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# ---------------------------------------------- 100 --------------------------------------------- #
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using JSON, Dates, UUIDs, PrettyPrinting, Base64, DataFrames, NATS, HTTP
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using GeneralUtils, msghandler
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# ------------------------------------------------------------------------------------------------ #
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# llama.cpp chat request example (direct HTTP) #
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# ------------------------------------------------------------------------------------------------ #
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# 1. Read local file and encode to base64 string
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image_path = "test/large_image.png"
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image_bytes = read(image_path)
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base64_string = base64encode(image_bytes)
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# 2. Match the MIME type according to your file extension (e.g., png, jpeg)
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mime_type = "image/png"
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data_uri = "data:$(mime_type);base64,$(base64_string)"
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headers = [
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"Content-Type" => "application/json",
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"Authorization" => "Bearer no-key"
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]
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# 3. Construct payload with the Data URI
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messages = Dict(
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"model" => "gemma-4-E4B-it-UD-Q4_K_XL",
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"messages" => [
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Dict(
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"role" => "user",
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"content" => [
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Dict("type" => "text", "text" => "Describe this image for me."),
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Dict(
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"type" => "image_url",
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"image_url" => Dict("url" => data_uri)
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)
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]
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)
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],
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"temperature" => 0.7
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)
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url = "http://192.168.1.8:9001/v1/chat/completions"
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response = HTTP.post(url, headers, JSON.json(messages))
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r = JSON.parse(response.body)
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# ------------------------------------------------------------------------------------------------ #
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# Llama.cpp Embedding multiple text example (direct HTTP) #
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# ------------------------------------------------------------------------------------------------ #
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using HTTP
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using JSON
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url = "http://192.168.88.50:9010/v1/embeddings"
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headers = [
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"Content-Type" => "application/json",
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"Authorization" => "Bearer no-key"
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]
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# Pass an array of strings instead of a single string
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documents = [
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"System architecture specification for heart monitor logic.",
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"NATS broker cluster configuration options for low-latency.",
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"Julia signal processing worker initialization sequence."
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]
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body_data = Dict(
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"model" => "embeddinggemma-300M-BF16",
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"input" => documents
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)
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try
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response = HTTP.post(url, headers, JSON.json(body_data))
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parsed = JSON.parse(String(response.body))
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# Extract multiple vectors (ordered identically to your input array)
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for (i, item) in enumerate(parsed["data"])
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idx = item["index"] + 1 # API indexes are 0-based; Julia is 1-based
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vector = item["embedding"]
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println("Document $idx unified vector size: ", length(vector))
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end
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catch e
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println("Batch embedding failed: ", e)
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end
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# ------------------------------------------------------------------------------------------------ #
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# test openai_message (NATS) #
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# ------------------------------------------------------------------------------------------------ #
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# ------------------------------------------------------------------------------------------------ #
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# Llama.cpp Embedding multiple text with NATS #
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# ------------------------------------------------------------------------------------------------ #
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using JSON, Dates, UUIDs, PrettyPrinting, Base64, DataFrames, NATS, HTTP
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using GeneralUtils, msghandler
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const config = JSON.parsefile("./appconfig.json")
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documents = [
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"System architecture specification for heart monitor logic.",
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# "NATS broker cluster configuration options for low-latency.",
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# "Julia signal processing worker initialization sequence."
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]
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documents_dict = Dict("documents"=> documents)
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payloads = [("documents", documents_dict, "dictionary")]
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message_envelope, forward_msg_envelope_json_str = msghandler.smartpack(
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config["this_service_input_channel"]["nats"],
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payloads;
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msg_purpose="embedding",
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broker_url=config["nats_server_info"]["url"],
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fileserver_url=config["externalService"]["fileserver"]["url"])
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connection = NATS.connect(config["nats_server_info"]["url"])
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reply = NATS.request(connection,
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config["this_service_input_channel"]["nats"],
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forward_msg_envelope_json_str, timeout=120)
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incoming_env_json_str = String(reply.payload)
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incoming_env = msghandler.smartunpack(incoming_env_json_str)
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embedding_response = incoming_env["payloads"][1][2]
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for (i, item) in enumerate(embedding_response["data"])
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vector = item["embedding"]
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println("Document $i embedding vector size: ", length(vector))
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end
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# ------------------------------------------------------------------------------------------------ #
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# test openai_message (NATS) #
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# ------------------------------------------------------------------------------------------------ #
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using JSON, Dates, UUIDs, PrettyPrinting, Base64, DataFrames, NATS, HTTP
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using GeneralUtils, msghandler
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const config = JSON.parsefile("./appconfig.json")
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# 1. Read local file and encode to base64 string
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image_path = "test/large_image.png"
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image_bytes = read(image_path)
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base64_string = base64encode(image_bytes)
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# 2. Match the MIME type according to your file extension (e.g., png, jpeg)
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mime_type = "image/png"
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data_uri = "data:$(mime_type);base64,$(base64_string)"
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headers = [
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"Content-Type" => "application/json",
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"Authorization" => "Bearer no-key"
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]
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# 3. Construct payload with the Data URI
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openai_msg = Dict(
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"model" => "gemma-4-E4B-it-UD-Q4_K_XL",
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"messages" => [
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Dict(
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"role" => "user",
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"content" => [
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Dict("type" => "text", "text" => "Describe this image for me in detail."),
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Dict(
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"type" => "image_url",
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"image_url" => Dict("url" => data_uri)
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)
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]
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)
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],
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"temperature" => 0.7
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)
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payloads = [("msg", openai_msg, "dictionary")] # List of tuples
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message_envelope, forward_msg_envelope_json_str = msghandler.smartpack(
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config["this_service_input_channel"]["nats"],
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payloads;
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msg_purpose="text2text",
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broker_url=config["nats_server_info"]["url"],
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fileserver_url=config["externalService"]["fileserver"]["url"])
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connection = NATS.connect(config["nats_server_info"]["url"])
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reply = NATS.request(connection,
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config["this_service_input_channel"]["nats"],
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forward_msg_envelope_json_str, timeout=120)
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incoming_env_json_str = String(reply.payload)
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incoming_env = msghandler.smartunpack(incoming_env_json_str)
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ai_response = incoming_env["payloads"][1][2]
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content = ai_response["choices"][1]["message"]["content"]
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