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62 lines
4.4 KiB
Plaintext
62 lines
4.4 KiB
Plaintext
---
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title: Přehled
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description: Server-side TypeScript, který běží uvnitř Twenty — spouštěný pomocí HTTP rout, plánů CRON, databázových událostí, nástrojů AI nebo akcí pracovního postupu.
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icon: bolt
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---
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**Logická vrstva** aplikace Twenty je kód, který *běží* — server-side TypeScript handlery reagující na HTTP požadavky, plány CRON a změny záznamů; AI dovednosti a agenti, kteří fungují uvnitř pracovního prostoru; a připojení OAuth, která umožňují vašim funkcím jednat jménem uživatele ve službách třetích stran.
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```text
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┌─ HTTP route ──┐
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│ Cron schedule │
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│ Database event │ ┌────────────────────┐
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triggers ─┤ AI tool call ├─────▶│ Logic function │
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│ Workflow action │ │ (your handler) │
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│ Manual exec │ └────────────────────┘
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└────────────────────┘ │
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▼
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┌────────────────────────────┐
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│ Twenty API (records) │
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│ Third-party API │
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│ (via Connection token) │
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└────────────────────────────┘
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```
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## V této části
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<CardGroup cols={2}>
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<Card title="Logické funkce" icon="bolt" href="/l/cs/developers/extend/apps/logic/logic-functions">
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Základní stavební blok — typy spouštěčů, payloady a typovaný klient API.
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</Card>
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<Card title="Dovednosti a agenti" icon="robot" href="/l/cs/developers/extend/apps/logic/skills-and-agents">
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Opakovaně použitelné pokyny pro agenty AI a asistenti s vlastními systémovými prompty.
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</Card>
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<Card title="Připojení" icon="plug" href="/l/cs/developers/extend/apps/logic/connections">
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Přihlašovací údaje OAuth, které vaše aplikace uchovává pro služby třetích stran — Linear, GitHub, Slack a další.
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</Card>
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<Card title="Úložiště typu klíč–hodnota" icon="database" href="/l/cs/developers/extend/apps/logic/key-value-store">
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Udržujte stav mezi spuštěními logických funkcí – cache, kurzory a nároky napříč pracovními prostory.
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</Card>
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<Card title="Úlohy na pozadí" icon="layer-group" href="/l/cs/developers/extend/apps/logic/background-jobs">
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Zařaďte spuštění logické funkce do fronty pro pracovníky, abyste obešli časový limit na jedno spuštění.
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</Card>
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</CardGroup>
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## Přehled typů spouštěčů
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Logická funkce volí jeden nebo více spouštěčů — každá z níže uvedených položek je samostatné pole v `defineLogicFunction()`:
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| Spouštěč | Kdy se spouští | Nastavení |
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| --------------------------- | ----------------------------------------------------------------- | ------------------------------- |
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| **HTTP route** | Požadavek dorazí na váš koncový bod `/s/\<path>` | `httpRouteTriggerSettings` |
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| **Cron** | CRON výraz se shoduje | `cronTriggerSettings` |
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| **Událost databáze** | Záznam v pracovním prostoru je vytvořen, aktualizován nebo smazán | `databaseEventTriggerSettings` |
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| **Nástroj AI** | Funkce Twenty AI se rozhodne zavolat vaši funkci | `toolTriggerSettings` |
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| **Akce pracovního postupu** | Krok pracovního postupu vyvolá vaši funkci | `workflowActionTriggerSettings` |
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Funkce běží v izolovaných sandboxovaných procesech Node.js a přistupují k pracovnímu prostoru přes typovaného klienta API omezeného na roli deklarovanou v [`defineApplication()`](/l/cs/developers/extend/apps/config/application).
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<Note>
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**Instalační hooky** — kód, který běží před nebo po instalaci — sdílejí toto běhové prostředí, ale používají vlastní funkce `define` a nacházejí se pod [Config → Install Hooks](/l/cs/developers/extend/apps/config/install-hooks).
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</Note>
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