Feature/ Lazy Vesting Schedule

app/app.go

@@ -14,6 +14,7 @@ import (
 	"github.com/terra-project/core/x/oracle"
 	"github.com/terra-project/core/x/pay"
 	"github.com/terra-project/core/x/treasury"
+	"github.com/terra-project/core/update"
 
 	"github.com/terra-project/core/types/assets"
 
@@ -335,6 +336,9 @@ func (app *TerraApp) EndBlocker(ctx sdk.Context, req abci.RequestEndBlock) abci.
 	treasuryTags := treasury.EndBlocker(ctx, app.treasuryKeeper)
 	tags = append(tags, treasuryTags...)
 
+	updateTags := update.EndBlocker(ctx, app.accountKeeper, app.oracleKeeper)
+	tags = append(tags, updateTags...)
+
 	if app.assertInvariantsBlockly {
 		app.assertRuntimeInvariants()
 	}

app/genesis.go

@@ -93,12 +93,13 @@ type GenesisAccount struct {
 	AccountNumber uint64         `json:"account_number"`
 
 	// vesting account fields
-	OriginalVesting  sdk.Coins               `json:"original_vesting"`  // total vesting coins upon initialization
-	DelegatedFree    sdk.Coins               `json:"delegated_free"`    // delegated vested coins at time of delegation
-	DelegatedVesting sdk.Coins               `json:"delegated_vesting"` // delegated vesting coins at time of delegation
-	StartTime        int64                   `json:"start_time"`        // vesting start time (UNIX Epoch time)
-	EndTime          int64                   `json:"end_time"`          // vesting end time (UNIX Epoch time)
-	VestingSchedules []types.VestingSchedule `json:"vesting_schedules"` // vesting end time (UNIX Epoch time)
+	OriginalVesting      sdk.Coins                   `json:"original_vesting"`       // total vesting coins upon initialization
+	DelegatedFree        sdk.Coins                   `json:"delegated_free"`         // delegated vested coins at time of delegation
+	DelegatedVesting     sdk.Coins                   `json:"delegated_vesting"`      // delegated vesting coins at time of delegation
+	StartTime            int64                       `json:"start_time"`             // vesting start time (UNIX Epoch time)
+	EndTime              int64                       `json:"end_time"`               // vesting end time (UNIX Epoch time)
+	VestingSchedules     []types.VestingSchedule     `json:"vesting_schedules"`      // vesting schedule (clif: UNIX Epoch time, ratio: dec)
+	LazyVestingSchedules []types.LazyVestingSchedule `json:"lazy_vesting_schedules"` // lazy vesting schedule (start_time&end_time: UNIX Epoch time, ratio: dec)
 }
 
 // NewGenesisAccount returns new genesis account
@@ -122,15 +123,21 @@ func NewGenesisAccountI(acc auth.Account) GenesisAccount {
 
 	vacc, ok := acc.(auth.VestingAccount)
 	if ok {
+		gacc.OriginalVesting = vacc.GetOriginalVesting()
+		gacc.DelegatedFree = vacc.GetDelegatedFree()
+		gacc.DelegatedVesting = vacc.GetDelegatedVesting()
+		gacc.StartTime = vacc.GetStartTime()
+		gacc.EndTime = vacc.GetEndTime()
+
 		gvacc, ok := vacc.(types.GradedVestingAccount)
 		if ok {
-			gacc.OriginalVesting = gvacc.GetOriginalVesting()
-			gacc.DelegatedFree = gvacc.GetDelegatedFree()
-			gacc.DelegatedVesting = gvacc.GetDelegatedVesting()
-			gacc.StartTime = gvacc.GetStartTime()
-			gacc.EndTime = gvacc.GetEndTime()
 			gacc.VestingSchedules = gvacc.GetVestingSchedules()
 		}
+
+		lgvacc, ok := vacc.(types.LazyGradedVestingAccount)
+		if ok {
+			gacc.LazyVestingSchedules = lgvacc.GetLazyVestingSchedules()
+		}
 	}
 
 	return gacc
@@ -163,11 +170,16 @@ func (ga *GenesisAccount) ToAccount() auth.Account {
 			return &auth.DelayedVestingAccount{
 				BaseVestingAccount: baseVestingAcc,
 			}
-		} else {
+		} else if ga.VestingSchedules != nil {
 			return &types.BaseGradedVestingAccount{
 				BaseVestingAccount: baseVestingAcc,
 				VestingSchedules:   ga.VestingSchedules,
 			}
+		} else if ga.LazyVestingSchedules != nil {
+			return &types.BaseLazyGradedVestingAccount{
+				BaseVestingAccount:   baseVestingAcc,
+				LazyVestingSchedules: ga.LazyVestingSchedules,
+			}
 		}
 	}
 
@@ -307,6 +319,12 @@ func validateGenesisStateAccounts(accs []GenesisAccount) error {
 						return fmt.Errorf("schedule is invalid for vesting account; address: %s, denom: %s", addrStr, vestingSchedule.GetDenom())
 					}
 				}
+			} else if acc.LazyVestingSchedules != nil && len(acc.LazyVestingSchedules) > 0 {
+				for _, lazyVestingSchedule := range acc.LazyVestingSchedules {
+					if !lazyVestingSchedule.IsValid() {
+						return fmt.Errorf("lazy schedule is invalid for vesting account; address: %s, denom: %s", addrStr, lazyVestingSchedule.GetDenom())
+					}
+				}
 			} else {
 				if acc.EndTime == 0 {
 					return fmt.Errorf("missing end time for vesting account; address: %s", addrStr)

client/lcd/swagger-ui/swagger.yaml

@@ -405,14 +405,16 @@ paths:
           x-example: terra16gdxm24ht2mxtpz9cma6tr6a6d47x63hlq4pxt
       responses:
         200:
-          description: Account information on the blockchain (one of Account and GradedVestingAccount)
+          description: Account information on the blockchain (one of Account and GradedVestingAccount and LazyGradedVestingAccount)
           schema:
             type: object
             properties:
               Account:
                 $ref: "#/definitions/Account"
               GradedVestingAccount:
                 $ref: "#/definitions/GradedVestingAccount"
+              LazyGradedVestingAccount:
+                $ref: "#/definitions/LazyGradedVestingAccount"
 
 
         204:
@@ -2530,7 +2532,6 @@ definitions:
       ratio:
         type: string
         example: "0.100000000000000000"
-
   VestingSchedule:
     type: object
     properties:
@@ -2541,7 +2542,6 @@ definitions:
         type: array
         items:
           $ref: "#/definitions/Schedule"
-
   BaseGradedVestingAccount:
     type: object
     properties:
@@ -2550,9 +2550,7 @@ definitions:
       vesting_schedules:
         type: array
         items:
-          $ref: "#/definitions/VestingSchedule"
-
-
+          $ref: "#/definitions/VestingSchedule" 
   GradedVestingAccount:
     type: object
     properties:
@@ -2561,6 +2559,46 @@ definitions:
         example: "core/GradedVestingAccount"
       value:
         $ref: "#/definitions/BaseGradedVestingAccount"
+
+  LazySchedule:
+    type: object
+    properties:
+      start_time:
+        type: string
+        example: "1556085600"
+      end_time:
+        type: string
+        example: "1556085600"
+      ratio:
+        type: string
+        example: "0.100000000000000000"
+  LazyVestingSchedule:
+    type: object
+    properties:
+      denom:
+        type: string
+        example: "usdr"
+      lazy_schedules:
+        type: array
+        items:
+          $ref: "#/definitions/LazySchedule"
+  BaseLazyGradedVestingAccount:
+    type: object
+    properties:
+      BaseVestingAccount:
+        $ref: "#/definitions/BaseVestingAccount"
+      lazy_vesting_schedules:
+        type: array
+        items:
+          $ref: "#/definitions/LazyVestingSchedule"
+  LazyGradedVestingAccount:
+    type: object
+    properties:
+      type:
+        type: string
+        example: "core/LazyGradedVestingAccount"
+      value:
+        $ref: "#/definitions/BaseLazyGradedVestingAccount"
 
   TendermintValidator:
     type: object

types/codec.go

@@ -7,4 +7,5 @@ func RegisterCodec(cdc *codec.Codec) {
 	cdc.RegisterConcrete(&Schedule{}, "core/Schedule", nil)
 	cdc.RegisterConcrete(&VestingSchedule{}, "core/VestingSchedule", nil)
 	cdc.RegisterConcrete(&BaseGradedVestingAccount{}, "core/GradedVestingAccount", nil)
+	cdc.RegisterConcrete(&BaseLazyGradedVestingAccount{}, "core/LazyGradedVestingAccount", nil)
 }