feat: integrate okpay switch-network flow and notify handling

src/controller/comm/supported_asset_controller.go

@@ -5,38 +5,24 @@ import (
 	"strconv"
 	"strings"
 
+	"github.com/GMWalletApp/epusdt/middleware"
 	"github.com/GMWalletApp/epusdt/model/data"
+	"github.com/GMWalletApp/epusdt/model/mdb"
 	"github.com/GMWalletApp/epusdt/model/response"
 	"github.com/GMWalletApp/epusdt/util/constant"
 	"github.com/labstack/echo/v4"
 )
 
-// GetSupportedAssets 对外公开可用链与 token 列表。数据源是管理后台
-// 的 chains + chain_tokens + wallet_address 三张表的实时查询，admin
-// 启用/禁用链或代币后，这个接口在下次调用时就会反映新状态（无缓存）。
-// 仅返回：链 enabled=true、代币 enabled=true、且该链上至少有一个可用
-// 钱包地址的组合。
-// @Summary      List supported (network, tokens) groupings
-// @Description  Public endpoint, Auth required in /admin/api/v1/supported-assets
-// @Tags         Supported Assets
-// @Produce      json
-// @Success      200 {object} response.ApiResponse{data=response.SupportedAssetsResponse}
-// @Failure      400 {object} response.ApiResponse
-// @Router       /payments/gmpay/v1/supported-assets [get]
-// @Router       /admin/api/v1/supported-assets [get]
-func (c *BaseCommController) GetSupportedAssets(ctx echo.Context) error {
+func buildSupportedAssets() ([]response.NetworkTokenSupport, error) {
 	chains, err := data.ListEnabledChains()
 	if err != nil {
-		return c.FailJson(ctx, err)
+		return nil, err
 	}
 	wallets, err := data.GetAvailableWalletAddress()
 	if err != nil {
-		return c.FailJson(ctx, err)
+		return nil, err
 	}
 
-	// A chain only qualifies if it has at least one wallet available —
-	// without a recipient address, payments on that chain can't be
-	// processed even if the chain + token config says "enabled".
 	networkHasWallet := make(map[string]struct{})
 	for _, w := range wallets {
 		networkHasWallet[strings.ToLower(w.Network)] = struct{}{}
@@ -50,7 +36,7 @@ func (c *BaseCommController) GetSupportedAssets(ctx echo.Context) error {
 		}
 		tokens, err := data.ListEnabledChainTokensByNetwork(network)
 		if err != nil {
-			return c.FailJson(ctx, err)
+			return nil, err
 		}
 		if len(tokens) == 0 {
 			continue
@@ -73,18 +59,51 @@ func (c *BaseCommController) GetSupportedAssets(ctx echo.Context) error {
 		})
 	}
 
-	return c.SucJson(ctx, response.SupportedAssetsResponse{Supports: supports})
+	return supports, nil
 }
 
-// ListSupportedAssetRecords 查询支持项明细（无需鉴权）。
-// @Summary      List supported asset records
-// @Description  Public endpoint. Returns enabled chain_tokens, optionally filtered by network.
-// @Tags         Supported Assets
+// GetPublicConfig returns payment config consumed by cashier/frontends.
+// The public route returns only non-sensitive epay/okpay knobs, while the
+// authenticated admin route also includes OkPay credentials and internal URLs.
+// @Summary      Get public payment config
+// @Description  Returns supported_assets and epay/okpay config used by cashier/frontends.
+// @Description  The authenticated admin variant (/admin/api/v1/config) also includes OkPay shop credentials and internal callback settings.
+// @Tags         Payment Config
 // @Produce      json
-// @Param        network query string false "Network filter (e.g. tron, ethereum)"
-// @Success      200 {object} response.ApiResponse{data=[]mdb.ChainToken}
+// @Success      200 {object} response.ApiResponse{data=response.PublicConfigResponse}
 // @Failure      400 {object} response.ApiResponse
-// @Router       /payments/gmpay/v1/supported-assets/records [get]
+// @Router       /payments/gmpay/v1/config [get]
+// @Router       /admin/api/v1/config [get]
+func (c *BaseCommController) GetPublicConfig(ctx echo.Context) error {
+	supports, err := buildSupportedAssets()
+	if err != nil {
+		return c.FailJson(ctx, err)
+	}
+	okpay := response.OkPayPublicConfig{
+		Enabled:     data.GetOkPayEnabled(),
+		AllowTokens: data.GetOkPayAllowTokens(),
+	}
+	if ctx.Get(middleware.AdminUserIDKey) != nil {
+		okpay.ShopID = data.GetOkPayShopID()
+		okpay.ShopToken = data.GetOkPayShopToken()
+		okpay.APIURL = data.GetOkPayAPIURL()
+		okpay.CallbackURL = data.GetOkPayCallbackURL()
+		okpay.ReturnURL = data.GetOkPayReturnURL()
+		okpay.TimeoutSeconds = data.GetOkPayTimeoutSeconds()
+	}
+	return c.SucJson(ctx, response.PublicConfigResponse{
+		SupportedAssets: supports,
+		Epay: response.EpayPublicConfig{
+			DefaultToken:    data.GetSettingString(mdb.SettingKeyEpayDefaultToken, "usdt"),
+			DefaultCurrency: data.GetSettingString(mdb.SettingKeyEpayDefaultCurrency, "cny"),
+			DefaultNetwork:  data.GetSettingString(mdb.SettingKeyEpayDefaultNetwork, "tron"),
+		},
+		OkPay: okpay,
+	})
+}
+
+// ListSupportedAssetRecords is currently not wired to a public route.
+// Kept as an internal helper candidate for future admin/debug use.
 func (c *BaseCommController) ListSupportedAssetRecords(ctx echo.Context) error {
 	network := ctx.QueryParam("network")
 	list, err := data.ListEnabledChainTokens(network)
@@ -94,15 +113,8 @@ func (c *BaseCommController) ListSupportedAssetRecords(ctx echo.Context) error {
 	return c.SucJson(ctx, list)
 }
 
-// GetSupportedAsset 查询单条支持项（无需鉴权）。
-// @Summary      Get a supported asset
-// @Description  Public endpoint. Returns one chain_token row by ID. Returns 404 if the token is disabled.
-// @Tags         Supported Assets
-// @Produce      json
-// @Param        id path int true "ChainToken ID"
-// @Success      200 {object} response.ApiResponse{data=mdb.ChainToken}
-// @Failure      400 {object} response.ApiResponse
-// @Router       /payments/gmpay/v1/supported-assets/{id} [get]
+// GetSupportedAsset is currently not wired to a public route.
+// Kept as an internal helper candidate for future admin/debug use.
 func (c *BaseCommController) GetSupportedAsset(ctx echo.Context) error {
 	id, err := strconv.ParseUint(ctx.Param("id"), 10, 64)
 	if err != nil {