wip mock db personal difficulty

Cargo.lock

@@ -115,6 +115,24 @@ dependencies = [
  "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "bindgen"
+version = "0.51.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cexpr 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clang-sys 0.28.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "peeking_take_while 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-hash 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "shlex 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "bitflags"
 version = "1.1.0"
@@ -203,6 +221,14 @@ name = "cc"
 version = "1.0.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "cexpr"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "cfg-if"
 version = "0.1.9"
@@ -227,6 +253,16 @@ dependencies = [
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "clang-sys"
+version = "0.28.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "glob 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libloading 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "clap"
 version = "2.33.0"
@@ -578,6 +614,7 @@ dependencies = [
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "maplit 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "num 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rkv 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempfile 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "unwrap 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1052,6 +1089,11 @@ dependencies = [
  "wasi 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "glob"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "half"
 version = "1.3.0"
@@ -1182,6 +1224,15 @@ name = "libc"
 version = "0.2.62"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "libloading"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "libz-sys"
 version = "1.0.25"
@@ -1204,6 +1255,17 @@ dependencies = [
  "lmdb-rkv-sys 0.8.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "lmdb-rkv"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lmdb-rkv-sys 0.9.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "lmdb-rkv-sys"
 version = "0.8.6"
@@ -1214,6 +1276,17 @@ dependencies = [
  "pkg-config 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "lmdb-rkv-sys"
+version = "0.9.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bindgen 0.51.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pkg-config 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "log"
 version = "0.4.8"
@@ -1486,6 +1559,11 @@ dependencies = [
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "peeking_take_while"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -1919,6 +1997,25 @@ dependencies = [
  "uuid 0.7.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rkv"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bincode 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lmdb-rkv 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ordered-float 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "uuid 0.7.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rpassword"
 version = "1.0.2"
@@ -1970,6 +2067,14 @@ name = "rustc-demangle"
 version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "rustc-hash"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
@@ -2086,6 +2191,11 @@ dependencies = [
  "opaque-debug 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "shlex"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "shrinkwraprs"
 version = "0.2.1"
@@ -2586,6 +2696,7 @@ dependencies = [
 "checksum base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
 "checksum base64 0.9.3 (registry+https://github.com/rust-lang/crates.io-index)" = "489d6c0ed21b11d038c31b6ceccca973e65d73ba3bd8ecb9a2babf5546164643"
 "checksum bincode 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9f2fb9e29e72fd6bc12071533d5dc7664cb01480c59406f656d7ac25c7bd8ff7"
+"checksum bindgen 0.51.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ebd71393f1ec0509b553aa012b9b58e81dadbdff7130bd3b8cba576e69b32f75"
 "checksum bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3d155346769a6855b86399e9bc3814ab343cd3d62c7e985113d46a0ec3c281fd"
 "checksum blake2b_simd 0.5.7 (registry+https://github.com/rust-lang/crates.io-index)" = "bf775a81bb2d464e20ff170ac20316c7b08a43d11dbc72f0f82e8e8d3d6d0499"
 "checksum block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
@@ -2598,9 +2709,11 @@ dependencies = [
 "checksum c2-chacha 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7d64d04786e0f528460fc884753cf8dddcc466be308f6026f8e355c41a0e4101"
 "checksum cast 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "926013f2860c46252efceabb19f4a6b308197505082c609025aa6706c011d427"
 "checksum cc 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)" = "8dae9c4b8fedcae85592ba623c4fd08cfdab3e3b72d6df780c6ead964a69bfff"
+"checksum cexpr 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "a7fa24eb00d5ffab90eaeaf1092ac85c04c64aaf358ea6f84505b8116d24c6af"
 "checksum cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "b486ce3ccf7ffd79fdeb678eac06a9e6c09fc88d33836340becb8fffe87c5e33"
 "checksum chacha20-poly1305-aead 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "77d2058ba29594f69c75e8a9018e0485e3914ca5084e3613cd64529042f5423b"
 "checksum chrono 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)" = "77d81f58b7301084de3b958691458a53c3f7e0b1d702f77e550b6a88e3a88abe"
+"checksum clang-sys 0.28.1 (registry+https://github.com/rust-lang/crates.io-index)" = "81de550971c976f176130da4b2978d3b524eaa0fd9ac31f3ceb5ae1231fb4853"
 "checksum clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5067f5bb2d80ef5d68b4c87db81601f0b75bca627bc2ef76b141d7b846a3c6d9"
 "checksum clear_on_drop 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "97276801e127ffb46b66ce23f35cc96bd454fa311294bced4bbace7baa8b1d17"
 "checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
@@ -2633,6 +2746,7 @@ dependencies = [
 "checksum fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 "checksum generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec"
 "checksum getrandom 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "fc344b02d3868feb131e8b5fe2b9b0a1cc42942679af493061fc13b853243872"
+"checksum glob 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 "checksum half 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9353c2a89d550b58fa0061d8ed8d002a7d8cdf2494eb0e432859bd3a9e543836"
 "checksum heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "20564e78d53d2bb135c343b3f47714a56af2061f1c928fdb541dc7b9fdd94205"
 "checksum hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "805026a5d0141ffc30abb3be3173848ad46a1b1664fe632428479619a3644d77"
@@ -2649,9 +2763,12 @@ dependencies = [
 "checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 "checksum lazycell 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
 "checksum libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)" = "34fcd2c08d2f832f376f4173a231990fa5aef4e99fb569867318a227ef4c06ba"
+"checksum libloading 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "f2b111a074963af1d37a139918ac6d49ad1d0d5e47f72fd55388619691a7d753"
 "checksum libz-sys 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)" = "2eb5e43362e38e2bca2fd5f5134c4d4564a23a5c28e9b95411652021a8675ebe"
 "checksum lmdb-rkv 0.11.4 (registry+https://github.com/rust-lang/crates.io-index)" = "e25b4069789bf7ac069d6fd58229f18aec20c6f7cc9173cb731d11c10dbb6b6e"
+"checksum lmdb-rkv 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "605061e5465304475be2041f19967a900175ea1b6d8f47fbab84a84fb8c48452"
 "checksum lmdb-rkv-sys 0.8.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c60e2728ce41a4d4fa4ccf3d07c105bebf198721117e6328a3cf1cb7e4242c70"
+"checksum lmdb-rkv-sys 0.9.5 (registry+https://github.com/rust-lang/crates.io-index)" = "a1e4b19a1fdf5b74bc802cc9aa7c0c86a775e8b872ba9d5a4e606ffc5d076953"
 "checksum log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)" = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
 "checksum maplit 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
 "checksum matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
@@ -2682,6 +2799,7 @@ dependencies = [
 "checksum output_vt100 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "53cdc5b785b7a58c5aad8216b3dfa114df64b0b06ae6e1501cef91df2fbdf8f9"
 "checksum pbkdf2 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "006c038a43a45995a9670da19e67600114740e8511d4333bf97a56e66a7542d9"
 "checksum pbr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "deb73390ab68d81992bd994d145f697451bb0b54fd39738e72eef32458ad6907"
+"checksum peeking_take_while 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
 "checksum percent-encoding 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 "checksum pest 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "933085deae3f32071f135d799d75667b63c8dc1f4537159756e3d4ceab41868c"
 "checksum pest_derive 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "833d1ae558dc601e9a60366421196a8d94bc0ac980476d0b67e1d0988d72b2d0"
@@ -2726,12 +2844,14 @@ dependencies = [
 "checksum regex-syntax 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)" = "b143cceb2ca5e56d5671988ef8b15615733e7ee16cd348e064333b251b89343f"
 "checksum remove_dir_all 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4a83fa3702a688b9359eccba92d153ac33fd2e8462f9e0e3fdf155239ea7792e"
 "checksum ring 0.16.9 (registry+https://github.com/rust-lang/crates.io-index)" = "6747f8da1f2b1fabbee1aaa4eb8a11abf9adef0bf58a41cee45db5d59cecdfac"
+"checksum rkv 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)" = "9aab7c645d32e977e186448b0a5c2c3139a91a7f630cfd8a8c314d1d145e78bf"
 "checksum rkv 0.9.7 (registry+https://github.com/rust-lang/crates.io-index)" = "4f9d6a4dd60be13a62ae1d19df68c0c85d77bbee3749b62bf35c49f207d3d750"
 "checksum rpassword 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b273c91bd242ca03ad6d71c143b6f17a48790e61f21a6c78568fa2b6774a24a4"
 "checksum rprompt 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "1601f32bc5858aae3cbfa1c645c96c4d820cc5c16be0194f089560c00b6eb625"
 "checksum rust-argon2 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4ca4eaef519b494d1f2848fc602d18816fed808a981aedf4f1f00ceb7c9d32cf"
 "checksum rustbreak 2.0.0-rc3 (registry+https://github.com/rust-lang/crates.io-index)" = "b1c185a2ede13fcb28feb6864ee9412a20f57bd83b4be18dc81fde4d6e786982"
 "checksum rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)" = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
+"checksum rustc-hash 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7540fc8b0c49f096ee9c961cda096467dce8084bec6bdca2fc83895fd9b28cb8"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 "checksum ryu 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c92464b447c0ee8c4fb3824ecc8383b81717b9f1e74ba2e72540aef7b9f82997"
 "checksum safemem 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "d2b08423011dae9a5ca23f07cf57dac3857f5c885d352b76f6d95f4aea9434d0"
@@ -2746,6 +2866,7 @@ dependencies = [
 "checksum serde_json 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)" = "051c49229f282f7c6f3813f8286cc1e3323e8051823fce42c7ea80fe13521704"
 "checksum sha-1 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "23962131a91661d643c98940b20fcaffe62d776a823247be80a48fcb8b6fce68"
 "checksum sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7b4d8bfd0e469f417657573d8451fb33d16cfe0989359b93baf3a1ffc639543d"
+"checksum shlex 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7fdf1b9db47230893d76faad238fd6097fd6d6a9245cd7a4d90dbd639536bbd2"
 "checksum shrinkwraprs 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7d5f047b90b2ca2d1526ff73d67cba61f86f4cf9a8afddc99dd96702ded8e684"
 "checksum simplelog 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2e95345f185d5adeb8ec93459d2dc99654e294cc6ccf5b75414d8ea262de9a13"
 "checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"

lib/modules-lib/bc-db-reader/Cargo.toml

@@ -27,6 +27,7 @@ fnv = "1.0.6"
 serde = { version = "1.0.*", features = ["derive"] }
 unwrap = "1.2.1"
 num = "0.2"
+rkv = "0.10.2"
 
 [dev-dependencies]
 dup-crypto-tests-tools = { path = "../../tests-tools/crypto-tests-tools" }

lib/modules-lib/bc-db-reader/src/current_frame.rs

@@ -20,10 +20,14 @@ use crate::*;
 
 extern crate num;
 
+use crate::current_meta_datas::get_current_blockstamp_;
+use current_meta_datas::CurrentMetaDataKey;
 use dubp_common_doc::BlockNumber;
 use durs_dbs_tools::DbError;
 use durs_wot::WotId;
 use num::Float;
+use rkv::store::integer::IntegerStore;
+use serde::de::DeserializeOwned;
 use serde::{Deserialize, Serialize};
 
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
@@ -43,7 +47,7 @@ pub struct PersonalDifficulty {
     /// handicap
     pub handicap: usize,
 }
-// FIXME: à tester
+
 impl Default for PersonalDifficulty {
     fn default() -> Self {
         PersonalDifficulty {
@@ -57,9 +61,20 @@ impl Default for PersonalDifficulty {
 /// in frame member info data store
 pub struct MemberFrameInfo {
     last_personal_block_number: BlockNumber,
+    last_personal_members_in_frame: usize,
     nb_personal_blocks_in_frame: usize,
     personal_difficulty: PersonalDifficulty,
 }
+//impl Default for MemberFrameInfo {
+//    fn default() -> Self {
+//        MemberFrameInfo {
+//            last_personal_block_number: BlockNumber,
+//            last_personal_members_in_frame: usize,
+//            nb_personal_blocks_in_frame: usize,
+//            personal_difficulty: PersonalDifficulty,
+//        }
+//    }
+//}
 
 /// Get current frame datas
 pub fn get_current_frame<DB: DbReadable>(
@@ -68,17 +83,82 @@ pub fn get_current_frame<DB: DbReadable>(
     unimplemented!();
 }
 
+// TODO: tester ça
+pub fn get_required_u64_in_int_store<DB: DbReadable, R: DbReader>(
+    db: &DB,
+    r: &R,
+    store_name: &str,
+    key: u32,
+) -> Result<u64, DbError> {
+    if let Some(value) = db.get_int_store(store_name).get(r, key)? {
+        if let DbValue::U64(value_u64) = value {
+            Ok(value_u64)
+        } else {
+            Err(DbError::DBCorrupted)
+        }
+    } else {
+        Err(DbError::DBCorrupted)
+    }
+}
+
+// TODO: tester ça
+//pub fn get_required_bin_in_int_store<DB: DbReadable, R: DbReader, V: DeserializeOwned>(
+//    db: &DB,
+//    r: &R,
+//    store_name: &str,
+//    key: u32,
+//) -> Result<V, DbError> {
+//    if let Some(value) = db.get_int_store(store_name).get(r, key)? {
+//        Ok(BcDbRo::from_db_value(value)?)
+//    } else {
+//        Err(DbError::DBCorrupted)
+//    }
+//}
+// TODO: tester ça
+pub fn get_bin_in_int_store<DB: DbReadable, R: DbReader, V: DeserializeOwned>(
+    db: &DB,
+    r: &R,
+    store_name: &str,
+    key: u32,
+) -> Result<Option<V>, DbError> {
+    if let Some(value) = db.get_int_store(store_name).get(r, key)? {
+        Ok(Some(BcDbRo::from_db_value(value)?))
+    } else {
+        Ok(None)
+    }
+}
+
 /// Get the personal difficulty of a member.
 /// If the member is not in the current window, returns `pow_min`.
 pub fn get_member_diffi<DB: DbReadable, R: DbReader>(
-    _db: &DB,
-    _r: &R,
-    _wot_id: WotId,
+    db: &DB,
+    r: &R,
+    wot_id: WotId,
 ) -> Result<PersonalDifficulty, DbError> {
+        // si membre absent du store return personnal;
+        // difficulty par défaut
+        // sinon récupérer le résultat et continuer
+        let optional_member_info: Option<MemberFrameInfo> =
+            get_bin_in_int_store(db, r, CURRENT_FRAME_MEMBERS, wot_id.0 as u32)?;
+        if optional_member_info.is_none() {
             Ok(PersonalDifficulty {
                 exclusion_factor: 1,
                 handicap: 0,
             })
+        } else {
+            let current_blockstamp =
+                get_current_blockstamp_(db, r)?.ok_or(DbError::DBCorrupted)?;
+            let median_frame_member = get_required_u64_in_int_store(
+                db,
+                r,
+                CURRENT_METAS_DATAS,
+                CurrentMetaDataKey::MedianFrameMember.to_u32(),
+            )?;
+            Ok(PersonalDifficulty {
+                exclusion_factor: 2,
+                handicap: 13,
+            })
+        }
 }
 
 /// calcule la difficulté personnalisée à partir des données prêtes à l'emploi
@@ -136,11 +216,10 @@ pub fn handicap(nb_personal_blocks_in_frame: usize, median_of_blocks_in_frame: u
 #[cfg(test)]
 mod tests {
     use super::*;
+    use crate::tests::*;
     use durs_dbs_tools::kv_db::KvFileDbHandler;
-    //use durs_bc_db_reader::DbValue;
-    //use durs_bc_db_reader::Db;
-    //use Db::db_value;
-    //use log::kv::Value;
+    use dubp_common_doc::Blockstamp;
+
     //TODO: déplacer la fonction métier dans blockchain ou bc-db-writer
 
     #[test]
@@ -157,10 +236,13 @@ mod tests {
 
     #[test]
     fn test_default_personal_difficulty() {
-        assert_eq!(PersonalDifficulty {
+        assert_eq!(
+            PersonalDifficulty {
                 exclusion_factor: 1,
                 handicap: 0,
-        },PersonalDifficulty::default());
+            },
+            PersonalDifficulty::default()
+        );
     }
 
     #[test]
@@ -193,25 +275,75 @@ mod tests {
     }
 
     // test avec db mockée
-//    fn factory_member_frame_info(last: u32, nbr:usize) -> Result<DbValue, DbError> {
-//        Db::db_value(&durs_dbs_tools::to_bytes(&MemberFrameInfo {
-//            last_personal_block_number: BlockNumber(last),
-//            nb_personal_blocks_in_frame: nbr,
-//            ..Default::default()
-//        })?)
-//    }
+    fn factory_member_frame_info(
+        last_bn: u32,
+        last_mf: usize,
+        nbr_pbf: usize,
+    ) -> Result<Vec<u8>, DbError> {
+        durs_dbs_tools::to_bytes(&MemberFrameInfo {
+            last_personal_block_number: BlockNumber(last_bn),
+            last_personal_members_in_frame: last_mf,
+            nb_personal_blocks_in_frame: nbr_pbf,
+            personal_difficulty: PersonalDifficulty::default(),
+        })
+    }
+
+    fn put_member_frame_info_in_db(
+        db: &KvFileDbHandler,
+        w: &mut DbWriter,
+        wot_id: u32,
+        last_bn: u32,
+        last_mf: usize,
+        nbr_pbf: usize,
+    ) -> Result<(), DbError> {
+        db.get_int_store(CURRENT_FRAME_MEMBERS).put(
+            w.as_mut(),
+            wot_id,
+            &DbValue::Blob(&factory_member_frame_info(last_bn, last_mf, nbr_pbf)?),
+        )?;
+        Ok(())
+    }
+
+    /// cré un store CURRENT_FRAME_MEMBERS avec comme
+    ///  |- clef les wot_id des membres de la fenêtre courante
+    ///  |- valeurs :
+    ///     |- le block_number du dernier block de ce membre
+    ///     |- le nombre de membre dans la fenetre courante au dernier block de ce membre
+    ///     |- le nombre de block de ce membre dans la fenêtre courante
     fn init_mocked_db() -> Result<KvFileDbHandler, DbError> {
-        let db = crate::tests::open_tmp_db()?;
+        let db = open_tmp_db()?;
         db.write(|mut w| {
-            //db.get_int_store(CURRENT_FRAME_MEMBERS).put(w.as_mut(), 1, &factory_member_frame_info(99,15)?);
-
-            // créer une hashmap avec comme
-            //  |- clef les wot_id des membres de la fenêtre courante
-            //  |- valeurs :
-            //     |- le block_number du dernier block de ce membre
-            //     |- le nombre de block de ce membre dans la fenêtre courante
-            // {1:{99,15},3:{80,5},4:{97,3},5:{98,1},6:{90,1},8:{71,1}}
-            //common::insert_wot_index_entry(&db, &mut w, WotId(0), issuer_a)?;
+            put_member_frame_info_in_db(&db, &mut w, 1, 99, 6, 15)?;
+            put_member_frame_info_in_db(&db, &mut w, 3, 80, 6, 5)?;
+            put_member_frame_info_in_db(&db, &mut w, 4, 97, 6, 3)?;
+            put_member_frame_info_in_db(&db, &mut w, 5, 98, 6, 1)?;
+            put_member_frame_info_in_db(&db, &mut w, 6, 90, 6, 1)?;
+            put_member_frame_info_in_db(&db, &mut w, 8, 71, 6, 1)?;
+
+            let blockstamp_bytes: Vec<u8> = Blockstamp{
+                id:BlockNumber(100),
+                ..Default::default()
+            }.into();
+            db.get_int_store(CURRENT_METAS_DATAS).put(
+                w.as_mut(),
+                CurrentMetaDataKey::CurrentBlockstamp.to_u32(),
+                &DbValue::Blob(&blockstamp_bytes),
+            )?;
+            //            db.get_int_store(CURRENT_METAS_DATAS).put(
+            //                w.as_mut(),
+            //                CurrentMetaDataKey::CurrentFrameMembersSize.to_u32(),
+            //                &DbValue::U64(6),
+            //            )?;
+            db.get_int_store(CURRENT_METAS_DATAS).put(
+                w.as_mut(),
+                CurrentMetaDataKey::MedianFrameMember.to_u32(),
+                &DbValue::U64(2),
+            )?;
+
+            //CurrentBlockNumber : BlockNumber
+            //CurrentFrameMembersSize : u32
+            //MedianFrameMember : bloc_count
+
             Ok(w)
         })?;
         Ok(db)
@@ -230,16 +362,16 @@ mod tests {
         Ok(())
     }
 
-//    #[test]
-//    fn test_personal_difficulty_member_supercalculator() -> Result<(), DbError> {
-//        let db = init_mocked_db()?;
-//        assert_eq!(
-//            PersonalDifficulty {
-//                exclusion_factor: 2,
-//                handicap: 13,
-//            },
-//            db.read(|r| get_member_diffi(&db, r, WotId(1)))?
-//        );
-//        Ok(())
-//    }
+    #[test]
+    fn test_personal_difficulty_member_supercalculator() -> Result<(), DbError> {
+        let db = init_mocked_db()?;
+        assert_eq!(
+            PersonalDifficulty {
+                exclusion_factor: 2,
+                handicap: 13,
+            },
+            db.read(|r| get_member_diffi(&db, r, WotId(1)))?
+        );
+        Ok(())
+    }
 }

lib/modules-lib/bc-db-reader/src/current_meta_datas.rs

@@ -38,6 +38,8 @@ pub enum CurrentMetaDataKey {
     ForkTree,
     /// Greatest wot id
     NextWotId,
+    /// Block by member median in current frame
+    MedianFrameMember,
 }
 
 impl CurrentMetaDataKey {
@@ -50,6 +52,7 @@ impl CurrentMetaDataKey {
             Self::CurrentBlockchainTime => 3,
             Self::ForkTree => 4,
             Self::NextWotId => 5,
+            Self::MedianFrameMember => 6,
         }
     }
 }

lib/modules-lib/bc-db-reader/src/lib.rs

@@ -75,9 +75,9 @@ pub fn open_db_ro(path: &Path) -> Result<BcDbRo, DbError> {
 
 #[cfg(test)]
 pub mod tests {
-
     use super::*;
     use durs_dbs_tools::kv_db::KvFileDbHandler;
+    pub use durs_dbs_tools::kv_db::KvFileDbWriter as DbWriter;
     use tempfile::tempdir;
 
     #[inline]