feat(themes): Create APIs for managing themes (#6658)

Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>

crates/api_models/Cargo.toml

@@ -8,7 +8,7 @@ readme = "README.md"
 license.workspace = true
 
 [features]
-errors = ["dep:actix-web", "dep:reqwest"]
+errors = ["dep:reqwest"]
 dummy_connector = ["euclid/dummy_connector", "common_enums/dummy_connector"]
 detailed_errors = []
 payouts = ["common_enums/payouts"]
@@ -23,7 +23,8 @@ payment_methods_v2 = ["common_utils/payment_methods_v2"]
 dynamic_routing = []
 
 [dependencies]
-actix-web = { version = "4.5.1", optional = true }
+actix-multipart = "0.6.1"
+actix-web = "4.5.1"
 error-stack = "0.4.1"
 indexmap = "2.3.0"
 mime = "0.3.17"

crates/api_models/src/events/user.rs

@@ -6,6 +6,7 @@ use crate::user::{
     dashboard_metadata::{
         GetMetaDataRequest, GetMetaDataResponse, GetMultipleMetaDataPayload, SetMetaDataRequest,
     },
+    theme::{CreateThemeRequest, GetThemeResponse, UpdateThemeRequest, UploadFileRequest},
     AcceptInviteFromEmailRequest, AuthSelectRequest, AuthorizeResponse, BeginTotpResponse,
     ChangePasswordRequest, ConnectAccountRequest, CreateInternalUserRequest,
     CreateUserAuthenticationMethodRequest, ForgotPasswordRequest, GetSsoAuthUrlRequest,
@@ -61,7 +62,11 @@ common_utils::impl_api_event_type!(
         UpdateUserAuthenticationMethodRequest,
         GetSsoAuthUrlRequest,
         SsoSignInRequest,
-        AuthSelectRequest
+        AuthSelectRequest,
+        GetThemeResponse,
+        UploadFileRequest,
+        CreateThemeRequest,
+        UpdateThemeRequest
     )
 );
 

crates/api_models/src/user.rs

@@ -8,6 +8,7 @@ use crate::user_role::UserStatus;
 pub mod dashboard_metadata;
 #[cfg(feature = "dummy_connector")]
 pub mod sample_data;
+pub mod theme;
 
 #[derive(serde::Deserialize, Debug, Clone, serde::Serialize)]
 pub struct SignUpWithMerchantIdRequest {

crates/api_models/src/user/theme.rs

@@ -0,0 +1,125 @@
+use actix_multipart::form::{bytes::Bytes, text::Text, MultipartForm};
+use common_enums::EntityType;
+use common_utils::{id_type, types::theme::ThemeLineage};
+use masking::Secret;
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize)]
+pub struct GetThemeResponse {
+    pub theme_id: String,
+    pub theme_name: String,
+    pub entity_type: EntityType,
+    pub tenant_id: id_type::TenantId,
+    pub org_id: Option<id_type::OrganizationId>,
+    pub merchant_id: Option<id_type::MerchantId>,
+    pub profile_id: Option<id_type::ProfileId>,
+    pub theme_data: ThemeData,
+}
+
+#[derive(Debug, MultipartForm)]
+pub struct UploadFileAssetData {
+    pub asset_name: Text<String>,
+    #[multipart(limit = "10MB")]
+    pub asset_data: Bytes,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct UploadFileRequest {
+    pub lineage: ThemeLineage,
+    pub asset_name: String,
+    pub asset_data: Secret<Vec<u8>>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct CreateThemeRequest {
+    pub lineage: ThemeLineage,
+    pub theme_name: String,
+    pub theme_data: ThemeData,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct UpdateThemeRequest {
+    pub lineage: ThemeLineage,
+    pub theme_data: ThemeData,
+}
+
+// All the below structs are for the theme.json file,
+// which will be used by frontend to style the dashboard.
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+pub struct ThemeData {
+    settings: Settings,
+    urls: Option<Urls>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct Settings {
+    colors: Colors,
+    typography: Option<Typography>,
+    buttons: Buttons,
+    borders: Option<Borders>,
+    spacing: Option<Spacing>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct Colors {
+    primary: String,
+    sidebar: String,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct Typography {
+    font_family: Option<String>,
+    font_size: Option<String>,
+    heading_font_size: Option<String>,
+    text_color: Option<String>,
+    link_color: Option<String>,
+    link_hover_color: Option<String>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct Buttons {
+    primary: PrimaryButton,
+    secondary: Option<SecondaryButton>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct PrimaryButton {
+    background_color: Option<String>,
+    text_color: Option<String>,
+    hover_background_color: String,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct SecondaryButton {
+    background_color: Option<String>,
+    text_color: Option<String>,
+    hover_background_color: Option<String>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct Borders {
+    default_radius: Option<String>,
+    border_color: Option<String>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct Spacing {
+    padding: Option<String>,
+    margin: Option<String>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+struct Urls {
+    favicon_url: Option<String>,
+    logo_url: Option<String>,
+}