nixvim-config/config/plugins/cmp/codecompanion.nix

{...}: {
  plugins.codecompanion = {
    enable = true;

    # Settings for the CodeCompanion plugin
    settings = {
      # Display options for the chat interface
      display = {
        chat.window = {
          layout = "vertical";
          position = "right";
          width = 0.33;
        };
      };

      # Adapters for different backends
      adapters = {
        http = {
          "ollama:qwen2.5-coder" = {
            __raw = ''
              function()
                return require('codecompanion.adapters').extend('ollama', {
                  name = "ollama:qwen2.5-coder",
                  env = {
                    url = "http://127.0.0.1:11434",
                  },
                  schema = {
                    model = {
                      default = 'qwen2.5-coder:7b',
                    },
                    num_ctx = {
                      default = 32768,
                    },
                  },
                })
              end
            '';
          };

          "ollama:deepseek-r1" = {
            __raw = ''
              function()
                return require('codecompanion.adapters').extend('ollama', {
                  name = "ollama:deepseek-r1",
                  env = {
                    url = "http://127.0.0.1:11434",
                  },
                  schema = {
                    model = {
                      default = 'deepseek-r1:8b',
                    },
                    num_ctx = {
                      default = 131072,
                    },
                  },
                })
              end
            '';
          };

          "ollama:gemma3" = {
            __raw = ''
              function()
                return require('codecompanion.adapters').extend('ollama', {
                  name = "ollama:gemma3",
                  env = {
                    url = "http://127.0.0.1:11434",
                  },
                  schema = {
                    model = {
                      default = 'gemma3:4b',
                    },
                    num_ctx = {
                      default = 131072,
                    },
                  },
                })
              end
            '';
          };

          "ollama:qwen3" = {
            __raw = ''
              function()
                return require('codecompanion.adapters').extend('ollama', {
                  name = "ollama:qwen3",
                  env = {
                    url = "http://127.0.0.1:11434",
                  },
                  schema = {
                    model = {
                      default = 'qwen3:8b',
                    },
                    num_ctx = {
                      default = 40960,
                    },
                  },
                })
              end
            '';
          };

          "ollama:llama3" = {
            __raw = ''
              function()
                return require('codecompanion.adapters').extend('ollama', {
                  name = "ollama:llama3",
                  env = {
                    url = "http://127.0.0.1:11434",
                  },
                  schema = {
                    model = {
                      default = 'llama3:8b',
                    },
                    num_ctx = {
                      default = 8192,
                    },
                  },
                })
              end
            '';
          };

          # Options for the HTTP protocol
          opts = {
            # Enable or disable displaying default adapters
            show_defaults = false;
          };
        };

        # Options for the ACP protocol
        acp = {
          opts = {
            # Enable or disable displaying default adapters
            show_defaults = false;
          };
        };
      };

      # Global options for CodeCompanion
      opts = {
        log_level = "TRACE";
        send_code = true;
        use_default_actions = true;
        use_default_prompts = true;
      };

      # Strategies for different interaction modes
      strategies = {
        agent = {
          adapter = "ollama:qwen2.5-coder";
        };
        chat = {
          adapter = "ollama:qwen2.5-coder";
        };
        inline = {
          adapter = "ollama:qwen2.5-coder";
        };
      };
    };
  };

  # Keymaps for accessing CodeCompanion functionalities
  keymaps = [
    {
      mode = ["n" "v"];
      key = "<leader>c";
      action = "<NOP>";
      options = {
        desc = "+companion";
      };
    }

    {
      mode = ["n" "v"];
      key = "<leader>cA";
      action = "<cmd>CodeCompanionActions<cr>";
      options = {
        desc = "Open actions";
      };
    }

    {
      mode = ["n" "v"];
      key = "<leader>cc";
      action = "<cmd>CodeCompanionChat Toggle<cr>";
      options = {
        desc = "Toggle chat";
      };
    }

    {
      mode = ["v"];
      key = "<leader>ca";
      action = "<cmd>CodeCompanionChat Add<cr>";
      options = {
        desc = "Add selection to chat";
      };
    }
  ];
}