107 lines
3 KiB
Nix
107 lines
3 KiB
Nix
{ config, lib, pkgs, customPkgs, ... }:
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let
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inherit (lib) mkEnableOption mkOption types mkIf;
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cfg = config.rsydn.opencode;
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# Build the config JSON, filtering out null/empty values
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opencodeConfig = lib.filterAttrs (_: v: v != null && v != { }) {
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"$schema" = "https://opencode.ai/config.json";
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theme = cfg.theme;
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model = cfg.model;
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small_model = cfg.smallModel;
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autoupdate = false; # Nix manages updates
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mcp = if cfg.mcpServers != { } then cfg.mcpServers else null;
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keybinds = if cfg.keybinds != { } then cfg.keybinds else null;
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};
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in {
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options.rsydn.opencode = {
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enable = mkEnableOption "OpenCode CLI with managed configuration";
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package = mkOption {
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type = types.nullOr types.package;
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default = customPkgs.opencode;
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description = ''
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OpenCode package to use. Defaults to the custom-built package
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from packages/opencode.nix via customPkgs.
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'';
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};
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theme = mkOption {
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type = types.str;
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default = "catppuccin";
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description = "UI theme for OpenCode TUI";
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};
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model = mkOption {
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type = types.str;
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default = "anthropic/claude-sonnet-4-5";
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description = "Primary LLM model identifier";
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};
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smallModel = mkOption {
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type = types.str;
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default = "anthropic/claude-haiku-3-5";
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description = "Lightweight model for tasks like title generation";
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};
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mcpServers = mkOption {
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type = types.attrs;
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default = { };
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example = {
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nixos = {
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type = "stdio";
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command = "uvx";
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args = [ "mcp-nixos" ];
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};
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};
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description = "MCP server configurations";
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};
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keybinds = mkOption {
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type = types.attrs;
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default = { };
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description = "Custom keybinding overrides";
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};
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# Future extension points (joelhooks-style)
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agents = mkOption {
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type = types.attrsOf types.path;
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default = { };
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description = ''
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Custom agent markdown files.
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Keys become filenames under ~/.config/opencode/agent/
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'';
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};
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commands = mkOption {
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type = types.attrsOf types.path;
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default = { };
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description = ''
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Custom command markdown files.
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Keys become filenames under ~/.config/opencode/command/
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'';
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};
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extraConfig = mkOption {
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type = types.attrs;
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default = { };
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description = "Additional config options to merge into opencode.json";
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};
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};
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config = mkIf cfg.enable {
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home.packages = lib.optional (cfg.package != null) cfg.package;
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xdg.configFile = {
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# Global config file
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"opencode/opencode.json".text =
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builtins.toJSON (opencodeConfig // cfg.extraConfig);
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} // lib.mapAttrs' (name: path:
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# Agent markdown files
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lib.nameValuePair "opencode/agent/${name}.md" { source = path; })
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cfg.agents // lib.mapAttrs' (name: path:
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# Command markdown files
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lib.nameValuePair "opencode/command/${name}.md" { source = path; })
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cfg.commands;
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};
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}
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