api!: remove provider-db handling and provider lookup APIs

BREAKING CHANGE: provider lookup APIs were removed from CFFI and JSON-RPC.

also removes offline provider database code and generated provider data,
provider-specific fields in configure/transport paths, and REPL providerinfo.

deltachat-jsonrpc/src/api.rs

@@ -29,7 +29,6 @@ use deltachat::message::{
 use deltachat::peer_channels::{
     leave_webxdc_realtime, send_webxdc_realtime_advertisement, send_webxdc_realtime_data,
 };
-use deltachat::provider::get_provider_info;
 use deltachat::qr::{self, Qr};
 use deltachat::qr_code_generator::{create_qr_svg, generate_backup_qr, get_securejoin_qr_svg};
 use deltachat::reaction::{get_msg_reactions, send_reaction};
@@ -55,7 +54,6 @@ use types::events::Event;
 use types::http::HttpResponse;
 use types::message::{MessageData, MessageObject, MessageReadReceipt};
 use types::notify_state::JsonrpcNotifyState;
-use types::provider_info::ProviderInfo;
 use types::reactions::JsonrpcReactions;
 use types::webxdc::WebxdcMessageInfo;
 
@@ -345,21 +343,6 @@ impl CommandApi {
         Ok(dbfile + total_size)
     }
 
-    /// Returns provider for the given domain.
-    ///
-    /// This function looks up domain in offline database.
-    ///
-    /// For compatibility, email address can be passed to this function
-    /// instead of the domain.
-    async fn get_provider_info(
-        &self,
-        _account_id: u32,
-        email: String,
-    ) -> Result<Option<ProviderInfo>> {
-        let provider_info = get_provider_info(email.split('@').next_back().unwrap_or(""));
-        Ok(ProviderInfo::from_dc_type(provider_info))
-    }
-
     /// Checks if the context is already configured.
     async fn is_configured(&self, account_id: u32) -> Result<bool> {
         let ctx = self.get_context(account_id).await?;

deltachat-jsonrpc/src/api/types/login_param.rs

@@ -168,9 +168,7 @@ impl From<Socket> for dc::Socket {
 #[derive(Serialize, Deserialize, TypeDef, schemars::JsonSchema, Default, PartialEq)]
 #[serde(rename_all = "camelCase")]
 pub enum EnteredCertificateChecks {
-    /// `Automatic` means that provider database setting should be taken.
-    /// If there is no provider database setting for certificate checks,
-    /// check certificates strictly.
+    /// `Automatic` means strict certificate checks.
     #[default]
     Automatic,
 

deltachat-jsonrpc/src/api/types/mod.rs

@@ -9,7 +9,7 @@ pub mod location;
 pub mod login_param;
 pub mod message;
 pub mod notify_state;
-pub mod provider_info;
+
 pub mod qr;
 pub mod reactions;
 pub mod webxdc;

deltachat-jsonrpc/src/api/types/provider_info.rs

@@ -1,25 +0,0 @@
-use deltachat::provider::Provider;
-use num_traits::cast::ToPrimitive;
-use serde::Serialize;
-use typescript_type_def::TypeDef;
-
-#[derive(Serialize, TypeDef, schemars::JsonSchema)]
-#[serde(rename_all = "camelCase")]
-pub struct ProviderInfo {
-    /// Unique ID, corresponding to provider database filename.
-    pub id: String,
-    pub before_login_hint: String,
-    pub overview_page: String,
-    pub status: u32, // in reality this is an enum, but for simplicity and because it gets converted into a number anyway, we use an u32 here.
-}
-
-impl ProviderInfo {
-    pub fn from_dc_type(provider: Option<&Provider>) -> Option<Self> {
-        provider.map(|p| ProviderInfo {
-            id: p.id.to_owned(),
-            before_login_hint: p.before_login_hint.to_owned(),
-            overview_page: p.overview_page.to_owned(),
-            status: p.status.to_u32().unwrap(),
-        })
-    }
-}