Remove unnecessary ledger rpcs (#904)

* Remove unnecessary rpcs about batches and slots

* Remove unnecessary transaction ledger rpcs

* Remove unnecessary ledger event rpcs

* Lint and remove unnecessary functions

* Fix udeps

* Remove more unnecessary responses

* Fix parse issue

* Fix test parsing

* Rename soft batches to soft confirmations part1

* Rename soft batches to soft confirmations part2

* Rename soft batches to soft confirmations part3

* Rename soft batches to soft confirmations part4 comments

* Rename soft batches to soft confirmations part5 error messages

* Rename soft batches to soft confirmations par6 more comments

* fmt

* Fix naming in commit soft confirmation

* Remove commit slot

* Remove unnecessary batch by hash table

* Fix merge errors

* Add empty ledger tests with our rpcs

* Lints

* Remove unused dev dep

bin/citrea/src/rollup/mod.rs

@@ -71,10 +71,11 @@ pub trait CitreaRollupBlueprint: RollupBlueprint {
 
         let genesis_root = prover_storage.get_root_hash(1);
 
-        let prev_data = match ledger_db.get_head_soft_batch()? {
-            Some((number, soft_batch)) => {
-                Some((prover_storage.get_root_hash(number.0 + 1)?, soft_batch.hash))
-            }
+        let prev_data = match ledger_db.get_head_soft_confirmation()? {
+            Some((number, soft_confirmation)) => Some((
+                prover_storage.get_root_hash(number.0 + 1)?,
+                soft_confirmation.hash,
+            )),
             None => None,
         };
         let init_variant = match prev_data {
@@ -86,8 +87,8 @@ pub trait CitreaRollupBlueprint: RollupBlueprint {
         };
 
         let current_l2_height = ledger_db
-            .get_head_soft_batch()
-            .map_err(|e| anyhow!("Failed to get head soft batch: {}", e))?
+            .get_head_soft_confirmation()
+            .map_err(|e| anyhow!("Failed to get head soft confirmation: {}", e))?
             .map(|(l2_height, _)| l2_height)
             .unwrap_or(BatchNumber(0));
 
@@ -164,10 +165,11 @@ pub trait CitreaRollupBlueprint: RollupBlueprint {
 
         let genesis_root = prover_storage.get_root_hash(1);
 
-        let prev_data = match ledger_db.get_head_soft_batch()? {
-            Some((number, soft_batch)) => {
-                Some((prover_storage.get_root_hash(number.0 + 1)?, soft_batch.hash))
-            }
+        let prev_data = match ledger_db.get_head_soft_confirmation()? {
+            Some((number, soft_confirmation)) => Some((
+                prover_storage.get_root_hash(number.0 + 1)?,
+                soft_confirmation.hash,
+            )),
             None => None,
         };
         let init_variant = match prev_data {
@@ -181,8 +183,8 @@ pub trait CitreaRollupBlueprint: RollupBlueprint {
         let code_commitment = self.get_code_commitment();
 
         let current_l2_height = ledger_db
-            .get_head_soft_batch()
-            .map_err(|e| anyhow!("Failed to get head soft batch: {}", e))?
+            .get_head_soft_confirmation()
+            .map_err(|e| anyhow!("Failed to get head soft confirmation: {}", e))?
             .map(|(l2_height, _)| l2_height)
             .unwrap_or(BatchNumber(0));
 
@@ -263,10 +265,11 @@ pub trait CitreaRollupBlueprint: RollupBlueprint {
 
         let genesis_root = prover_storage.get_root_hash(1);
 
-        let prev_data = match ledger_db.get_head_soft_batch()? {
-            Some((number, soft_batch)) => {
-                Some((prover_storage.get_root_hash(number.0 + 1)?, soft_batch.hash))
-            }
+        let prev_data = match ledger_db.get_head_soft_confirmation()? {
+            Some((number, soft_confirmation)) => Some((
+                prover_storage.get_root_hash(number.0 + 1)?,
+                soft_confirmation.hash,
+            )),
             None => None,
         };
         let init_variant = match prev_data {
@@ -280,8 +283,8 @@ pub trait CitreaRollupBlueprint: RollupBlueprint {
         let code_commitment = self.get_code_commitment();
 
         let current_l2_height = ledger_db
-            .get_head_soft_batch()
-            .map_err(|e| anyhow!("Failed to get head soft batch: {}", e))?
+            .get_head_soft_confirmation()
+            .map_err(|e| anyhow!("Failed to get head soft confirmation: {}", e))?
             .map(|(l2_height, _)| l2_height)
             .unwrap_or(BatchNumber(0));