
        echo "number|int|$cn"
        echo "focused|int|$idx"
        ret_add $idx $cn
        echo ""
      fi

      current=$(echo $line | ${jq} .WorkspacesChanged.workspaces)
      if [[ "$current" != "null" ]]; then
        cn=$(workspaces_num)
        c=$(cf "$current" "$cn")
        idx=$c
        echo "number|int|$cn"
        echo "focused|int|$idx"
        ret_add $c $cn
        echo ""
      fi
    done
  '';

  lang_script = pkgs.writeShellScript "current_layout.sh" ''
    startl=$(${niri} msg -j keyboard-layouts | ${jq} .current_idx)
    echo "lang|int|$startl"
    echo ""

    ${niri} msg -j event-stream | while read -r line; do

      current=$(echo $line | ${jq} .KeyboardLayoutSwitched.idx)
      if [[ "$current" != "null" ]]; then
        echo "lang|string|$current"
        echo ""
      fi
    done
  '';
in {
  hm.programs.yambar = {
    enable = true;
    settings.bar = let
      # std_underline = {
      #   underline = {
      #     size = 2;
      #     color = "ff0000ff";
      #   };
      # };
      red = config.lib.stylix.colors.base08 + "ff";
      orange = config.lib.stylix.colors.base09 + "ff";
      yellow = config.lib.stylix.colors.base0A + "ff";
      white = config.lib.stylix.colors.base05 + "ff";
      grey = "999999ff";

      awesome = "Font Awesome 6 Free:style=solid:pixelsize=14";
    in {
      font = "FiraCode Nerd Font:pixelsize=12";
      height = 26;
      location = "top";
      spacing = 8;
      margin = 7;
      foreground = white;
      background = config.lib.stylix.colors.base00 + "cc";
      left = [
        {
          script = {
            path = workspaces_script;
            args = [
            ];
            content = [
              {
                string = {
                  text = "{before}";
                };
              }
              {
                string = {
                  text = " {focused} ";
                  foreground = orange;
                };
              }
              {
                string = {
                  text = "{after}";
                };
              }
            ];
          };
        }
        {
          foreign-toplevel = {
            content = {
              map = {
                conditions = {
                  "~activated" = {
                    empty = {
                    };
                  };
                  activated = [
                    {
                      string = {
                        text = "{app-id}";
                        foreground = orange;
                      };
                    }
                  ];
                };
              };
            };
          };
        }
      ];

      center = [
        {
          clock = {
            time-format = "%H:%M";
            content = [
              {
                string = {
                  text = "{time}";
                  on-click = "${lib.getExe pkgs.playerctl} play-pause";
                };
              }
            ];
          };
        }
      ];

      right = [
        {
          network = {
            content = {
              map = {
                default = {
                  empty = {
                  };
                };
                conditions = {
                  "name == enp2s0" = {
                    map = {
                      conditions = {
                        "~carrier" = {
                          empty = {
                          };
                        };
                        carrier = {
                          map = {
                            default = {
                              string = {
                                text = "";
                                font = awesome;
                                foreground = white;
                              };
                            };
                            conditions = {
                              "state == up && ipv4 != \"\"" = {
                                string = {
                                  text = "";
                                  foreground = red;
                                  font = awesome;
                                };
                              };
                            };
                          };
                        };
                      };
                    };
                  };
                };
              };
            };
          };
        }
        {
          network = {
            poll-interval = 1000;
            content = {
              map = {
                default = {
                  empty = {
                  };
                };
                conditions = {
                  "name == wlan0" = {
                    map = {
                      default = {
                        string = {
                          text = "";
                          font = awesome;
                          foreground = white;
                        };
                      };
                      conditions = {
                        "state == down" = {
                          string = {
                            text = "";
                            font = awesome;
                            foreground = red;
                          };
                        };
                        "state == up" = {
                          map = {
                            default = [
                              {
                                string = {
                                  text = "";
                                  font = awesome;
                                };
                              }
                            ];
                            conditions = {
                              "ipv4 == \"\"" = [
                                {
                                  string = {
                                    text = "";
                                    font = awesome;
                                    foreground = red;
                                  };
                                }
                              ];
                            };
                          };
                        };
                      };
                    };
                  };
                };
              };
            };
          };
        }
        {
          pipewire = let
            volume.conditions = {
              muted = {
                string = {
                  text = "{cubic_volume}%";
                  foreground = "999999ff";
                };
              };
              "~muted" = {
                string = {
                  text = "{cubic_volume}%";
                };
              };
            };
          in {
            content.list.items = [
              {
                map.conditions = {
                  "type == \"sink\"".map.conditions = {
                    "bus == \"bluetooth\"" = {
                      string = {
                        text = "󰂯  ";
                        font = awesome;
                      };
                    };
                    muted = {
                      string = {
                        text = "  ";
                        font = awesome;
                        foreground = grey;
                      };
                    };
                    "~muted" = [
                      {
                        ramp = {
                          tag = "cubic_volume";
                          items = [
                            {
                              string = {
                                text = " ";
                                font = awesome;
                              };
                            }
                            {
                              string = {
                                text = " ";
                                font = awesome;
                              };
                            }
                          ];
                        };
                      }
                    ];
                  };
                  "type == \"source\"" = {
                    map.conditions = {
                      muted = {
                        string = {
                          text = "   ";
                          font = awesome;
                          foreground = grey;
                        };
                      };
                      "~muted" = {
                        string = {
                          text = "  🎙";
                          font = awesome;
                          foreground = yellow;
                        };
                      };
                    };
                  };
                };
              }
              {map."<<" = volume;}
            ];
          };
        }
        {
          backlight = {
            name = "amdgpu_bl2";
            content = [
              {
                string = {
                  text = "";
                  font = awesome;
                };
              }
              {
                string = {
                  text = "{percent}%";
                };
              }
            ];
          };
        }
        {
          battery = let
            discharging = {
              list = {
                items = [
                  {
                    ramp = {
                      tag = "capacity";
                      items = [
                        {
                          string = {
                            text = "";
                            foreground = "ff0000ff";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            foreground = "ff0000ff";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            foreground = "ffa600ff";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            font = awesome;
                          };
                        }
                        {
                          string = {
                            text = "";
                            foreground = "00ff00ff";
                            font = awesome;
                          };
                        }
                      ];
                    };
                  }
                  {
                    string = {
                      text = "{capacity}%";
                    };
                  }
                ];
              };
            };
          in {
            name = if host == "tureis" then "BAT1" else "BAT0";
            poll-interval = 250;
            content = {
              map = {
                conditions = {
                  "state == unknown" = {
                    "<<" = discharging;
                  };
                  "state == discharging" = {
                    "<<" = discharging;
                  };
                  "state == charging" = [
                    {
                      string = {
                        text = "󱐋";
                        foreground = "00ff00ff";
                        font = awesome;
                      };
                    }
                    {
                      string = {
                        text = "{capacity}%";
                      };
                    }
                  ];
                  "state == full" = [
                    {
                      string = {
                        text = "";
                        foreground = "00ff00ff";
                        font = awesome;
                      };
                    }
                    {
                      string = {
                        text = "{capacity}%";
                      };
                    }
                  ];
                  "state == \"not charging\"" = [
                    {
                      ramp = {
                        tag = "capacity";
                        items = [
                          {
                            string = {
                              text = " ";
                              foreground = "ff0000ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "ffa600ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "00ff00ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "00ff00ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "00ff00ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "00ff00ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "00ff00ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "00ff00ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "00ff00ff";
                              font = awesome;
                            };
                          }
                          {
                            string = {
                              text = " ";
                              foreground = "00ff00ff";
                              font = awesome;
                            };
                          }
                        ];
                      };
                    }
                    {
                      string = {
                        text = "{capacity}%";
                      };
                    }
                  ];
                };
              };
            };
          };
        }
        {
          clock = {
            date-format = "%d %B, %A";
            content = [
              {
                string = {
                  text = "";
                  font = awesome;
                };
              }
              {
                string = {
                  text = "{date}";
                  right-margin = 5;
                };
              }
            ];
          };
        }
        {
          script = {
            path = lang_script;
            args = [
            ];
            content = {
              map = {
                default = {
                  string = {
                    text = "{lang}";
                  };
                };
                conditions = {
                  "lang == 0" = [
                    {
                      string = {
                        text = "";
                        font = awesome;
                      };
                    }
                    {
                      string = {
                        text = "en";
                      };
                    }
                  ];
                  "lang == 1" = [
                    {
                      string = {
                        text = "";
                        font = awesome;
                      };
                    }
                    {
                      string = {
                        text = "ru";
                      };
                    }
                  ];
                };
              };
            };
          };
        }
      ];
    };
  };
}