├── .gitignore ├── LICENSE ├── Makefile ├── README.md ├── config.json ├── go.mod ├── go.sum ├── main.go └── types.go /.gitignore: -------------------------------------------------------------------------------- 1 | mcp-difyworkflow-server 2 | build/ -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. Definitions. 8 | 9 | "License" shall mean the terms and conditions for use, reproduction, 10 | and distribution as defined by Sections 1 through 9 of this document. 11 | 12 | "Licensor" shall mean the copyright owner or entity authorized by 13 | the copyright owner that is granting the License. 14 | 15 | "Legal Entity" shall mean the union of the acting entity and all 16 | other entities that control, are controlled by, or are under common 17 | control with that entity. For the purposes of this definition, 18 | "control" means (i) the power, direct or indirect, to cause the 19 | direction or management of such entity, whether by contract or 20 | otherwise, or (ii) ownership of fifty percent (50%) or more of the 21 | outstanding shares, or (iii) beneficial ownership of such entity. 22 | 23 | "You" (or "Your") shall mean an individual or Legal Entity 24 | exercising permissions granted by this License. 25 | 26 | "Source" form shall mean the preferred form for making modifications, 27 | including but not limited to software source code, documentation 28 | source, and configuration files. 29 | 30 | "Object" form shall mean any form resulting from mechanical 31 | transformation or translation of a Source form, including but 32 | not limited to compiled object code, generated documentation, 33 | and conversions to other media types. 34 | 35 | "Work" shall mean the work of authorship, whether in Source or 36 | Object form, made available under the License, as indicated by a 37 | copyright notice that is included in or attached to the work 38 | (an example is provided in the Appendix below). 39 | 40 | "Derivative Works" shall mean any work, whether in Source or Object 41 | form, that is based on (or derived from) the Work and for which the 42 | editorial revisions, annotations, elaborations, or other modifications 43 | represent, as a whole, an original work of authorship. For the purposes 44 | of this License, Derivative Works shall not include works that remain 45 | separable from, or merely link (or bind by name) to the interfaces of, 46 | the Work and Derivative Works thereof. 47 | 48 | "Contribution" shall mean any work of authorship, including 49 | the original version of the Work and any modifications or additions 50 | to that Work or Derivative Works thereof, that is intentionally 51 | submitted to Licensor for inclusion in the Work by the copyright owner 52 | or by an individual or Legal Entity authorized to submit on behalf of 53 | the copyright owner. For the purposes of this definition, "submitted" 54 | means any form of electronic, verbal, or written communication sent 55 | to the Licensor or its representatives, including but not limited to 56 | communication on electronic mailing lists, source code control systems, 57 | and issue tracking systems that are managed by, or on behalf of, the 58 | Licensor for the purpose of discussing and improving the Work, but 59 | excluding communication that is conspicuously marked or otherwise 60 | designated in writing by the copyright owner as "Not a Contribution." 61 | 62 | "Contributor" shall mean Licensor and any individual or Legal Entity 63 | on behalf of whom a Contribution has been received by Licensor and 64 | subsequently incorporated within the Work. 65 | 66 | 2. Grant of Copyright License. Subject to the terms and conditions of 67 | this License, each Contributor hereby grants to You a perpetual, 68 | worldwide, non-exclusive, no-charge, royalty-free, irrevocable 69 | copyright license to reproduce, prepare Derivative Works of, 70 | publicly display, publicly perform, sublicense, and distribute the 71 | Work and such Derivative Works in Source or Object form. 72 | 73 | 3. Grant of Patent License. Subject to the terms and conditions of 74 | this License, each Contributor hereby grants to You a perpetual, 75 | worldwide, non-exclusive, no-charge, royalty-free, irrevocable 76 | (except as stated in this section) patent license to make, have made, 77 | use, offer to sell, sell, import, and otherwise transfer the Work, 78 | where such license applies only to those patent claims licensable 79 | by such Contributor that are necessarily infringed by their 80 | Contribution(s) alone or by combination of their Contribution(s) 81 | with the Work to which such Contribution(s) was submitted. If You 82 | institute patent litigation against any entity (including a 83 | cross-claim or counterclaim in a lawsuit) alleging that the Work 84 | or a Contribution incorporated within the Work constitutes direct 85 | or contributory patent infringement, then any patent licenses 86 | granted to You under this License for that Work shall terminate 87 | as of the date such litigation is filed. 88 | 89 | 4. Redistribution. You may reproduce and distribute copies of the 90 | Work or Derivative Works thereof in any medium, with or without 91 | modifications, and in Source or Object form, provided that You 92 | meet the following conditions: 93 | 94 | (a) You must give any other recipients of the Work or 95 | Derivative Works a copy of this License; and 96 | 97 | (b) You must cause any modified files to carry prominent notices 98 | stating that You changed the files; and 99 | 100 | (c) You must retain, in the Source form of any Derivative Works 101 | that You distribute, all copyright, patent, trademark, and 102 | attribution notices from the Source form of the Work, 103 | excluding those notices that do not pertain to any part of 104 | the Derivative Works; and 105 | 106 | (d) If the Work includes a "NOTICE" text file as part of its 107 | distribution, then any Derivative Works that You distribute must 108 | include a readable copy of the attribution notices contained 109 | within such NOTICE file, excluding those notices that do not 110 | pertain to any part of the Derivative Works, in at least one 111 | of the following places: within a NOTICE text file distributed 112 | as part of the Derivative Works; within the Source form or 113 | documentation, if provided along with the Derivative Works; or, 114 | within a display generated by the Derivative Works, if and 115 | wherever such third-party notices normally appear. The contents 116 | of the NOTICE file are for informational purposes only and 117 | do not modify the License. You may add Your own attribution 118 | notices within Derivative Works that You distribute, alongside 119 | or as an addendum to the NOTICE text from the Work, provided 120 | that such additional attribution notices cannot be construed 121 | as modifying the License. 122 | 123 | You may add Your own copyright statement to Your modifications and 124 | may provide additional or different license terms and conditions 125 | for use, reproduction, or distribution of Your modifications, or 126 | for any such Derivative Works as a whole, provided Your use, 127 | reproduction, and distribution of the Work otherwise complies with 128 | the conditions stated in this License. 129 | 130 | 5. Submission of Contributions. Unless You explicitly state otherwise, 131 | any Contribution intentionally submitted for inclusion in the Work 132 | by You to the Licensor shall be under the terms and conditions of 133 | this License, without any additional terms or conditions. 134 | Notwithstanding the above, nothing herein shall supersede or modify 135 | the terms of any separate license agreement you may have executed 136 | with Licensor regarding such Contributions. 137 | 138 | 6. Trademarks. This License does not grant permission to use the trade 139 | names, trademarks, service marks, or product names of the Licensor, 140 | except as required for reasonable and customary use in describing the 141 | origin of the Work and reproducing the content of the NOTICE file. 142 | 143 | 7. Disclaimer of Warranty. Unless required by applicable law or 144 | agreed to in writing, Licensor provides the Work (and each 145 | Contributor provides its Contributions) on an "AS IS" BASIS, 146 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 147 | implied, including, without limitation, any warranties or conditions 148 | of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A 149 | PARTICULAR PURPOSE. You are solely responsible for determining the 150 | appropriateness of using or redistributing the Work and assume any 151 | risks associated with Your exercise of permissions under this License. 152 | 153 | 8. Limitation of Liability. In no event and under no legal theory, 154 | whether in tort (including negligence), contract, or otherwise, 155 | unless required by applicable law (such as deliberate and grossly 156 | negligent acts) or agreed to in writing, shall any Contributor be 157 | liable to You for damages, including any direct, indirect, special, 158 | incidental, or consequential damages of any character arising as a 159 | result of this License or out of the use or inability to use the 160 | Work (including but not limited to damages for loss of goodwill, 161 | work stoppage, computer failure or malfunction, or any and all 162 | other commercial damages or losses), even if such Contributor 163 | has been advised of the possibility of such damages. 164 | 165 | 9. Accepting Warranty or Additional Liability. While redistributing 166 | the Work or Derivative Works thereof, You may choose to offer, 167 | and charge a fee for, acceptance of support, warranty, indemnity, 168 | or other liability obligations and/or rights consistent with this 169 | License. However, in accepting such obligations, You may act only 170 | on Your own behalf and on Your sole responsibility, not on behalf 171 | of any other Contributor, and only if You agree to indemnify, 172 | defend, and hold each Contributor harmless for any liability 173 | incurred by, or claims asserted against, such Contributor by reason 174 | of your accepting any such warranty or additional liability. 175 | 176 | END OF TERMS AND CONDITIONS 177 | 178 | APPENDIX: How to apply the Apache License to your work. 179 | 180 | To apply the Apache License to your work, attach the following 181 | boilerplate notice, with the fields enclosed by brackets "[]" 182 | replaced with your own identifying information. (Don't include 183 | the brackets!) The text should be enclosed in the appropriate 184 | comment syntax for the file format. We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright [yyyy] [name of copyright owner] 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /Makefile: -------------------------------------------------------------------------------- 1 | .PHONY: build 2 | 3 | build: 4 | ifndef GOOS 5 | ifndef GOARCH 6 | @echo "Building for all platforms..." 7 | @CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -o build/mcp-difyworkflow-server_win_AMD64 . 8 | @CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -o build/mcp-difyworkflow-server_macOS_amd64 . 9 | @CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -o build/mcp-difyworkflow-server_macOS_ARM64 . 10 | else 11 | @echo "Building for specific platform: GOOS=$(GOOS), GOARCH=$(GOARCH)" 12 | @CGO_ENABLED=0 GOOS=$(GOOS) GOARCH=$(GOARCH) go build -o build/mcp-server-difyworkflow_$(GOOS)_$(GOARCH) . 13 | endif 14 | endif -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ## mcp-difyworkflow-server 2 | 3 | mcp-difyworkflow-server is an mcp server Tools application that implements the query and invocation of Dify workflows, supporting the on-demand operation of multiple custom Dify workflows. 4 | 5 | ## INSTALL 6 | 7 | ```shell 8 | git clone https://github.com/gotoolkis/mcp-difyworkflow-server.git 9 | 10 | # build by go 11 | cd mcp-difyworkflow-server 12 | go build . 13 | 14 | ## or use make build 15 | make build 16 | ``` 17 | 18 | ## Configuration 19 | 20 | ```json 21 | { 22 | "mcpServers": { 23 | "mcp-difyworkflow-server": { 24 | "command": "mcp-difyworkflow-server", 25 | "args": ["-base-url", "http://localhost/v1"], 26 | "env": { 27 | "DIFY_WORKFLOW_NAME": "workflow-translator“,workflow-genImag", 28 | "DIFY_API_KEYS": "appkey-xxxxxxxxxxxa,appkey-xxxxxxxxxxxb" 29 | } 30 | } 31 | } 32 | } 33 | ``` 34 | 35 | - **"base-url":"http://localhost/v1"** 36 | 37 | The base URL of the Dify platform api server url. 38 | 39 | - **"command":"mcp-difyworkflow-server"** 40 | 41 | You can specify the absolute path for the compiled binary, or create a symbolic link with:
42 | "sudo ln -s \/mcp-difyworkflow-server /usr/local/bin/mcp-difyworkflow-server" 43 | 44 | - **DIFY_WORKFLOW_NAME、DIFY_API_KEYS** 45 | 46 | Need to correspond one by one in order.
47 | Workflow name can be self-defined by the user in the Prompt, and the Workflow API Key needs to be generated for the corresponding workflow created on the Dify platform (refer to the relevant Dify documentation for how to generate the API KEY). 48 | 49 | ## Usage 50 | 51 | - **list_workflows**
52 | List authorized workflows 53 | - **execute_workflow**
54 | Execute a specified workflow,args: workflow_name, input 55 | Note: The input variable name of the **dify workflow** should be defined by default as: **"message"** 56 | 57 | #### Samples 58 | 59 | > prompt: **查看 mcp-difyworkflow-server 可使用的工具列表**
60 | > prompt: **给我执行 dify 名为 workflow-translator 的工作流，输入的消息为“这是一条测试消息”** 61 | 62 | > prompt: **View the list of tools available for mcp-difyworkflow-server.**
63 | > prompt: **Execute the workflow named 'workflow-translator' for me, the input message is "This is a test message".** 64 | -------------------------------------------------------------------------------- /config.json: -------------------------------------------------------------------------------- 1 | { 2 | "mcpServers": { 3 | "mcp-difyworkflow-server": { 4 | "command": "/Users/yyc/Documents/DevOps/mcp/mcp-difyworkflow-server/mcp-difyworkflow-server", 5 | "args": ["-base-url","http://localhost/v1"], 6 | "env": { 7 | "DIFY_WORKFLOW_NAME":"workflow-searchNews,workflow-genImag", 8 | "DIFY_API_KEYS":"apikey-xxxxxxxxxxx,apikey-xxxxxxxxxxx" 9 | } 10 | } 11 | } 12 | } -------------------------------------------------------------------------------- /go.mod: -------------------------------------------------------------------------------- 1 | module mcp-difyworkflow-server 2 | 3 | go 1.23.3 4 | 5 | require github.com/mark3labs/mcp-go v0.8.2 6 | 7 | require github.com/google/uuid v1.6.0 // indirect 8 | -------------------------------------------------------------------------------- /go.sum: -------------------------------------------------------------------------------- 1 | github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= 2 | github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 3 | github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0= 4 | github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= 5 | github.com/mark3labs/mcp-go v0.8.2 h1:OtqqXlRqjXs6zuMhf1uiuQ2iqBrhMGgLpDeVDUWMKFc= 6 | github.com/mark3labs/mcp-go v0.8.2/go.mod h1:cjMlBU0cv/cj9kjlgmRhoJ5JREdS7YX83xeIG9Ko/jE= 7 | github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= 8 | github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= 9 | github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg= 10 | github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= 11 | gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= 12 | gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= 13 | -------------------------------------------------------------------------------- /main.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "context" 5 | "encoding/json" 6 | "flag" 7 | "fmt" 8 | "io/ioutil" 9 | "net/http" 10 | "os" 11 | "strings" 12 | 13 | "github.com/mark3labs/mcp-go/mcp" 14 | "github.com/mark3labs/mcp-go/server" 15 | ) 16 | 17 | func main() { 18 | apiKeys := os.Getenv("DIFY_API_KEYS") 19 | if apiKeys == "" { 20 | fmt.Println("DIFY_API_KEYS environment variable is required") 21 | return 22 | } 23 | 24 | workflowNames := os.Getenv("DIFY_WORKFLOW_NAME") 25 | if workflowNames == "" { 26 | fmt.Println("DIFY_WORKFLOW_NAME environment variable is required") 27 | return 28 | } 29 | workflows := parseAPIKeys(apiKeys, workflowNames) 30 | baseURL := flag.String("base-url", "http://localhostr/v1", "Base URL for Dify API") 31 | flag.Parse() 32 | 33 | s := server.NewMCPServer( 34 | "Dify Workflow Server", 35 | "1.0.0", 36 | server.WithResourceCapabilities(true, true), 37 | server.WithLogging(), 38 | ) 39 | 40 | listWorkflowsTool := mcp.NewTool("list_workflows", 41 | mcp.WithDescription("List authorized workflows"), 42 | ) 43 | s.AddTool(listWorkflowsTool, listWorkflowsHandler(workflows)) 44 | 45 | executeWorkflowTool := mcp.NewTool("execute_workflow", 46 | mcp.WithDescription("Execute a specified workflow"), 47 | mcp.WithString("workflow_name", 48 | mcp.Required(), 49 | mcp.Description("Name of the workflow to execute"), 50 | ), 51 | mcp.WithString("input", 52 | mcp.Description("Input data for the workflow"), 53 | ), 54 | ) 55 | s.AddTool(executeWorkflowTool, executeWorkflowHandler(workflows, *baseURL)) 56 | 57 | if err := server.ServeStdio(s); err != nil { 58 | fmt.Printf("Server error: %v\n", err) 59 | } 60 | } 61 | 62 | func parseAPIKeys(apiKeys, workflowNames string) map[string]string { 63 | workflows := make(map[string]string) 64 | 65 | apiKeyList := strings.Split(apiKeys, ",") 66 | workflowNameList := strings.Split(workflowNames, ",") 67 | 68 | if len(apiKeyList) != len(workflowNameList) { 69 | fmt.Printf("The number of API Keys does not match the number of workflow names\n") 70 | os.Exit(1) 71 | } 72 | 73 | for i, name := range workflowNameList { 74 | workflows[name] = apiKeyList[i] 75 | } 76 | 77 | return workflows 78 | } 79 | 80 | func listWorkflowsHandler(workflows map[string]string) func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) { 81 | return func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) { 82 | workflowNames := make([]string, 0, len(workflows)) 83 | for name := range workflows { 84 | workflowNames = append(workflowNames, name) 85 | } 86 | return mcp.NewToolResultText(fmt.Sprintf("Authorized workflows: %v", workflowNames)), nil 87 | } 88 | } 89 | 90 | func executeWorkflowHandler(workflows map[string]string, baseURL string) func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) { 91 | return func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) { 92 | workflowName := request.Params.Arguments["workflow_name"].(string) 93 | apiKey, ok := workflows[workflowName] 94 | if !ok { 95 | return mcp.NewToolResultError(fmt.Sprintf("Workflow %s not found", workflowName)), nil 96 | } 97 | 98 | input := "" 99 | if in, ok := request.Params.Arguments["input"].(string); ok { 100 | input = in 101 | } 102 | 103 | response, err := callDifyWorkflowAPI(baseURL, apiKey, input) 104 | if err != nil { 105 | return mcp.NewToolResultError(fmt.Sprintf("Failed to execute workflow: %v", err)), nil 106 | } 107 | 108 | return mcp.NewToolResultText(response), nil 109 | } 110 | } 111 | 112 | func callDifyWorkflowAPI(baseURL, apiKey, input string) (string, error) { 113 | client := &http.Client{} 114 | 115 | body := fmt.Sprintf(`{ 116 | "inputs": {"message":"%s"}, 117 | "response_mode": "blocking", 118 | "user": "mcp-server" 119 | }`, input) 120 | 121 | req, err := http.NewRequest("POST", fmt.Sprintf("%s/workflows/run", baseURL), strings.NewReader(body)) 122 | if err != nil { 123 | return "", err 124 | } 125 | 126 | req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", apiKey)) 127 | req.Header.Set("Content-Type", "application/json") 128 | 129 | resp, err := client.Do(req) 130 | if err != nil { 131 | return "", err 132 | } 133 | defer resp.Body.Close() 134 | 135 | respBody, err := ioutil.ReadAll(resp.Body) 136 | if err != nil { 137 | return "", err 138 | } 139 | 140 | var completionResponse DifyResponse 141 | if err := json.Unmarshal(respBody, &completionResponse); err != nil { 142 | return "", err 143 | } 144 | 145 | if completionResponse.Data.Status == "succeeded" { 146 | return fmt.Sprintf("%s", completionResponse.Data.Outputs["text"]), nil 147 | } 148 | 149 | return "", fmt.Errorf("Workflow execution failed: %s", respBody) 150 | } 151 | -------------------------------------------------------------------------------- /types.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "encoding/json" 5 | ) 6 | 7 | type File struct { 8 | Type string `json:"type"` 9 | TransferMethod string `json:"transfer_method"` 10 | URL string `json:"url"` 11 | UploadFileID string `json:"upload_file_id"` 12 | } 13 | 14 | // v0.7.x 15 | type DifyLegacyRequest struct { 16 | Query string `json:"query"` 17 | Inputs map[string]interface{} `json:"inputs"` 18 | ResponseMode string `json:"response_mode"` 19 | User string `json:"user"` 20 | ConversationID string `json:"conversation_id"` 21 | Files []File `json:"files"` 22 | AutoGenerateName bool `json:"auto_generate_name"` 23 | } 24 | 25 | type Usage struct { 26 | PromptTokens int `json:"prompt_tokens"` 27 | CompletionTokens int `json:"completion_tokens"` 28 | TotalTokens int `json:"total_tokens"` 29 | } 30 | 31 | // v0.7.x 32 | type DifyLegacyResponse struct { 33 | MessageID string `json:"message_id"` 34 | ConversationID string `json:"conversation_id"` 35 | Mode string `json:"mode"` 36 | Answer string `json:"answer"` 37 | Metadata map[string]interface{} `json:"metadata"` 38 | Usage Usage `json:"usage"` 39 | RetrieverResources []interface{} `json:"retriever_resources"` 40 | CreatedAt int64 `json:"created_at"` 41 | } 42 | 43 | // v0.8.x 44 | type DifyWorkFlowRunRequest struct { 45 | Inputs map[string]interface{} `json:"inputs"` 46 | ResponseMode string `json:"response_mode"` 47 | User string `json:"user"` 48 | Files []File `json:"files,omitempty"` 49 | } 50 | 51 | // v0.8.x 52 | type DifyResponse struct { 53 | WorkflowRunID string `json:"workflow_run_id"` 54 | TaskID string `json:"task_id"` 55 | Data struct { 56 | ID string `json:"id"` 57 | WorkflowID string `json:"workflow_id"` 58 | Status string `json:"status"` 59 | Outputs map[string]interface{} `json:"outputs"` 60 | Error string `json:"error"` 61 | ElapsedTime float64 `json:"elapsed_time"` 62 | TotalTokens int `json:"total_tokens"` 63 | TotalSteps int `json:"total_steps"` 64 | CreatedAt int64 `json:"created_at"` 65 | FinishedAt int64 `json:"finished_at"` 66 | } `json:"data"` 67 | } 68 | 69 | // Event represents the base structure for all events 70 | type Event struct { 71 | TaskID string `json:"task_id"` 72 | WorkflowRunID string `json:"workflow_run_id,omitempty"` 73 | MessageID string `json:"message_id,omitempty"` 74 | EventType string `json:"event"` 75 | CreatedAt int64 `json:"created_at"` 76 | Audio string `json:"audio,omitempty"` 77 | } 78 | 79 | // WorkflowStartedEvent represents the workflow_started event 80 | type WorkflowStartedEvent struct { 81 | Event 82 | Data struct { 83 | ID string `json:"id"` 84 | WorkflowID string `json:"workflow_id"` 85 | SequenceNumber int `json:"sequence_number"` 86 | CreatedAt int64 `json:"created_at"` 87 | } `json:"data"` 88 | } 89 | 90 | // NodeStartedEvent represents the node_started event 91 | type NodeStartedEvent struct { 92 | Event 93 | Data struct { 94 | ID string `json:"id"` 95 | NodeID string `json:"node_id"` 96 | NodeType string `json:"node_type"` 97 | Title string `json:"title"` 98 | Index int `json:"index"` 99 | PredecessorNodeID string `json:"predecessor_node_id"` 100 | Inputs []map[string]interface{} `json:"inputs"` 101 | CreatedAt int64 `json:"created_at"` 102 | } `json:"data"` 103 | } 104 | 105 | // NodeFinishedEvent represents the node_finished event 106 | type NodeFinishedEvent struct { 107 | Event 108 | Data struct { 109 | ID string `json:"id"` 110 | NodeID string `json:"node_id"` 111 | Index int `json:"index"` 112 | PredecessorNodeID string `json:"predecessor_node_id,omitempty"` 113 | Inputs json.RawMessage `json:"inputs,omitempty"` 114 | ProcessData json.RawMessage `json:"process_data,omitempty"` 115 | Outputs struct { 116 | Text string `json:"text"` 117 | Usage json.RawMessage `json:"usage,omitempty"` 118 | } 119 | Status string `json:"status"` 120 | Error string `json:"error,omitempty"` 121 | ElapsedTime float64 `json:"elapsed_time,omitempty"` 122 | ExecutionMetadata struct { 123 | TotalTokens int `json:"total_tokens,omitempty"` 124 | TotalPrice string `json:"total_price,omitempty"` 125 | Currency string `json:"currency,omitempty"` 126 | } `json:"execution_metadata"` 127 | CreatedAt int64 `json:"created_at"` 128 | } `json:"data"` 129 | } 130 | 131 | // WorkflowFinishedEvent represents the workflow_finished event 132 | type WorkflowFinishedEvent struct { 133 | Event 134 | Data struct { 135 | ID string `json:"id"` 136 | WorkflowID string `json:"workflow_id"` 137 | Status string `json:"status"` 138 | Outputs struct { 139 | Text string `json:"text"` 140 | } 141 | Error string `json:"error,omitempty"` 142 | ElapsedTime float64 `json:"elapsed_time,omitempty"` 143 | TotalTokens int `json:"total_tokens,omitempty"` 144 | TotalSteps int `json:"total_steps"` 145 | CreatedAt int64 `json:"created_at"` 146 | FinishedAt int64 `json:"finished_at"` 147 | } `json:"data"` 148 | } 149 | 150 | type TextChunkEvent struct { 151 | TaskID string `json:"task_id"` 152 | WorkflowRunID string `json:"workflow_run_id,omitempty"` 153 | EventType string `json:"event"` 154 | Data struct { 155 | Text string `json:"text"` 156 | FromVariableSelector []string `json:"from_variable_selector"` 157 | } 158 | } 159 | 160 | // TTSMessageEvent represents the tts_message event 161 | type TTSMessageEvent struct { 162 | Event 163 | ConversationID string `json:"conversation_id"` 164 | } 165 | 166 | // TTSMessageEndEvent represents the tts_message_end event 167 | type TTSMessageEndEvent struct { 168 | Event 169 | ConversationID string `json:"conversation_id"` 170 | } 171 | 172 | // PingEvent represents the ping event 173 | type PingEvent struct { 174 | Event 175 | } 176 | --------------------------------------------------------------------------------