02_cw_by_dummies.sh

# assuming you already have cargo
# check with
cargo version

# then install
cargo install cargo-generate --features vendored-openssl
cargo install cargo-run-script

# now you can generate
cargo generate --git https://github.com/InterWasm/cw-template.git --name dummies_example

# in another tab, you can run juno
# pull the repo & checkout main first
STAKE_TOKEN=ujunox UNSAFE_CORS=true docker-compose up

# then before the next steps you may find it easier to have txflags set
TXFLAG="--gas-prices 0.1ujunox --gas auto --gas-adjustment 1.3 -y -b block --chain-id testing --node http://localhost:26657/"

# if you are on an M1 mac you will have to run those commands _inside_ the container
# notice that juno_node_1 is the default
# on e.g. a linux box with juno installed
# the correct ports will be open to talk to juno running in docker
# even so, proably easier to use $BINARY as below
BINARY="docker exec -i juno_node_1 junod"

# in your cw repo - AMD/Intel version
docker run --rm -v "$(pwd)":/code \
  --mount type=volume,source="$(basename "$(pwd)")_cache",target=/code/target \
  --mount type=volume,source=registry_cache,target=/usr/local/cargo/registry \
  cosmwasm/rust-optimizer:0.12.6
  
# on M1 mac/ARM - note this will not work in prod!
docker run --rm -v "$(pwd)":/code \
  --mount type=volume,source="$(basename "$(pwd)")_cache",target=/code/target \
  --mount type=volume,source=registry_cache,target=/usr/local/cargo/registry \
  cosmwasm/rust-optimizer-arm64:0.12.6
  
# look for artifact
ls -la artifacts

# copy to the container
# the name will depend on whether you were AMD or ARM
docker cp artifacts/<wasm_binary_name>.wasm juno_node_1:/<wasm_binary_name>.wasm

# store
# note that validator key is added automagically
CONTRACT_CODE=$($BINARY tx wasm store "/<wasm_binary_name>.wasm" --from validator $TXFLAG --output json | jq -r '.logs[0].events[-1].attributes[0].value')
echo "Stored: $CONTRACT_CODE"

# if you wanted to provision the default user:
echo "clip hire initial neck maid actor venue client foam budget lock catalog sweet steak waste crater broccoli pipe steak sister coyote moment obvious choose" | $BINARY keys add test-user --recover --keyring-backend test

# instantiate
INIT='{
  "count": 42
}'

# now we can instantiate
$BINARY tx wasm instantiate $CONTRACT_CODE "$INIT" --from "validator" --label "my first contract" $TXFLAG --no-admin

# the previous command will return the contract code, but we can query it:
$BINARY q wasm list-contract-by-code 1

# query the contract address
CONTRACT_ADDRESS=$($BINARY q wasm list-contract-by-code $CONTRACT_CODE --output json | jq -r '.contracts[-1]')
echo $CONTRACT_ADDRESS

# query state - should return 42
$BINARY q wasm contract-state smart $CONTRACT_ADDRESS '{"get_count":{}}' --output json

# execute changes state - will inc to 43
$BINARY tx wasm execute $CONTRACT_ADDRESS '{"increment":{}}' --from test-user $TXFLAG

# query state again - should return 43
$BINARY q wasm contract-state smart $CONTRACT_ADDRESS '{"get_count":{}}' --output json

# but we fear change, so we reset it to 42
$BINARY tx wasm execute $CONTRACT_ADDRESS '{"reset":{"count": 42}}' --from test-user $TXFLAG

# query state a final time - it is now 42
$BINARY q wasm contract-state smart $CONTRACT_ADDRESS '{"get_count":{}}' --output json

Oops my bad! I noticed it now. Thanks @the-frey !