⬇ Download`;\n send(\"text\", {\n text: `✅ **Synthesis Complete**\\n\\n${soundData.description}\\n**Duration:** ${soundData.duration.toFixed(2)}s | **Pitch:** ${Math.round(soundData.pitch)}Hz | **Timbre:** ${soundData.waveType}\\n\\n${htmlPlayer}`\n });\n send(\"suggested_reply\", { text: \"synth chord -f 262 -d 3 -w mayonese --notes 1,1.25,1.5\", data: undefined });\n send(\"suggested_reply\", { text: \"synth tremolo -f 330 -d 2 -w calzone\", data: undefined });\n send(\"suggested_reply\", { text: \"synth trill -f 523 -d 2 -w flute\", data: undefined });\n } catch (error) {\n console.error(\"Synthesis error:\", error);\n send(\"text\", { text: `❌ **Error:** ${error.message}` });\n send(\"meta\", { content_type: \"text/markdown\", suggested_replies: false });\n }\n send(\"done\", {});\n}\n\nasync function getBotSettings(): Promise {\n const rateCard = \"| Type | Price |\\n|------|------|\\n\" + `| Message | ${BASE_COST} points |\\n`;\n const costLabel = `${BASE_COST} points`;\n const introductionMessage = `Important: You can't talk to Instrument-Generator by using natural language. \nYou must use the semantic keywords, flags and commands below.\n\n**Instruments available:**\nkeyboard, bass, mayonese, calzone, flute, trumpet, clarinet, oboe, harp, marimba, organ, bell\n\n**Wave Types:**\nsine, square, sawtooth, triangle, pluck, noise, pulse, complex\n\n**Events:**\nnote, chord, sweep, arpeggio, tremolo, trill, glitch\n\n**Flags:**\n-f Frequency (20-20000Hz)\n-d Duration (0.1-10s)\n-w Waveform/instrument\n-v <0-1> Velocity/amplitude\n-h Harmonic ratios (comma-separated)\n-a Envelope (attack,decay,sustain,release)\n--start Sweep start frequency\n--end Sweep end frequency\n--notes Chord/arpeggio note ratios\n\n**Examples Prompts:**\nsynth note -f 440 -d 2 -w keyboard -v 0.9\nsynth tremolo -f 196 -d 2 -w calzone\nsynth trill -f 523 -d 2 -w flute`;\n return {\n allow_attachments: false,\n expand_text_attachments: false,\n enable_multi_bot_chat_prompting: true,\n rate_card: rateCard,\n cost_label: costLabel,\n supports_system_messages: true,\n introduction_message: introductionMessage\n };\n}\n\ntype BotSettings = {\n allow_attachments?: boolean;\n expand_text_attachments?: boolean;\n enable_multi_bot_chat_prompting?: boolean;\n rate_card?: string;\n cost_label?: string;\n supports_system_messages?: boolean;\n introduction_message?: string;\n};\n\nfunction encodeEvent(event: string, data: any = {}) {\n return new TextEncoder().encode(`event: ${event}\\ndata: ${JSON.stringify(data)}\\n\\n`);\n}\n\nfunction verifyAuthentication(req: Request): boolean {\n const authHeader = req.headers.get(\"Authorization\");\n if (!authHeader) return false;\n const token = authHeader.startsWith(\"Bearer \") ? authHeader.slice(7) : authHeader;\n return token === BOT_KEY;\n}\n\nexport default async function (req: Request): Promise {\n if (!verifyAuthentication(req)) {\n return new Response(JSON.stringify({ error: \"Unauthorized\" }), {\n status: 401,\n headers: { \"Content-Type\": \"application/json\" }\n });\n }\n const reqBody = await req.json().catch((e) => {\n console.error(\"Body parse error:\", e);\n return {};\n });\n console.log(\"Request body:\", reqBody);\n if (reqBody.type === \"settings\") {\n return new Response(JSON.stringify(await getBotSettings()), {\n status: 200,\n headers: { \"Content-Type\": \"application/json\" }\n });\n }\n const body = new ReadableStream({\n start(controller) {\n const send = (event, data) => {\n controller.enqueue(encodeEvent(event, data));\n };\n return getResponse(reqBody, send)\n .catch((e) => console.error(\"Response generation error:\", e))\n .finally(() => controller.close());\n }\n });\n return new Response(body, {\n status: 200,\n headers: { \"Content-Type\": \"text/event-stream\" }\n });\n}","deleted","label",[98],"permalink","https://www.val.town/x/OpenSourceLab/Instrument-Generator/code/main.tsx","extension","actionData","errors"]