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feat(ai): add OpenAI-compatible provider (custom base URL) #97

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Merged
DavidBabinec merged 8 commits into from
Jul 1, 2026
Merged

feat(ai): add OpenAI-compatible provider (custom base URL) #97

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d1952c2
refactor(ai): extract shared chat/completions adapter from ollama driver
Jun 28, 2026
19d02f5
feat(ai): add openai-compatible provider driver (custom base URL)
Jun 28, 2026
533c293
feat(ai): expose openai-compatible provider in the admin providers UI
Jun 28, 2026
c57ee74
docs(ai): document the openai-compatible provider
Jun 28, 2026
691689e
fix(ai): normalize openai-compatible base URL /v1 suffix + doc/test p…
Jun 28, 2026
8aac024
feat(ai): rename custom provider display label to 'Custom Provider'
Jun 28, 2026
55a37df
fix(ai): tolerate explicit null in chat/completions stream chunks
Jun 28, 2026
21c7d2b
fix(ai): repair OpenAI-compatible provider checks
DavidBabinec Jul 1, 2026
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refactor(ai): extract shared chat/completions adapter from ollama driver
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Mario
Mario committed Jun 28, 2026
commit d1952c23d651e0dea576140afb287d1eb0b94823
51 changes: 51 additions & 0 deletions server/ai/drivers/http/chatCompletions.test.ts
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Original file line number Diff line number Diff line change
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import { describe, it, expect } from 'bun:test'
import {
mapChatHistory,
ChatCompletionsTurnTranslator,
trimSlash,
} from './chatCompletions'
import type { SseFrame } from './sse'

function frame(obj: unknown): SseFrame {
return { event: null, data: JSON.stringify(obj) }
}

describe('chatCompletions shared adapter', () => {
it('trimSlash strips trailing slashes', () => {
expect(trimSlash('http://x/v1/')).toBe('http://x/v1')
expect(trimSlash('http://x/v1')).toBe('http://x/v1')
})

it('mapChatHistory prepends the system prompt as a system message', () => {
const turns = mapChatHistory(['be terse'], [
{ role: 'user', content: [{ kind: 'text', text: 'hi' }] },
])
expect(turns[0]).toEqual([{ role: 'system', content: 'be terse' }])
expect(turns[1]).toEqual([{ role: 'user', content: 'hi' }])
})

it('translator accumulates streamed text and finishes with stop=true when no tool calls', () => {
const t = new ChatCompletionsTurnTranslator()
const events = t.translate(frame({ choices: [{ delta: { content: 'Hello' } }] }))
expect(events).toEqual([{ type: 'text', text: 'Hello' }])
const result = t.finish()
expect(result.stop).toBe(true)
expect(result.toolCalls).toEqual([])
})

it('translator emits one toolCall event per accumulated call at finish_reason', () => {
const t = new ChatCompletionsTurnTranslator()
t.translate(frame({ choices: [{ delta: { tool_calls: [
{ index: 0, id: 'c1', function: { name: 'insertHtml', arguments: '{"ht' } },
] } }] }))
const ev = t.translate(frame({ choices: [{ delta: { tool_calls: [
{ index: 0, function: { arguments: 'ml":"<p/>"}' } },
] }, finish_reason: 'tool_calls' }] }))
const toolEvent = ev.find((e) => e.type === 'toolCall')
expect(toolEvent).toBeTruthy()
expect(toolEvent).toMatchObject({ type: 'toolCall', toolName: 'insertHtml', toolCallId: 'c1' })
const result = t.finish()
expect(result.stop).toBe(false)
expect(result.toolCalls[0]).toMatchObject({ name: 'insertHtml' })
})
})
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