407 lines
14 KiB
Go
407 lines
14 KiB
Go
package delivery
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import (
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"bytes"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"math"
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"time"
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"git.apinb.com/bsm-sdk/core/errcode"
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"git.apinb.com/bsm-sdk/core/infra"
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"git.apinb.com/heqiapp/platforms/backend/api/internal/logic/common"
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platformgasorder "git.apinb.com/heqiapp/platforms/backend/api/internal/logic/platform/gasorder"
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"git.apinb.com/heqiapp/platforms/backend/api/internal/models"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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)
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func rewriteJSON(ctx *gin.Context, mutate func(map[string]any) bool) bool {
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body, err := io.ReadAll(ctx.Request.Body)
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if err != nil {
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infra.Response.Error(ctx, errcode.ErrInvalidArgument)
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return false
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}
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var values map[string]any
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if json.Unmarshal(body, &values) != nil || !mutate(values) {
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if !ctx.IsAborted() {
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infra.Response.Error(ctx, errcode.ErrInvalidArgument)
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}
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return false
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}
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body, _ = json.Marshal(values)
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ctx.Request.Body = io.NopCloser(bytes.NewReader(body))
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return true
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}
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func scopedContract(ctx *gin.Context, identity string, pointID uint64) (models.GasorderContract, bool) {
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var contract models.GasorderContract
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if err := common.ActiveRecords(db()).Where("identity = ? AND delivery_basic_id = ?", identity, pointID).First(&contract).Error; err != nil {
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common.RespondRecordError(ctx, err)
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return contract, false
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}
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return contract, true
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}
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func ListContract(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if ok {
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listScoped(ctx, &models.GasorderContract{}, common.ActiveRecords(db().Model(&models.GasorderContract{})).
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Where("gas_basic_id = ? AND delivery_basic_id = ?", point.GasBasicID, point.ID), "gasorder_contract.created_at desc")
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}
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}
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func GetContract(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if ok {
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if _, valid := scopedContract(ctx, ctx.Param("identity"), point.ID); valid {
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platformgasorder.GetGasorderContract(ctx)
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}
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}
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}
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func CreateContract(ctx *gin.Context) {
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point, station, ok := currentScope(ctx)
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if !ok {
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return
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}
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if !rewriteJSON(ctx, func(values map[string]any) bool {
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userIdentity, _ := values["user_account_identity"].(string)
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if _, _, valid := scopedUser(ctx, userIdentity, point.ID); !valid {
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return false
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}
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values["gas_basic_identity"] = station.Identity
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values["delivery_basic_identity"] = point.Identity
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return true
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}) {
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return
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}
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platformgasorder.CreateGasorderContract(ctx)
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}
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func withContract(ctx *gin.Context, handler gin.HandlerFunc) {
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point, _, ok := currentScope(ctx)
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if ok {
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if _, valid := scopedContract(ctx, ctx.Param("identity"), point.ID); valid {
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handler(ctx)
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}
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}
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}
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func UpdateContract(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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if _, valid := scopedContract(ctx, ctx.Param("identity"), point.ID); !valid {
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return
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}
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if !rewriteJSON(ctx, func(values map[string]any) bool {
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values["delivery_basic_identity"] = point.Identity
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return true
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}) {
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return
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}
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platformgasorder.UpdateGasorderContract(ctx)
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}
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func ActivateContract(ctx *gin.Context) { withContract(ctx, platformgasorder.ActivateGasorderContract) }
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func RenewContract(ctx *gin.Context) { withContract(ctx, platformgasorder.RenewGasorderContract) }
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func TerminateContract(ctx *gin.Context) {
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withContract(ctx, platformgasorder.TerminateGasorderContract)
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}
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func ListContractProduct(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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query := common.ActiveRecords(db().Model(&models.GasorderContractProduct{})).
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Joins("JOIN gasorder_contract ON gasorder_contract.id = gasorder_contract_product.gasorder_contract_id").
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Where("gasorder_contract.delivery_basic_id = ?", point.ID)
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listScoped(ctx, &models.GasorderContractProduct{}, query, "gasorder_contract_product.created_at desc")
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}
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func GetContractProduct(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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var item models.GasorderContractProduct
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query := common.ActiveRecords(db().Model(&models.GasorderContractProduct{})).
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Select("gasorder_contract_product.*").
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Joins("JOIN gasorder_contract ON gasorder_contract.id = gasorder_contract_product.gasorder_contract_id").
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Where("gasorder_contract_product.identity = ? AND gasorder_contract.delivery_basic_id = ?", ctx.Param("identity"), point.ID)
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respondRecord(ctx, query, &item)
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}
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func BindContractProduct(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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if !rewriteJSON(ctx, func(values map[string]any) bool {
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identity, _ := values["gasorder_contract_identity"].(string)
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_, valid := scopedContract(ctx, identity, point.ID)
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return valid
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}) {
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return
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}
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platformgasorder.BindGasorderContractProduct(ctx)
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}
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func UnbindContractProduct(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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var count int64
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err := db().Model(&models.GasorderContractProduct{}).
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Joins("JOIN gasorder_contract ON gasorder_contract.id = gasorder_contract_product.gasorder_contract_id").
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Where("gasorder_contract_product.identity = ? AND gasorder_contract.delivery_basic_id = ?", ctx.Param("identity"), point.ID).
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Count(&count).Error
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if err != nil || count != 1 {
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infra.Response.Error(ctx, errcode.ErrInvalidArgument)
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return
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}
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platformgasorder.UnbindGasorderContractProduct(ctx)
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}
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func ListContractRevision(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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query := common.ActiveRecords(db().Model(&models.GasorderContractRevision{})).
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Joins("JOIN gasorder_contract ON gasorder_contract.id = gasorder_contract_revision.gasorder_contract_id").
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Where("gasorder_contract.delivery_basic_id = ?", point.ID)
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listScoped(ctx, &models.GasorderContractRevision{}, query, "gasorder_contract_revision.created_at desc")
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}
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func GetContractRevision(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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var item models.GasorderContractRevision
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query := common.ActiveRecords(db().Model(&models.GasorderContractRevision{})).
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Select("gasorder_contract_revision.*").
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Joins("JOIN gasorder_contract ON gasorder_contract.id = gasorder_contract_revision.gasorder_contract_id").
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Where("gasorder_contract_revision.identity = ? AND gasorder_contract.delivery_basic_id = ?", ctx.Param("identity"), point.ID)
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respondRecord(ctx, query, &item)
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}
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func ListProductCandidate(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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query := common.ActiveRecords(db().Model(&models.ProductInfo{})).
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Joins("JOIN user_service_relation ON user_service_relation.user_account_id = product_info.user_account_id AND user_service_relation.status <> ?",
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common.StatusArchived).Where("user_service_relation.delivery_basic_id = ?", point.ID)
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listScoped(ctx, &models.ProductInfo{}, query, "product_info.created_at desc")
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}
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func GetProductCandidate(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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var item models.ProductInfo
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query := common.ActiveRecords(db().Model(&models.ProductInfo{})).
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Select("product_info.*").
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Joins("JOIN user_service_relation ON user_service_relation.user_account_id = product_info.user_account_id AND user_service_relation.status <> ?",
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common.StatusArchived).
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Where("product_info.identity = ? AND user_service_relation.delivery_basic_id = ?", ctx.Param("identity"), point.ID)
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respondRecord(ctx, query, &item)
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}
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func scopedOrder(ctx *gin.Context, identity string, pointID uint64) (models.GasorderBasic, bool) {
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var order models.GasorderBasic
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if err := common.ActiveRecords(db()).Where("identity = ? AND delivery_basic_id = ?", identity, pointID).First(&order).Error; err != nil {
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common.RespondRecordError(ctx, err)
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return order, false
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}
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return order, true
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}
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func ListOrder(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if ok {
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listScoped(ctx, &models.GasorderBasic{}, common.ActiveRecords(db().Model(&models.GasorderBasic{})).
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Where("delivery_basic_id = ?", point.ID), "gasorder_basic.created_at desc")
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}
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}
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func GetOrder(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if ok {
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if _, valid := scopedOrder(ctx, ctx.Param("identity"), point.ID); valid {
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platformgasorder.GetGasorderBasic(ctx)
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}
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}
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}
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func CreateOrder(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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if !rewriteJSON(ctx, func(values map[string]any) bool {
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identity, _ := values["gasorder_contract_identity"].(string)
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if _, valid := scopedContract(ctx, identity, point.ID); !valid {
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return false
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}
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values["creator_type"] = "delivery"
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values["creator_identity"] = point.Identity
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return true
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}) {
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return
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}
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platformgasorder.CreateGasorderBasic(ctx)
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}
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func AssignOrder(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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if _, valid := scopedOrder(ctx, ctx.Param("identity"), point.ID); !valid {
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return
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}
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if !rewriteJSON(ctx, func(values map[string]any) bool {
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staffIdentity, _ := values["staff_account_identity"].(string)
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staff, valid := scopedStaff(ctx, staffIdentity, point)
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if !valid || staff.WorkStatus != "on_duty" || staff.Status != common.StatusEnable {
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return false
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}
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var credentialCount int64
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err := common.ActiveRecords(db().Model(&models.StaffCredential{})).
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Where("staff_account_id = ? AND (expired_at IS NULL OR expired_at > ?)", staff.ID, time.Now()).
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Count(&credentialCount).Error
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if err != nil || credentialCount == 0 {
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return false
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}
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values["delivery_basic_identity"] = point.Identity
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return true
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}) {
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return
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}
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platformgasorder.AssignGasorderBasic(ctx)
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}
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func withOrder(ctx *gin.Context, handler gin.HandlerFunc) {
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point, _, ok := currentScope(ctx)
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if ok {
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if _, valid := scopedOrder(ctx, ctx.Param("identity"), point.ID); valid {
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handler(ctx)
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}
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}
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}
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func OrderException(ctx *gin.Context) { withOrder(ctx, platformgasorder.GasorderException) }
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func OrderRecover(ctx *gin.Context) { withOrder(ctx, platformgasorder.GasorderRecover) }
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func OrderCancel(ctx *gin.Context) { withOrder(ctx, platformgasorder.GasorderCancel) }
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func ReclaimOrder(ctx *gin.Context) {
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account, point, _, ok := CurrentDeliveryAccount(ctx)
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if !ok {
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return
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}
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var request struct {
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Reason string `json:"reason" binding:"required,max=1000"`
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}
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if err := ctx.ShouldBindJSON(&request); err != nil {
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infra.Response.Error(ctx, errcode.ErrInvalidArgument)
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return
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}
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err := db().Transaction(func(tx *gorm.DB) error {
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var order models.GasorderBasic
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if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).
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Where("identity = ? AND delivery_basic_id = ?", ctx.Param("identity"), point.ID).First(&order).Error; err != nil {
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return err
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}
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if order.OrderStatus != common.StatusAssigned {
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return errors.New("only assigned order can be reclaimed")
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}
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if err := tx.Model(&order).Updates(map[string]any{
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"staff_account_id": 0, "order_status": common.StatusCreated,
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}).Error; err != nil {
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return err
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}
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return tx.Create(&models.GasorderStatus{
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Entity: common.NewEntity(common.StatusEnable), GasorderBasicID: order.ID,
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FromStatus: common.StatusAssigned, ToStatus: common.StatusCreated,
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OperatorIdentity: account.Identity, OperatorName: account.DisplayName,
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OccurredAt: time.Now(), Reason: request.Reason,
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}).Error
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})
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if err != nil {
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infra.Response.Error(ctx, errcode.ErrInvalidArgument)
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return
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}
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infra.Response.Success(ctx, gin.H{"updated": true, "order_status": common.StatusCreated})
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}
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func AdjustOrderAmount(ctx *gin.Context) {
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point, _, ok := currentScope(ctx)
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if !ok {
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return
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}
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var request struct {
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DeliveryFee int64 `json:"delivery_fee"`
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DiscountAmount int64 `json:"discount_amount"`
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Reason string `json:"reason" binding:"required,max=1000"`
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}
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if err := ctx.ShouldBindJSON(&request); err != nil || request.DeliveryFee < 0 || request.DiscountAmount < 0 {
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infra.Response.Error(ctx, errcode.ErrInvalidArgument)
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return
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}
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account, _, _, _ := CurrentDeliveryAccount(ctx)
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err := db().Transaction(func(tx *gorm.DB) error {
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var order models.GasorderBasic
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if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).
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Where("identity = ? AND delivery_basic_id = ?", ctx.Param("identity"), point.ID).First(&order).Error; err != nil {
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return err
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}
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if order.OrderStatus != common.StatusCreated && order.OrderStatus != common.StatusAssigned {
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return errors.New("order amount cannot be adjusted")
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}
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var paymentCount int64
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if err := tx.Model(&models.GasorderPayment{}).
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Joins("JOIN payment_order ON payment_order.id = gasorder_payment.payment_order_id").
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Where("gasorder_payment.gasorder_basic_id = ? AND payment_order.payment_status = ?", order.ID, 23).
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Count(&paymentCount).Error; err != nil || paymentCount > 0 {
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return errors.New("paid order cannot be adjusted")
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}
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if order.ProductAmount > math.MaxInt64-request.DeliveryFee {
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return errors.New("payable amount overflow")
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}
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payable := order.ProductAmount + request.DeliveryFee - request.DiscountAmount
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if payable <= 0 {
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return errors.New("payable amount must be positive")
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}
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if err := tx.Model(&order).Updates(map[string]any{
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"delivery_fee": request.DeliveryFee, "discount_amount": request.DiscountAmount, "payable_amount": payable,
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}).Error; err != nil {
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return err
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}
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record := models.GasorderStatus{
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Entity: common.NewEntity(common.StatusEnable), GasorderBasicID: order.ID,
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FromStatus: order.OrderStatus, ToStatus: order.OrderStatus,
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OperatorIdentity: account.Identity, OperatorName: account.DisplayName, OccurredAt: time.Now(),
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Reason: fmt.Sprintf("%s；配送费 %d→%d，优惠金额 %d→%d，应付金额 %d→%d",
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request.Reason, order.DeliveryFee, request.DeliveryFee, order.DiscountAmount, request.DiscountAmount,
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order.PayableAmount, payable),
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}
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return tx.Create(&record).Error
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})
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if err != nil {
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infra.Response.Error(ctx, errcode.ErrInvalidArgument)
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return
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}
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infra.Response.Success(ctx, gin.H{"updated": true})
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}
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