Use generated types

deltachat-rpc-client/src/deltachat_rpc_client/_generated_types.py

@@ -0,0 +1,775 @@
+from dataclasses import dataclass
+from enum import Enum
+from typing import TypeAlias, Union, Optional, Tuple, Any
+
+
+class AccountEnum:
+    @dataclass(kw_only=True)
+    class Configured:
+        kind: str = "Configured"
+        addr: Optional[str]
+        color: str
+        display_name: Optional[str]
+        id: int
+        profile_image: Optional[str]
+
+    @dataclass(kw_only=True)
+    class Unconfigured:
+        kind: str = "Unconfigured"
+        id: int
+
+
+Account: TypeAlias = AccountEnum.Configured | AccountEnum.Unconfigured
+
+
+@dataclass(kw_only=True)
+class BasicChat:
+    archived: bool
+    chat_type: int
+    color: str
+    id: int
+    is_contact_request: bool
+    is_device_chat: bool
+    is_muted: bool
+    is_protected: bool
+    is_self_talk: bool
+    is_unpromoted: bool
+    name: str
+    profile_image: str
+
+
+class ChatListItemFetchResultEnum:
+    @dataclass(kw_only=True)
+    class ChatListItem:
+        kind: str = "ChatListItem"
+        avatar_path: Optional[str]
+        color: str
+        dm_chat_contact: Optional[int]
+        fresh_message_counter: int
+        id: int
+        is_archived: bool
+        is_broadcast: bool
+        is_contact_request: bool
+        is_device_talk: bool
+        is_group: bool
+        is_muted: bool
+        is_pinned: bool
+        is_protected: bool
+        is_self_in_group: bool
+        is_self_talk: bool
+        is_sending_location: bool
+        last_message_id: Optional[int]
+        last_message_type: Optional["Viewtype"]
+        last_updated: Optional[int]
+        name: str
+        summary_preview_image: Optional[str]
+        summary_status: int
+        summary_text1: str
+        summary_text2: str
+        was_seen_recently: bool
+
+    @dataclass(kw_only=True)
+    class ArchiveLink:
+        kind: str = "ArchiveLink"
+        fresh_message_counter: int
+
+    @dataclass(kw_only=True)
+    class Error:
+        kind: str = "Error"
+        error: str
+        id: int
+
+
+ChatListItemFetchResult: TypeAlias = (
+    ChatListItemFetchResultEnum.ChatListItem
+    | ChatListItemFetchResultEnum.ArchiveLink
+    | ChatListItemFetchResultEnum.Error
+)
+
+
+class ChatVisibility(Enum):
+    NORMAL = "Normal"
+    ARCHIVED = "Archived"
+    PINNED = "Pinned"
+
+
+@dataclass(kw_only=True)
+class Contact:
+    address: str
+    auth_name: str
+    color: str
+    display_name: str
+    id: int
+    is_blocked: bool
+    is_verified: bool
+    last_seen: int
+    name: str
+    name_and_addr: str
+    profile_image: str
+    status: str
+    verifier_addr: str
+    verifier_id: int
+    was_seen_recently: bool
+
+
+class DownloadState(Enum):
+    DONE = "Done"
+    AVAILABLE = "Available"
+    FAILURE = "Failure"
+    IN_PROGRESS = "InProgress"
+
+
+@dataclass(kw_only=True)
+class Event:
+    context_id: int
+    event: "EventType"
+
+
+class EventTypeEnum:
+    @dataclass(kw_only=True)
+    class Info:
+        kind: str = "Info"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class SmtpConnected:
+        kind: str = "SmtpConnected"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class ImapConnected:
+        kind: str = "ImapConnected"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class SmtpMessageSent:
+        kind: str = "SmtpMessageSent"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class ImapMessageDeleted:
+        kind: str = "ImapMessageDeleted"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class ImapMessageMoved:
+        kind: str = "ImapMessageMoved"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class ImapInboxIdle:
+        kind: str = "ImapInboxIdle"
+
+    @dataclass(kw_only=True)
+    class NewBlobFile:
+        kind: str = "NewBlobFile"
+        file: str
+
+    @dataclass(kw_only=True)
+    class DeletedBlobFile:
+        kind: str = "DeletedBlobFile"
+        file: str
+
+    @dataclass(kw_only=True)
+    class Warning:
+        kind: str = "Warning"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class Error:
+        kind: str = "Error"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class ErrorSelfNotInGroup:
+        kind: str = "ErrorSelfNotInGroup"
+        msg: str
+
+    @dataclass(kw_only=True)
+    class MsgsChanged:
+        kind: str = "MsgsChanged"
+        chat_id: int
+        msg_id: int
+
+    @dataclass(kw_only=True)
+    class ReactionsChanged:
+        kind: str = "ReactionsChanged"
+        chat_id: int
+        contact_id: int
+        msg_id: int
+
+    @dataclass(kw_only=True)
+    class IncomingMsg:
+        kind: str = "IncomingMsg"
+        chat_id: int
+        msg_id: int
+
+    @dataclass(kw_only=True)
+    class IncomingMsgBunch:
+        kind: str = "IncomingMsgBunch"
+        msg_ids: list[int]
+
+    @dataclass(kw_only=True)
+    class MsgsNoticed:
+        kind: str = "MsgsNoticed"
+        chat_id: int
+
+    @dataclass(kw_only=True)
+    class MsgDelivered:
+        kind: str = "MsgDelivered"
+        chat_id: int
+        msg_id: int
+
+    @dataclass(kw_only=True)
+    class MsgFailed:
+        kind: str = "MsgFailed"
+        chat_id: int
+        msg_id: int
+
+    @dataclass(kw_only=True)
+    class MsgRead:
+        kind: str = "MsgRead"
+        chat_id: int
+        msg_id: int
+
+    @dataclass(kw_only=True)
+    class MsgDeleted:
+        kind: str = "MsgDeleted"
+        chat_id: int
+        msg_id: int
+
+    @dataclass(kw_only=True)
+    class ChatModified:
+        kind: str = "ChatModified"
+        chat_id: int
+
+    @dataclass(kw_only=True)
+    class ChatEphemeralTimerModified:
+        kind: str = "ChatEphemeralTimerModified"
+        chat_id: int
+        timer: int
+
+    @dataclass(kw_only=True)
+    class ContactsChanged:
+        kind: str = "ContactsChanged"
+        contact_id: Optional[int]
+
+    @dataclass(kw_only=True)
+    class LocationChanged:
+        kind: str = "LocationChanged"
+        contact_id: Optional[int]
+
+    @dataclass(kw_only=True)
+    class ConfigureProgress:
+        kind: str = "ConfigureProgress"
+        comment: Optional[str]
+        progress: int
+
+    @dataclass(kw_only=True)
+    class ImexProgress:
+        kind: str = "ImexProgress"
+        progress: int
+
+    @dataclass(kw_only=True)
+    class ImexFileWritten:
+        kind: str = "ImexFileWritten"
+        path: str
+
+    @dataclass(kw_only=True)
+    class SecurejoinInviterProgress:
+        kind: str = "SecurejoinInviterProgress"
+        contact_id: int
+        progress: int
+
+    @dataclass(kw_only=True)
+    class SecurejoinJoinerProgress:
+        kind: str = "SecurejoinJoinerProgress"
+        contact_id: int
+        progress: int
+
+    @dataclass(kw_only=True)
+    class ConnectivityChanged:
+        kind: str = "ConnectivityChanged"
+
+    @dataclass(kw_only=True)
+    class SelfavatarChanged:
+        kind: str = "SelfavatarChanged"
+
+    @dataclass(kw_only=True)
+    class WebxdcStatusUpdate:
+        kind: str = "WebxdcStatusUpdate"
+        msg_id: int
+        status_update_serial: int
+
+    @dataclass(kw_only=True)
+    class WebxdcInstanceDeleted:
+        kind: str = "WebxdcInstanceDeleted"
+        msg_id: int
+
+
+EventType: TypeAlias = (
+    EventTypeEnum.Info
+    | EventTypeEnum.SmtpConnected
+    | EventTypeEnum.ImapConnected
+    | EventTypeEnum.SmtpMessageSent
+    | EventTypeEnum.ImapMessageDeleted
+    | EventTypeEnum.ImapMessageMoved
+    | EventTypeEnum.ImapInboxIdle
+    | EventTypeEnum.NewBlobFile
+    | EventTypeEnum.DeletedBlobFile
+    | EventTypeEnum.Warning
+    | EventTypeEnum.Error
+    | EventTypeEnum.ErrorSelfNotInGroup
+    | EventTypeEnum.MsgsChanged
+    | EventTypeEnum.ReactionsChanged
+    | EventTypeEnum.IncomingMsg
+    | EventTypeEnum.IncomingMsgBunch
+    | EventTypeEnum.MsgsNoticed
+    | EventTypeEnum.MsgDelivered
+    | EventTypeEnum.MsgFailed
+    | EventTypeEnum.MsgRead
+    | EventTypeEnum.MsgDeleted
+    | EventTypeEnum.ChatModified
+    | EventTypeEnum.ChatEphemeralTimerModified
+    | EventTypeEnum.ContactsChanged
+    | EventTypeEnum.LocationChanged
+    | EventTypeEnum.ConfigureProgress
+    | EventTypeEnum.ImexProgress
+    | EventTypeEnum.ImexFileWritten
+    | EventTypeEnum.SecurejoinInviterProgress
+    | EventTypeEnum.SecurejoinJoinerProgress
+    | EventTypeEnum.ConnectivityChanged
+    | EventTypeEnum.SelfavatarChanged
+    | EventTypeEnum.WebxdcStatusUpdate
+    | EventTypeEnum.WebxdcInstanceDeleted
+)
+
+
+@dataclass(kw_only=True)
+class FullChat:
+    archived: bool
+    can_send: bool
+    chat_type: int
+    color: str
+    contact_ids: list[int]
+    contacts: list["Contact"]
+    ephemeral_timer: int
+    fresh_message_counter: int
+    id: int
+    is_contact_request: bool
+    is_device_chat: bool
+    is_muted: bool
+    is_protected: bool
+    is_self_talk: bool
+    is_unpromoted: bool
+    mailing_list_address: str
+    name: str
+    profile_image: str
+    self_in_group: bool
+    was_seen_recently: bool
+
+
+@dataclass(kw_only=True)
+class HttpResponse:
+    blob: str
+    encoding: str
+    mimetype: str
+
+
+@dataclass(kw_only=True)
+class Location:
+    accuracy: float
+    chat_id: int
+    contact_id: int
+    is_independent: bool
+    latitude: float
+    location_id: int
+    longitude: float
+    marker: str
+    msg_id: int
+    timestamp: int
+
+
+@dataclass(kw_only=True)
+class Message:
+    chat_id: int
+    dimensions_height: int
+    dimensions_width: int
+    download_state: "DownloadState"
+    duration: int
+    error: str
+    file: str
+    file_bytes: int
+    file_mime: str
+    file_name: str
+    from_id: int
+    has_deviating_timestamp: bool
+    has_html: bool
+    has_location: bool
+    id: int
+    is_bot: bool
+    is_forwarded: bool
+    is_info: bool
+    is_setupmessage: bool
+    override_sender_name: str
+    parent_id: int
+    quote: Optional["MessageQuote"]
+    reactions: Optional["Reactions"]
+    received_timestamp: int
+    sender: "Contact"
+    setup_code_begin: str
+    show_padlock: bool
+    sort_timestamp: int
+    state: int
+    subject: str
+    system_message_type: "SystemMessageType"
+    text: str
+    timestamp: int
+    videochat_type: int
+    videochat_url: str
+    view_type: "Viewtype"
+    webxdc_info: Optional["WebxdcMessageInfo"]
+
+
+@dataclass(kw_only=True)
+class MessageData:
+    file: str
+    html: str
+    location: Tuple[float, float]
+    override_sender_name: str
+    quoted_message_id: int
+    text: str
+    viewtype: Optional["Viewtype"]
+
+
+class MessageListItemEnum:
+    @dataclass(kw_only=True)
+    class Message:
+        kind: str = "Message"
+        msg_id: int
+
+    @dataclass(kw_only=True)
+    class DayMarker:
+        kind: str = "DayMarker"
+        timestamp: int
+
+
+MessageListItem: TypeAlias = MessageListItemEnum.Message | MessageListItemEnum.DayMarker
+
+
+class MessageLoadResultEnum:
+    @dataclass(kw_only=True)
+    class Message:
+        kind: str = "Message"
+        chat_id: int
+        dimensions_height: int
+        dimensions_width: int
+        download_state: "DownloadState"
+        duration: int
+        error: Optional[str]
+        file: Optional[str]
+        file_bytes: int
+        file_mime: Optional[str]
+        file_name: Optional[str]
+        from_id: int
+        has_deviating_timestamp: bool
+        has_html: bool
+        has_location: bool
+        id: int
+        is_bot: bool
+        is_forwarded: bool
+        is_info: bool
+        is_setupmessage: bool
+        override_sender_name: Optional[str]
+        parent_id: Optional[int]
+        quote: Optional["MessageQuote"]
+        reactions: Optional["Reactions"]
+        received_timestamp: int
+        sender: "Contact"
+        setup_code_begin: Optional[str]
+        show_padlock: bool
+        sort_timestamp: int
+        state: int
+        subject: str
+        system_message_type: "SystemMessageType"
+        text: str
+        timestamp: int
+        videochat_type: Optional[int]
+        videochat_url: Optional[str]
+        view_type: "Viewtype"
+        webxdc_info: Optional["WebxdcMessageInfo"]
+
+    @dataclass(kw_only=True)
+    class LoadingError:
+        kind: str = "LoadingError"
+        error: str
+
+
+MessageLoadResult: TypeAlias = MessageLoadResultEnum.Message | MessageLoadResultEnum.LoadingError
+
+
+@dataclass(kw_only=True)
+class MessageNotificationInfo:
+    account_id: int
+    chat_id: int
+    chat_name: str
+    chat_profile_image: str
+    id: int
+    image: str
+    image_mime_type: str
+    summary_prefix: str
+    summary_text: str
+
+
+class MessageQuoteEnum:
+    @dataclass(kw_only=True)
+    class JustText:
+        kind: str = "JustText"
+        text: str
+
+    @dataclass(kw_only=True)
+    class WithMessage:
+        kind: str = "WithMessage"
+        author_display_color: str
+        author_display_name: str
+        image: Optional[str]
+        is_forwarded: bool
+        message_id: int
+        override_sender_name: Optional[str]
+        text: str
+        view_type: "Viewtype"
+
+
+MessageQuote: TypeAlias = MessageQuoteEnum.JustText | MessageQuoteEnum.WithMessage
+
+
+@dataclass(kw_only=True)
+class MessageReadReceipt:
+    contact_id: int
+    timestamp: int
+
+
+@dataclass(kw_only=True)
+class MessageSearchResult:
+    author_color: str
+    author_id: int
+    author_name: str
+    author_profile_image: str
+    chat_color: str
+    chat_name: str
+    chat_profile_image: str
+    chat_type: int
+    id: int
+    is_chat_archived: bool
+    is_chat_contact_request: bool
+    is_chat_protected: bool
+    message: str
+    timestamp: int
+
+
+class MuteDurationEnum:
+    @dataclass(kw_only=True)
+    class NotMuted:
+        kind: str = "NotMuted"
+
+    @dataclass(kw_only=True)
+    class Forever:
+        kind: str = "Forever"
+
+    @dataclass(kw_only=True)
+    class Until:
+        kind: str = "Until"
+        timestamp: int
+
+
+MuteDuration: TypeAlias = MuteDurationEnum.NotMuted | MuteDurationEnum.Forever | MuteDurationEnum.Until
+
+
+@dataclass(kw_only=True)
+class ProviderInfo:
+    before_login_hint: str
+    overview_page: str
+    status: int
+
+
+class QrEnum:
+    @dataclass(kw_only=True)
+    class AskVerifyContact:
+        kind: str = "AskVerifyContact"
+        authcode: str
+        contact_id: int
+        fingerprint: str
+        invitenumber: str
+
+    @dataclass(kw_only=True)
+    class AskVerifyGroup:
+        kind: str = "AskVerifyGroup"
+        authcode: str
+        contact_id: int
+        fingerprint: str
+        grpid: str
+        grpname: str
+        invitenumber: str
+
+    @dataclass(kw_only=True)
+    class FprOk:
+        kind: str = "FprOk"
+        contact_id: int
+
+    @dataclass(kw_only=True)
+    class FprMismatch:
+        kind: str = "FprMismatch"
+        contact_id: Optional[int]
+
+    @dataclass(kw_only=True)
+    class FprWithoutAddr:
+        kind: str = "FprWithoutAddr"
+        fingerprint: str
+
+    @dataclass(kw_only=True)
+    class Account:
+        kind: str = "Account"
+        domain: str
+
+    @dataclass(kw_only=True)
+    class Backup:
+        kind: str = "Backup"
+        ticket: str
+
+    @dataclass(kw_only=True)
+    class WebrtcInstance:
+        kind: str = "WebrtcInstance"
+        domain: str
+        instance_pattern: str
+
+    @dataclass(kw_only=True)
+    class Addr:
+        kind: str = "Addr"
+        contact_id: int
+        draft: Optional[str]
+
+    @dataclass(kw_only=True)
+    class Url:
+        kind: str = "Url"
+        url: str
+
+    @dataclass(kw_only=True)
+    class Text:
+        kind: str = "Text"
+        text: str
+
+    @dataclass(kw_only=True)
+    class WithdrawVerifyContact:
+        kind: str = "WithdrawVerifyContact"
+        authcode: str
+        contact_id: int
+        fingerprint: str
+        invitenumber: str
+
+    @dataclass(kw_only=True)
+    class WithdrawVerifyGroup:
+        kind: str = "WithdrawVerifyGroup"
+        authcode: str
+        contact_id: int
+        fingerprint: str
+        grpid: str
+        grpname: str
+        invitenumber: str
+
+    @dataclass(kw_only=True)
+    class ReviveVerifyContact:
+        kind: str = "ReviveVerifyContact"
+        authcode: str
+        contact_id: int
+        fingerprint: str
+        invitenumber: str
+
+    @dataclass(kw_only=True)
+    class ReviveVerifyGroup:
+        kind: str = "ReviveVerifyGroup"
+        authcode: str
+        contact_id: int
+        fingerprint: str
+        grpid: str
+        grpname: str
+        invitenumber: str
+
+    @dataclass(kw_only=True)
+    class Login:
+        kind: str = "Login"
+        address: str
+
+
+Qr: TypeAlias = (
+    QrEnum.AskVerifyContact
+    | QrEnum.AskVerifyGroup
+    | QrEnum.FprOk
+    | QrEnum.FprMismatch
+    | QrEnum.FprWithoutAddr
+    | QrEnum.Account
+    | QrEnum.Backup
+    | QrEnum.WebrtcInstance
+    | QrEnum.Addr
+    | QrEnum.Url
+    | QrEnum.Text
+    | QrEnum.WithdrawVerifyContact
+    | QrEnum.WithdrawVerifyGroup
+    | QrEnum.ReviveVerifyContact
+    | QrEnum.ReviveVerifyGroup
+    | QrEnum.Login
+)
+
+
+@dataclass(kw_only=True)
+class Reaction:
+    count: int
+    emoji: str
+    is_from_self: bool
+
+
+@dataclass(kw_only=True)
+class Reactions:
+    reactions: list["Reaction"]
+    reactions_by_contact: dict[Any, list[str]]
+
+
+class SystemMessageType(Enum):
+    UNKNOWN = "Unknown"
+    GROUP_NAME_CHANGED = "GroupNameChanged"
+    GROUP_IMAGE_CHANGED = "GroupImageChanged"
+    MEMBER_ADDED_TO_GROUP = "MemberAddedToGroup"
+    MEMBER_REMOVED_FROM_GROUP = "MemberRemovedFromGroup"
+    AUTOCRYPT_SETUP_MESSAGE = "AutocryptSetupMessage"
+    SECUREJOIN_MESSAGE = "SecurejoinMessage"
+    LOCATION_STREAMING_ENABLED = "LocationStreamingEnabled"
+    LOCATION_ONLY = "LocationOnly"
+    CHAT_PROTECTION_ENABLED = "ChatProtectionEnabled"
+    CHAT_PROTECTION_DISABLED = "ChatProtectionDisabled"
+    WEBXDC_STATUS_UPDATE = "WebxdcStatusUpdate"
+    EPHEMERAL_TIMER_CHANGED = "EphemeralTimerChanged"
+    MULTI_DEVICE_SYNC = "MultiDeviceSync"
+    WEBXDC_INFO_MESSAGE = "WebxdcInfoMessage"
+
+
+class Viewtype(Enum):
+    UNKNOWN = "Unknown"
+    TEXT = "Text"
+    IMAGE = "Image"
+    GIF = "Gif"
+    STICKER = "Sticker"
+    AUDIO = "Audio"
+    VOICE = "Voice"
+    VIDEO = "Video"
+    FILE = "File"
+    VIDEOCHAT_INVITATION = "VideochatInvitation"
+    WEBXDC = "Webxdc"
+
+
+@dataclass(kw_only=True)
+class WebxdcMessageInfo:
+    document: str
+    icon: str
+    internet_access: bool
+    name: str
+    source_code_url: str
+    summary: str

deltachat-rpc-client/src/deltachat_rpc_client/chat.py

@@ -2,6 +2,7 @@ import calendar
 from dataclasses import dataclass
 from typing import TYPE_CHECKING, Dict, List, Optional, Tuple, Union
 
+from ._generated_types import MuteDurationEnum
 from ._utils import AttrDict
 from .const import ChatVisibility, ViewType
 from .contact import Contact
@@ -54,14 +55,14 @@ class Chat:
         """
         if duration is not None:
             assert duration > 0, "Invalid duration"
-            dur: dict = {"kind": "Until", "duration": duration}
+            dur: dict = MuteDurationEnum.Until(duration=duration)
         else:
-            dur = {"kind": "Forever"}
+            dur = MuteDurationEnum.Forever()
         self._rpc.set_chat_mute_duration(self.account.id, self.id, dur)
 
     def unmute(self) -> None:
         """Unmute this chat."""
-        self._rpc.set_chat_mute_duration(self.account.id, self.id, {"kind": "NotMuted"})
+        self._rpc.set_chat_mute_duration(self.account.id, self.id, MuteDurationEnum.NotMuted())
 
     def pin(self) -> None:
         """Pin this chat."""

deltachat-rpc-client/src/deltachat_rpc_client/rpc.py

@@ -1,3 +1,4 @@
+import dataclasses
 import json
 import logging
 import os
@@ -12,6 +13,13 @@ class JsonRpcError(Exception):
     pass
 
 
+class DataclassEncoder(json.JSONEncoder):
+    def default(self, obj):
+        if dataclasses.is_dataclass(obj) and not isinstance(obj, type):
+            return dataclasses.asdict(obj)
+        return json.JSONEncoder.default(self, obj)
+
+
 class Rpc:
     def __init__(self, accounts_dir: Optional[str] = None, **kwargs):
         """The given arguments will be passed to subprocess.Popen()"""
@@ -109,7 +117,7 @@ class Rpc:
                 request = self.request_queue.get()
                 if not request:
                     break
-                data = (json.dumps(request) + "\n").encode()
+                data = (json.dumps(request, cls=DataclassEncoder) + "\n").encode()
                 self.process.stdin.write(data)
                 self.process.stdin.flush()
 

scripts/generate_openrpc_bindings.py

@@ -0,0 +1,177 @@
+#!/usr/bin/env python3
+import subprocess
+import json
+from pprint import pprint
+
+
+def from_camel_case(name):
+    """Convert a camelCase identifier to snake case."""
+    l = len(name)
+    name += "X"
+    res = ""
+    start = 0
+    for i in range(len(name)):
+        if i > 0 and name[i].isupper():
+            res += name[start:i].lower()
+            if i != l:
+                res += "_"
+            start = i
+    return res
+
+
+def generate_method(method):
+    assert method["paramStructure"] == "by-position"
+    name = method["name"]
+    params = method["params"]
+    args_typed = ", ".join(
+        [
+            from_camel_case(param["name"])
+            + ": "
+            + (decode_type(param["schema"]) or "Any")
+            for param in params
+        ]
+    )
+    args = ", ".join([from_camel_case(param["name"]) for param in params])
+    result_type = decode_type(method["result"]["schema"])
+    print(f"def {name}({args_typed}) -> {result_type}:")
+    if "description" in method:
+        description = method["description"]
+        if "\n" in description:
+            print(f'    """{method["description"].lstrip()}\n    """')
+        else:
+            print(f'    """{method["description"].lstrip()}"""')
+    print(f"    rpc_call({args})")
+    print()
+
+
+def generate_openrpc_methods(openrpc_spec):
+    for method in openrpc_spec["methods"]:
+        generate_method(method)
+
+
+def decode_type(property_desc):
+    if "anyOf" in property_desc:
+        t = property_desc["anyOf"]
+        assert len(t) == 2
+        assert t[1] == {"type": "null"}
+        ref = t[0]["$ref"]
+        assert ref.startswith("#/components/schemas/")
+        return f'Optional["{ref.removeprefix("#/components/schemas/")}"]'
+    elif "$ref" in property_desc:
+        t = property_desc["$ref"]
+        assert t.startswith("#/components/schemas/")
+        t = t.removeprefix("#/components/schemas/")
+        return f'"{t}"'
+    elif property_desc["type"] == "null":
+        return "None"
+    elif "null" in property_desc["type"]:
+        assert len(property_desc["type"]) == 2
+        assert property_desc["type"][1] == "null"
+        property_desc["type"] = property_desc["type"][0]
+        t = decode_type(property_desc)
+        if t:
+            return f"Optional[{t}]"
+    elif property_desc["type"] == "boolean":
+        return "bool"
+    elif property_desc["type"] == "integer":
+        return "int"
+    elif property_desc["type"] == "number" and property_desc["format"] == "double":
+        return "float"
+    elif property_desc["type"] == "string":
+        return "str"
+    elif property_desc["type"] == "array":
+        if isinstance(property_desc["items"], list):
+            items_desc = ", ".join(decode_type(x) for x in property_desc["items"])
+            return f"Tuple[{items_desc}]"
+        else:
+            items_type = decode_type(property_desc["items"])
+            return f"list[{items_type}]"
+    elif "additionalProperties" in property_desc:
+        additional_properties = property_desc["additionalProperties"]
+        return f"dict[Any, {decode_type(additional_properties)}]"
+    return None
+
+
+def generate_variant(variant) -> str:
+    """Prints generated type for enum variant.
+
+    Returns the name of the generated type.
+    """
+    assert variant["type"] == "object"
+    kind = variant["properties"]["kind"]
+    assert kind["type"] == "string"
+    assert len(kind["enum"]) == 1
+    kind_name = kind["enum"][0]
+    kind_name = kind_name[0].upper() + kind_name[1:]
+
+    print(f"    @dataclass(kw_only=True)")
+    print(f"    class {kind_name}:")
+    print(f"        kind: str = \"{kind_name}\"")
+    for property_name, property_desc in variant["properties"].items():
+        property_name = from_camel_case(property_name)
+        if property_name == "kind":
+            continue
+        if t := decode_type(property_desc):
+            print(f"        {property_name}: {t}")
+        else:
+            print("# TODO")
+            pprint(property_name)
+            pprint(property_desc)
+    print()
+
+    return kind_name
+
+
+def generate_type(type_name, schema):
+    if "oneOf" in schema:
+        if all(x["type"] == "string" for x in schema["oneOf"]):
+            # Simple enumeration consisting only of various string types.
+            print(f"class {type_name}(Enum):")
+            for x in schema["oneOf"]:
+                for e in x["enum"]:
+                    print(f'    {from_camel_case(e).upper()} = "{e}"')
+        else:
+            # Union type.
+            namespace = f"{type_name}Enum"
+            print(f"class {namespace}:")
+            kind_names = [f"{namespace}.{generate_variant(x)}" for x in schema["oneOf"]]
+
+            print(f"{type_name}: TypeAlias = {' | '.join(kind_names)}")
+    elif schema["type"] == "string":
+        print(f"class {type_name}(Enum):")
+        for e in schema["enum"]:
+            print(f'    {from_camel_case(e).upper()} = "{e}"')
+    else:
+        print("@dataclass(kw_only=True)")
+        print(f"class {type_name}:")
+        for property_name, property_desc in schema["properties"].items():
+            property_name = from_camel_case(property_name)
+            if decode_type(property_desc):
+                print(f"    {property_name}: {decode_type(property_desc)}")
+            else:
+                print(f"# TODO {property_name}")
+                pprint(property_desc)
+
+    print()
+
+
+def generate_openrpc_types(openrpc_spec):
+    for type_name, schema in openrpc_spec["components"]["schemas"].items():
+        generate_type(type_name, schema)
+
+
+def main():
+    openrpc_spec = json.loads(
+        subprocess.run(
+            ["deltachat-rpc-server", "--openrpc"], capture_output=True
+        ).stdout
+    )
+    print("from dataclasses import dataclass")
+    print("from enum import Enum")
+    print("from typing import TypeAlias, Union, Optional, Tuple, Any")
+    generate_openrpc_types(openrpc_spec)
+    generate_openrpc_methods(openrpc_spec)
+
+
+if __name__ == "__main__":
+    main()