{"repo": "alexfrankfurt/agentdesktopuiharness", "files": {"Services/DeepSeekService.cs": {"b467613d9e5f5bf4cceb90778cc3eec3bc0e0701": {"t": 1785746203.929747, "n": 15385, "h": "4bf46fb550513568", "c": "using System.Net.Http.Headers;\nusing System.Text;\nusing System.Text.Json;\nusing System.Text.Json.Serialization;\n\nnamespace ihsbmodern.Services;\n\npublic class ToolCall\n{\n    [JsonPropertyName(\"id\")] public string Id { get; set; } = \"\";\n    [JsonPropertyName(\"type\")] public string Type { get; set; } = \"function\";\n    [JsonPropertyName(\"function\")] public ToolCallFunction Function { get; set; } = new();\n}\n\npublic class ToolCallFunction\n{\n    [JsonPropertyName(\"name\")] public string Name { get; set; } = \"\";\n    [JsonPropertyName(\"arguments\")] public string Arguments { get; set; } = \"{}\";\n}\n\npublic class ChatResult\n{\n    public string Content { get; set; } = \"\";\n    public List<ToolCall> ToolCalls { get; set; } = new();\n    public bool HasToolCalls => ToolCalls.Count > 0;\n    public List<(string toolName, string summary)> ToolActivity { get; set; } = new();\n}\n\npublic class DeepSeekService\n{\n    private const string BaseUrl = \"https://api.deepseek.com/v1/chat/completions\";\n    private readonly HttpClient _httpClient = new();\n\n    public string? ApiKey { get; set; }\n    public string Model { get; set; } = \"deepseek-chat\";\n    public string ReasoningEffort { get; set; } = \"medium\";\n\n    public bool IsConfigured => !string.IsNullOrWhiteSpace(ApiKey);\n\n    private static JsonElement GetToolsJson() => JsonSerializer.Deserialize<JsonElement>(@\"[\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"list_files\"\",\n                \"\"description\"\": \"\"List files and directories at a given path relative to the working directory. Use '.' for the root.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative path from working directory. Use '.' for root.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"read_file\"\",\n                \"\"description\"\": \"\"Read the full contents of a file at the given path relative to the working directory.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative path to the file from working directory.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"edit_file\"\",\n                \"\"description\"\": \"\"Edit a file by replacing exact old text with new text. The old_text must match exactly including whitespace.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative path to the file.\"\" },\n                        \"\"old_text\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Exact text to find and replace.\"\" },\n                        \"\"new_text\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Replacement text.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\", \"\"old_text\"\", \"\"new_text\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"create_file\"\",\n                \"\"description\"\": \"\"Create or overwrite a file with the given content. Parent directories are created automatically.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative path for the new file.\"\" },\n                        \"\"content\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"File content to write.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\", \"\"content\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"grep\"\",\n                \"\"description\"\": \"\"Search file contents using a regex pattern. Returns matching lines with file paths and line numbers. Searches recursively from the given path.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"pattern\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Regex pattern to search for.\"\" },\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative directory or file path to search in. Use '.' for entire working directory.\"\" },\n                        \"\"glob\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Optional file glob filter, e.g. '*.cs' or '*.py'. Defaults to all files.\"\" }\n                    },\n                    \"\"required\"\": [\"\"pattern\"\", \"\"path\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"run_command\"\",\n                \"\"description\"\": \"\"Run a PowerShell command and wait for its output. Use for build, test, git, install, lint, or any command where you need stdout/stderr. Returns after the command finishes.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"command\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"The PowerShell command to execute.\"\" }\n                    },\n                    \"\"required\"\": [\"\"command\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"launch_process\"\",\n                \"\"description\"\": \"\"Start a background process that keeps running after the call returns. Use for dev servers, watchers, or any long-running command. Does NOT capture output.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"command\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"The PowerShell command to run in the background.\"\" }\n                    },\n                    \"\"required\"\": [\"\"command\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"open_file\"\",\n                \"\"description\"\": \"\"Open a file or URL in the user's default application (browser, editor, etc.). Use this to show files to the user, NOT run_command.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative file path or URL to open.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\"]\n                }\n            }\n        }\n    ]\");\n\n    public async Task<ChatResult> SendMessageAsync(\n        IEnumerable<(string role, string content)> messages,\n        Func<string, string, string>? toolExecutor = null,\n        CancellationToken ct = default)\n    {\n        if (!IsConfigured)\n            throw new InvalidOperationException(\"API key is not configured.\");\n\n        var conversationMessages = new List<object>();\n        foreach (var m in messages)\n            conversationMessages.Add(new { role = m.role, content = m.content });\n\n        return await SendWithToolsAsync(conversationMessages, toolExecutor, ct);\n    }\n\n    private async Task<ChatResult> SendWithToolsAsync(\n        List<object> conversationMessages,\n        Func<string, string, string>? toolExecutor,\n        CancellationToken ct,\n        int depth = 0)\n    {\n        if (depth > 10)\n            return new ChatResult { Content = \"Error: Too many tool call iterations.\" };\n\n        var useTools = toolExecutor != null;\n        var toolsElement = useTools ? GetToolsJson() : (JsonElement?)null;\n        var messageArray = conversationMessages.ToArray();\n\n        Dictionary<string, object?> payload;\n        if (Model == \"deepseek-reasoner\")\n        {\n            payload = new Dictionary<string, object?>\n            {\n                [\"model\"] = Model,\n                [\"messages\"] = messageArray,\n                [\"stream\"] = false,\n                [\"reasoning_effort\"] = ReasoningEffort\n            };\n        }\n        else\n        {\n            payload = new Dictionary<string, object?>\n            {\n                [\"model\"] = Model,\n                [\"messages\"] = messageArray,\n                [\"stream\"] = false\n            };\n        }\n\n        if (toolsElement.HasValue)\n            payload[\"tools\"] = toolsElement.Value;\n\n        var json = JsonSerializer.Serialize(payload);\n        using var request = new HttpRequestMessage(HttpMethod.Post, BaseUrl);\n        request.Headers.Authorization = new AuthenticationHeaderValue(\"Bearer\", ApiKey);\n        request.Content = new StringContent(json, Encoding.UTF8, \"application/json\");\n\n        using var response = await _httpClient.SendAsync(request, ct);\n        var body = await response.Content.ReadAsStringAsync(ct);\n\n        if (!response.IsSuccessStatusCode)\n            throw new Exception($\"API error {(int)response.StatusCode}: {body}\");\n\n        using var doc = JsonDocument.Parse(body);\n        var choice = doc.RootElement.GetProperty(\"choices\")[0].GetProperty(\"message\");\n\n        var result = new ChatResult();\n        var content = choice.GetProperty(\"content\").GetString() ?? \"\";\n\n        if (Model == \"deepseek-reasoner\" && choice.TryGetProperty(\"reasoning_content\", out var reasoning))\n        {\n            var reasoningText = reasoning.GetString();\n            if (!string.IsNullOrWhiteSpace(reasoningText))\n                content = $\"💭 *Reasoning:*\\n{reasoningText}\\n\\n---\\n\\n*Answer:*\\n{content}\";\n        }\n\n        result.Content = content;\n\n        if (choice.TryGetProperty(\"tool_calls\", out var toolCallsElement) && toolCallsElement.ValueKind == JsonValueKind.Array)\n        {\n            foreach (var tc in toolCallsElement.EnumerateArray())\n            {\n                result.ToolCalls.Add(new ToolCall\n                {\n                    Id = tc.GetProperty(\"id\").GetString() ?? \"\",\n                    Type = \"function\",\n                    Function = new ToolCallFunction\n                    {\n                        Name = tc.GetProperty(\"function\").GetProperty(\"name\").GetString() ?? \"\",\n                        Arguments = tc.GetProperty(\"function\").GetProperty(\"arguments\").GetString() ?? \"{}\"\n                    }\n                });\n            }\n        }\n\n        if (!result.HasToolCalls || toolExecutor == null)\n            return result;\n\n        conversationMessages.Add(new\n        {\n            role = \"assistant\",\n            content = (string?)null,\n            tool_calls = result.ToolCalls.Select(tc => new\n            {\n                id = tc.Id,\n                type = \"function\",\n                function = new { name = tc.Function.Name, arguments = tc.Function.Arguments }\n            }).ToArray()\n        });\n\n        foreach (var tc in result.ToolCalls)\n        {\n            string toolResult;\n            try\n            {\n                var args = JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments);\n                toolResult = tc.Function.Name switch\n                {\n                    \"list_files\" => toolExecutor(\"list_files\", args![\"path\"].GetString() ?? \".\"),\n                    \"read_file\" => toolExecutor(\"read_file\", args![\"path\"].GetString() ?? \"\"),\n                    \"edit_file\" => toolExecutor(\"edit_file\", JsonSerializer.Serialize(new\n                    {\n                        path = args![\"path\"].GetString(),\n                        old_text = args[\"old_text\"].GetString(),\n                        new_text = args[\"new_text\"].GetString()\n                    })),\n                    \"create_file\" => toolExecutor(\"create_file\", JsonSerializer.Serialize(new\n                    {\n                        path = args![\"path\"].GetString(),\n                        content = args[\"content\"].GetString()\n                    })),\n                    \"grep\" => toolExecutor(\"grep\", JsonSerializer.Serialize(new\n                    {\n                        pattern = args![\"pattern\"].GetString(),\n                        path = args[\"path\"].GetString(),\n                        glob = args.TryGetValue(\"glob\", out var gv) ? gv.GetString() : null\n                    })),\n                    \"run_command\" => toolExecutor(\"run_command\", JsonSerializer.Serialize(new\n                    {\n                        command = args![\"command\"].GetString()\n                    })),\n                    \"launch_process\" => toolExecutor(\"launch_process\", JsonSerializer.Serialize(new\n                    {\n                        command = args![\"command\"].GetString()\n                    })),\n                    \"open_file\" => toolExecutor(\"open_file\", JsonSerializer.Serialize(new\n                    {\n                        path = args![\"path\"].GetString()\n                    })),\n                    _ => $\"Unknown tool: {tc.Function.Name}\"\n                };\n            }\n            catch (Exception ex)\n            {\n                toolResult = $\"Error executing {tc.Function.Name}: {ex.Message}\";\n            }\n\n            var summary = tc.Function.Name switch\n            {\n                \"list_files\" => $\"list_files({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                \"read_file\" => $\"read_file({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                \"edit_file\" => $\"edit_file({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                \"create_file\" => $\"create_file({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                \"grep\" => $\"grep({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"pattern\"].GetString()})\",\n                \"run_command\" => $\"run_command({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"command\"].GetString()})\",\n                \"launch_process\" => $\"launch_process({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"command\"].GetString()})\",\n                \"open_file\" => $\"open_file({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                _ => tc.Function.Name\n            };\n            result.ToolActivity.Add((tc.Function.Name, summary));\n\n            conversationMessages.Add(new\n            {\n                role = \"tool\",\n                tool_call_id = tc.Id,\n                content = toolResult\n            });\n        }\n\n        var followUp = await SendWithToolsAsync(conversationMessages, toolExecutor, ct, depth + 1);\n        result.Content = followUp.Content;\n        result.ToolCalls = followUp.ToolCalls;\n        result.ToolActivity.AddRange(followUp.ToolActivity);\n        return result;\n    }\n}\n"}, "6d12e0dc2346b186482e319e2e6523379b7ac51b": {"t": 1785760577.6900692, "n": 15385, "h": "4bf46fb550513568", "c": "using System.Net.Http.Headers;\nusing System.Text;\nusing System.Text.Json;\nusing System.Text.Json.Serialization;\n\nnamespace ihsbmodern.Services;\n\npublic class ToolCall\n{\n    [JsonPropertyName(\"id\")] public string Id { get; set; } = \"\";\n    [JsonPropertyName(\"type\")] public string Type { get; set; } = \"function\";\n    [JsonPropertyName(\"function\")] public ToolCallFunction Function { get; set; } = new();\n}\n\npublic class ToolCallFunction\n{\n    [JsonPropertyName(\"name\")] public string Name { get; set; } = \"\";\n    [JsonPropertyName(\"arguments\")] public string Arguments { get; set; } = \"{}\";\n}\n\npublic class ChatResult\n{\n    public string Content { get; set; } = \"\";\n    public List<ToolCall> ToolCalls { get; set; } = new();\n    public bool HasToolCalls => ToolCalls.Count > 0;\n    public List<(string toolName, string summary)> ToolActivity { get; set; } = new();\n}\n\npublic class DeepSeekService\n{\n    private const string BaseUrl = \"https://api.deepseek.com/v1/chat/completions\";\n    private readonly HttpClient _httpClient = new();\n\n    public string? ApiKey { get; set; }\n    public string Model { get; set; } = \"deepseek-chat\";\n    public string ReasoningEffort { get; set; } = \"medium\";\n\n    public bool IsConfigured => !string.IsNullOrWhiteSpace(ApiKey);\n\n    private static JsonElement GetToolsJson() => JsonSerializer.Deserialize<JsonElement>(@\"[\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"list_files\"\",\n                \"\"description\"\": \"\"List files and directories at a given path relative to the working directory. Use '.' for the root.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative path from working directory. Use '.' for root.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"read_file\"\",\n                \"\"description\"\": \"\"Read the full contents of a file at the given path relative to the working directory.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative path to the file from working directory.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"edit_file\"\",\n                \"\"description\"\": \"\"Edit a file by replacing exact old text with new text. The old_text must match exactly including whitespace.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative path to the file.\"\" },\n                        \"\"old_text\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Exact text to find and replace.\"\" },\n                        \"\"new_text\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Replacement text.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\", \"\"old_text\"\", \"\"new_text\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"create_file\"\",\n                \"\"description\"\": \"\"Create or overwrite a file with the given content. Parent directories are created automatically.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative path for the new file.\"\" },\n                        \"\"content\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"File content to write.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\", \"\"content\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"grep\"\",\n                \"\"description\"\": \"\"Search file contents using a regex pattern. Returns matching lines with file paths and line numbers. Searches recursively from the given path.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"pattern\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Regex pattern to search for.\"\" },\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative directory or file path to search in. Use '.' for entire working directory.\"\" },\n                        \"\"glob\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Optional file glob filter, e.g. '*.cs' or '*.py'. Defaults to all files.\"\" }\n                    },\n                    \"\"required\"\": [\"\"pattern\"\", \"\"path\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"run_command\"\",\n                \"\"description\"\": \"\"Run a PowerShell command and wait for its output. Use for build, test, git, install, lint, or any command where you need stdout/stderr. Returns after the command finishes.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"command\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"The PowerShell command to execute.\"\" }\n                    },\n                    \"\"required\"\": [\"\"command\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"launch_process\"\",\n                \"\"description\"\": \"\"Start a background process that keeps running after the call returns. Use for dev servers, watchers, or any long-running command. Does NOT capture output.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"command\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"The PowerShell command to run in the background.\"\" }\n                    },\n                    \"\"required\"\": [\"\"command\"\"]\n                }\n            }\n        },\n        {\n            \"\"type\"\": \"\"function\"\",\n            \"\"function\"\": {\n                \"\"name\"\": \"\"open_file\"\",\n                \"\"description\"\": \"\"Open a file or URL in the user's default application (browser, editor, etc.). Use this to show files to the user, NOT run_command.\"\",\n                \"\"parameters\"\": {\n                    \"\"type\"\": \"\"object\"\",\n                    \"\"properties\"\": {\n                        \"\"path\"\": { \"\"type\"\": \"\"string\"\", \"\"description\"\": \"\"Relative file path or URL to open.\"\" }\n                    },\n                    \"\"required\"\": [\"\"path\"\"]\n                }\n            }\n        }\n    ]\");\n\n    public async Task<ChatResult> SendMessageAsync(\n        IEnumerable<(string role, string content)> messages,\n        Func<string, string, string>? toolExecutor = null,\n        CancellationToken ct = default)\n    {\n        if (!IsConfigured)\n            throw new InvalidOperationException(\"API key is not configured.\");\n\n        var conversationMessages = new List<object>();\n        foreach (var m in messages)\n            conversationMessages.Add(new { role = m.role, content = m.content });\n\n        return await SendWithToolsAsync(conversationMessages, toolExecutor, ct);\n    }\n\n    private async Task<ChatResult> SendWithToolsAsync(\n        List<object> conversationMessages,\n        Func<string, string, string>? toolExecutor,\n        CancellationToken ct,\n        int depth = 0)\n    {\n        if (depth > 10)\n            return new ChatResult { Content = \"Error: Too many tool call iterations.\" };\n\n        var useTools = toolExecutor != null;\n        var toolsElement = useTools ? GetToolsJson() : (JsonElement?)null;\n        var messageArray = conversationMessages.ToArray();\n\n        Dictionary<string, object?> payload;\n        if (Model == \"deepseek-reasoner\")\n        {\n            payload = new Dictionary<string, object?>\n            {\n                [\"model\"] = Model,\n                [\"messages\"] = messageArray,\n                [\"stream\"] = false,\n                [\"reasoning_effort\"] = ReasoningEffort\n            };\n        }\n        else\n        {\n            payload = new Dictionary<string, object?>\n            {\n                [\"model\"] = Model,\n                [\"messages\"] = messageArray,\n                [\"stream\"] = false\n            };\n        }\n\n        if (toolsElement.HasValue)\n            payload[\"tools\"] = toolsElement.Value;\n\n        var json = JsonSerializer.Serialize(payload);\n        using var request = new HttpRequestMessage(HttpMethod.Post, BaseUrl);\n        request.Headers.Authorization = new AuthenticationHeaderValue(\"Bearer\", ApiKey);\n        request.Content = new StringContent(json, Encoding.UTF8, \"application/json\");\n\n        using var response = await _httpClient.SendAsync(request, ct);\n        var body = await response.Content.ReadAsStringAsync(ct);\n\n        if (!response.IsSuccessStatusCode)\n            throw new Exception($\"API error {(int)response.StatusCode}: {body}\");\n\n        using var doc = JsonDocument.Parse(body);\n        var choice = doc.RootElement.GetProperty(\"choices\")[0].GetProperty(\"message\");\n\n        var result = new ChatResult();\n        var content = choice.GetProperty(\"content\").GetString() ?? \"\";\n\n        if (Model == \"deepseek-reasoner\" && choice.TryGetProperty(\"reasoning_content\", out var reasoning))\n        {\n            var reasoningText = reasoning.GetString();\n            if (!string.IsNullOrWhiteSpace(reasoningText))\n                content = $\"💭 *Reasoning:*\\n{reasoningText}\\n\\n---\\n\\n*Answer:*\\n{content}\";\n        }\n\n        result.Content = content;\n\n        if (choice.TryGetProperty(\"tool_calls\", out var toolCallsElement) && toolCallsElement.ValueKind == JsonValueKind.Array)\n        {\n            foreach (var tc in toolCallsElement.EnumerateArray())\n            {\n                result.ToolCalls.Add(new ToolCall\n                {\n                    Id = tc.GetProperty(\"id\").GetString() ?? \"\",\n                    Type = \"function\",\n                    Function = new ToolCallFunction\n                    {\n                        Name = tc.GetProperty(\"function\").GetProperty(\"name\").GetString() ?? \"\",\n                        Arguments = tc.GetProperty(\"function\").GetProperty(\"arguments\").GetString() ?? \"{}\"\n                    }\n                });\n            }\n        }\n\n        if (!result.HasToolCalls || toolExecutor == null)\n            return result;\n\n        conversationMessages.Add(new\n        {\n            role = \"assistant\",\n            content = (string?)null,\n            tool_calls = result.ToolCalls.Select(tc => new\n            {\n                id = tc.Id,\n                type = \"function\",\n                function = new { name = tc.Function.Name, arguments = tc.Function.Arguments }\n            }).ToArray()\n        });\n\n        foreach (var tc in result.ToolCalls)\n        {\n            string toolResult;\n            try\n            {\n                var args = JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments);\n                toolResult = tc.Function.Name switch\n                {\n                    \"list_files\" => toolExecutor(\"list_files\", args![\"path\"].GetString() ?? \".\"),\n                    \"read_file\" => toolExecutor(\"read_file\", args![\"path\"].GetString() ?? \"\"),\n                    \"edit_file\" => toolExecutor(\"edit_file\", JsonSerializer.Serialize(new\n                    {\n                        path = args![\"path\"].GetString(),\n                        old_text = args[\"old_text\"].GetString(),\n                        new_text = args[\"new_text\"].GetString()\n                    })),\n                    \"create_file\" => toolExecutor(\"create_file\", JsonSerializer.Serialize(new\n                    {\n                        path = args![\"path\"].GetString(),\n                        content = args[\"content\"].GetString()\n                    })),\n                    \"grep\" => toolExecutor(\"grep\", JsonSerializer.Serialize(new\n                    {\n                        pattern = args![\"pattern\"].GetString(),\n                        path = args[\"path\"].GetString(),\n                        glob = args.TryGetValue(\"glob\", out var gv) ? gv.GetString() : null\n                    })),\n                    \"run_command\" => toolExecutor(\"run_command\", JsonSerializer.Serialize(new\n                    {\n                        command = args![\"command\"].GetString()\n                    })),\n                    \"launch_process\" => toolExecutor(\"launch_process\", JsonSerializer.Serialize(new\n                    {\n                        command = args![\"command\"].GetString()\n                    })),\n                    \"open_file\" => toolExecutor(\"open_file\", JsonSerializer.Serialize(new\n                    {\n                        path = args![\"path\"].GetString()\n                    })),\n                    _ => $\"Unknown tool: {tc.Function.Name}\"\n                };\n            }\n            catch (Exception ex)\n            {\n                toolResult = $\"Error executing {tc.Function.Name}: {ex.Message}\";\n            }\n\n            var summary = tc.Function.Name switch\n            {\n                \"list_files\" => $\"list_files({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                \"read_file\" => $\"read_file({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                \"edit_file\" => $\"edit_file({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                \"create_file\" => $\"create_file({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                \"grep\" => $\"grep({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"pattern\"].GetString()})\",\n                \"run_command\" => $\"run_command({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"command\"].GetString()})\",\n                \"launch_process\" => $\"launch_process({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"command\"].GetString()})\",\n                \"open_file\" => $\"open_file({JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(tc.Function.Arguments)![\"path\"].GetString()})\",\n                _ => tc.Function.Name\n            };\n            result.ToolActivity.Add((tc.Function.Name, summary));\n\n            conversationMessages.Add(new\n            {\n                role = \"tool\",\n                tool_call_id = tc.Id,\n                content = toolResult\n            });\n        }\n\n        var followUp = await SendWithToolsAsync(conversationMessages, toolExecutor, ct, depth + 1);\n        result.Content = followUp.Content;\n        result.ToolCalls = followUp.ToolCalls;\n        result.ToolActivity.AddRange(followUp.ToolActivity);\n        return result;\n    }\n}\n"}}}}