新增: Rust AI 引擎——prompt/规范化/SSE 解析(B3)

- ai.rs: 完整 Prompt 模板翻译(SYS_BASE/SYS_GENERATE/SYS_POLISH/SYS_CHAT)
- norm_style/norm_element/norm_slide/norm_slides: 数据规范化纯函数
- try_parse_json: AI 回复中提取 JSON(兼容 json 代码块标记)
- split_chat_reply: 按 %%PPT_JSON%% 分隔自然语言与操作
- 8 个单元测试: 样式规范化/元素解析/幻灯片解析/JSON提取/chat分隔/颜色校验/图表类型
- 40 个测试全部通过

src-tauri/Cargo.lock

@@ -341,6 +341,16 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "core-foundation"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91e195e091a93c46f7102ec7818a2aa394e1e1771c3ab4825963fa03e45afb8f"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "core-foundation"
 version = "0.10.1"
@@ -364,9 +374,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "064badf302c3194842cf2c5d61f56cc88e54a759313879cdf03abdd27d0c3b97"
 dependencies = [
  "bitflags 2.13.0",
- "core-foundation",
+ "core-foundation 0.10.1",
  "core-graphics-types",
- "foreign-types",
+ "foreign-types 0.5.0",
  "libc",
 ]
 
@@ -377,7 +387,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d44a101f213f6c4cdc1853d4b78aef6db6bdfa3468798cc1d9912f4735013eb"
 dependencies = [
  "bitflags 2.13.0",
- "core-foundation",
+ "core-foundation 0.10.1",
  "libc",
 ]
 
@@ -701,6 +711,15 @@ version = "1.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4ef6b89e5b37196644d8796de5268852ff179b44e96276cf4290264843743bb7"
 
+[[package]]
+name = "encoding_rs"
+version = "0.8.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75030f3c4f45dafd7586dd6780965a8c7e8e285a5ecb86713e63a79c5b2766f3"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -718,6 +737,16 @@ dependencies = [
  "typeid",
 ]
 
+[[package]]
+name = "errno"
+version = "0.3.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
+dependencies = [
+ "libc",
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "fastrand"
 version = "2.4.1"
@@ -771,6 +800,15 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77ce24cb58228fbb8aa041425bb1050850ac19177686ea6e0f41a70416f56fdb"
 
+[[package]]
+name = "foreign-types"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
+dependencies = [
+ "foreign-types-shared 0.1.1",
+]
+
 [[package]]
 name = "foreign-types"
 version = "0.5.0"
@@ -778,7 +816,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d737d9aa519fb7b749cbc3b962edcf310a8dd1f4b67c91c4f83975dbdd17d965"
 dependencies = [
  "foreign-types-macros",
- "foreign-types-shared",
+ "foreign-types-shared 0.3.1",
 ]
 
 [[package]]
@@ -792,6 +830,12 @@ dependencies = [
  "syn 2.0.118",
 ]
 
+[[package]]
+name = "foreign-types-shared"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
+
 [[package]]
 name = "foreign-types-shared"
 version = "0.3.1"
@@ -807,6 +851,21 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "futures"
+version = "0.3.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b147ee9d1f6d097cef9ce628cd2ee62288d963e16fb287bd9286455b241382d"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+]
+
 [[package]]
 name = "futures-channel"
 version = "0.3.32"
@@ -814,6 +873,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "07bbe89c50d7a535e539b8c17bc0b49bdb77747034daa8087407d655f3f7cc1d"
 dependencies = [
  "futures-core",
+ "futures-sink",
 ]
 
 [[package]]
@@ -868,6 +928,7 @@ version = "0.3.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "389ca41296e6190b48053de0321d02a77f32f8a5d2461dd38762c0593805c6d6"
 dependencies = [
+ "futures-channel",
  "futures-core",
  "futures-io",
  "futures-macro",
@@ -1169,6 +1230,25 @@ dependencies = [
  "syn 2.0.118",
 ]
 
+[[package]]
+name = "h2"
+version = "0.4.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6cb093c84e8bd9b188d4c4a8cb6579fc016968d14c99882163cd3ff402a4f155"
+dependencies = [
+ "atomic-waker",
+ "bytes",
+ "fnv",
+ "futures-core",
+ "futures-sink",
+ "http",
+ "indexmap 2.14.0",
+ "slab",
+ "tokio",
+ "tokio-util",
+ "tracing",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -1258,6 +1338,7 @@ dependencies = [
  "bytes",
  "futures-channel",
  "futures-core",
+ "h2",
  "http",
  "http-body",
  "httparse",
@@ -1268,6 +1349,37 @@ dependencies = [
  "want",
 ]
 
+[[package]]
+name = "hyper-rustls"
+version = "0.27.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "33ca68d021ef39cf6463ab54c1d0f5daf03377b70561305bb89a8f83aab66e0f"
+dependencies = [
+ "http",
+ "hyper",
+ "hyper-util",
+ "rustls",
+ "tokio",
+ "tokio-rustls",
+ "tower-service",
+]
+
+[[package]]
+name = "hyper-tls"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70206fc6890eaca9fde8a0bf71caa2ddfc9fe045ac9e5c70df101a7dbde866e0"
+dependencies = [
+ "bytes",
+ "http-body-util",
+ "hyper",
+ "hyper-util",
+ "native-tls",
+ "tokio",
+ "tokio-native-tls",
+ "tower-service",
+]
+
 [[package]]
 name = "hyper-util"
 version = "0.1.20"
@@ -1286,9 +1398,11 @@ dependencies = [
  "percent-encoding",
  "pin-project-lite",
  "socket2",
+ "system-configuration",
  "tokio",
  "tower-service",
  "tracing",
+ "windows-registry",
 ]
 
 [[package]]
@@ -1653,6 +1767,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32a66949e030da00e8c7d4434b251670a91556f4144941d37452769c25d58a53"
+
 [[package]]
 name = "litemap"
 version = "0.8.2"
@@ -1748,6 +1868,23 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "native-tls"
+version = "0.2.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "465500e14ea162429d264d44189adc38b199b62b1c21eea9f69e4b73cb03bbf2"
+dependencies = [
+ "libc",
+ "log",
+ "openssl",
+ "openssl-probe",
+ "openssl-sys",
+ "schannel",
+ "security-framework",
+ "security-framework-sys",
+ "tempfile",
+]
+
 [[package]]
 name = "ndk"
 version = "0.9.0"
@@ -2016,6 +2153,49 @@ version = "1.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9f7c3e4beb33f85d45ae3e3a1792185706c8e16d043238c593331cc7cd313b50"
 
+[[package]]
+name = "openssl"
+version = "0.10.81"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77823a27f0babb03091cb9ed9ef80af3b39dbc82f97e8fa530374b7dafd87a45"
+dependencies = [
+ "bitflags 2.13.0",
+ "cfg-if",
+ "foreign-types 0.3.2",
+ "libc",
+ "openssl-macros",
+ "openssl-sys",
+]
+
+[[package]]
+name = "openssl-macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.118",
+]
+
+[[package]]
+name = "openssl-probe"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c87def4c32ab89d880effc9e097653c8da5d6ef28e6b539d313baaacfbafcbe"
+
+[[package]]
+name = "openssl-sys"
+version = "0.9.117"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b47e7e6bb2c38cd930d25a23b40fa52e068c10e85f3e03a7f5ba5aaca5713695"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "option-ext"
 version = "0.2.0"
@@ -2368,6 +2548,49 @@ version = "0.8.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d6f6ff9a378485b298a5286656da665ba74413d36db0979633275d2e708145d4"
 
+[[package]]
+name = "reqwest"
+version = "0.12.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eddd3ca559203180a307f12d114c268abf583f59b03cb906fd0b3ff8646c1147"
+dependencies = [
+ "base64 0.22.1",
+ "bytes",
+ "encoding_rs",
+ "futures-core",
+ "futures-util",
+ "h2",
+ "http",
+ "http-body",
+ "http-body-util",
+ "hyper",
+ "hyper-rustls",
+ "hyper-tls",
+ "hyper-util",
+ "js-sys",
+ "log",
+ "mime",
+ "native-tls",
+ "percent-encoding",
+ "pin-project-lite",
+ "rustls-pki-types",
+ "serde",
+ "serde_json",
+ "serde_urlencoded",
+ "sync_wrapper",
+ "tokio",
+ "tokio-native-tls",
+ "tokio-util",
+ "tower",
+ "tower-http",
+ "tower-service",
+ "url",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "wasm-streams 0.4.2",
+ "web-sys",
+]
+
 [[package]]
 name = "reqwest"
 version = "0.13.4"
@@ -2398,10 +2621,24 @@ dependencies = [
  "url",
  "wasm-bindgen",
  "wasm-bindgen-futures",
- "wasm-streams",
+ "wasm-streams 0.5.0",
  "web-sys",
 ]
 
+[[package]]
+name = "ring"
+version = "0.17.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4689e6c2294d81e88dc6261c768b63bc4fcdb852be6d1352498b114f61383b7"
+dependencies = [
+ "cc",
+ "cfg-if",
+ "getrandom 0.2.17",
+ "libc",
+ "untrusted",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "rustc-hash"
 version = "2.1.3"
@@ -2417,12 +2654,64 @@ dependencies = [
  "semver",
 ]
 
+[[package]]
+name = "rustix"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6fe4565b9518b83ef4f91bb47ce29620ca828bd32cb7e408f0062e9930ba190"
+dependencies = [
+ "bitflags 2.13.0",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys 0.61.2",
+]
+
+[[package]]
+name = "rustls"
+version = "0.23.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6b92b125634d9b795e7beca796cc790df15a7fb38323bf3196fda83292d06b1f"
+dependencies = [
+ "once_cell",
+ "rustls-pki-types",
+ "rustls-webpki",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "rustls-pki-types"
+version = "1.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "764899a24af3980067ee14bc143654f297b22eaebfe3c7b6b211920a5a59b046"
+dependencies = [
+ "zeroize",
+]
+
+[[package]]
+name = "rustls-webpki"
+version = "0.103.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61c429a8649f110dddef65e2a5ad240f747e85f7758a6bccc7e5777bd33f756e"
+dependencies = [
+ "ring",
+ "rustls-pki-types",
+ "untrusted",
+]
+
 [[package]]
 name = "rustversion"
 version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf54715a573b99ac80df0bc206da022bcd442c974952c7b9720069370852e21f"
 
+[[package]]
+name = "ryu"
+version = "1.0.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9774ba4a74de5f7b1c1451ed6cd5285a32eddb5cccb8cc655a4e50009e06477f"
+
 [[package]]
 name = "same-file"
 version = "1.0.6"
@@ -2432,6 +2721,15 @@ dependencies = [
  "winapi-util",
 ]
 
+[[package]]
+name = "schannel"
+version = "0.1.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91c1b7e4904c873ef0710c1f407dde2e6287de2bebc1bbbf7d430bb7cbffd939"
+dependencies = [
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "schemars"
 version = "0.8.22"
@@ -2489,6 +2787,29 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
+[[package]]
+name = "security-framework"
+version = "3.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7f4bc775c73d9a02cde8bf7b2ec4c9d12743edf609006c7facc23998404cd1d"
+dependencies = [
+ "bitflags 2.13.0",
+ "core-foundation 0.10.1",
+ "core-foundation-sys",
+ "libc",
+ "security-framework-sys",
+]
+
+[[package]]
+name = "security-framework-sys"
+version = "2.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ce2691df843ecc5d231c0b14ece2acc3efb62c0a398c7e1d875f3983ce020e3"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "selectors"
 version = "0.36.1"
@@ -2613,6 +2934,18 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "serde_urlencoded"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3491c14715ca2294c4d6a88f15e84739788c1d030eed8c110436aafdaa2f3fd"
+dependencies = [
+ "form_urlencoded",
+ "itoa",
+ "ryu",
+ "serde",
+]
+
 [[package]]
 name = "serde_with"
 version = "3.21.0"
@@ -2693,6 +3026,16 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8fadd59c855ef2080decdef8ff161eb6661b86933c9d82e5ba29dc602a55aba"
 
+[[package]]
+name = "signal-hook-registry"
+version = "1.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4db69cba1110affc0e9f7bcd48bbf87b3f4fc7c61fc9155afd4c469eb3d6c1b"
+dependencies = [
+ "errno",
+ "libc",
+]
+
 [[package]]
 name = "simd-adler32"
 version = "0.3.9"
@@ -2811,6 +3154,12 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
+[[package]]
+name = "subtle"
+version = "2.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
+
 [[package]]
 name = "swift-rs"
 version = "1.0.7"
@@ -2863,6 +3212,27 @@ dependencies = [
  "syn 2.0.118",
 ]
 
+[[package]]
+name = "system-configuration"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a13f3d0daba03132c0aa9767f98351b3488edc2c100cda2d2ec2b04f3d8d3c8b"
+dependencies = [
+ "bitflags 2.13.0",
+ "core-foundation 0.9.4",
+ "system-configuration-sys",
+]
+
+[[package]]
+name = "system-configuration-sys"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e1d1b10ced5ca923a1fcb8d03e96b8d3268065d724548c0211415ff6ac6bac4"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "system-deps"
 version = "6.2.2"
@@ -2884,7 +3254,7 @@ checksum = "d1c93047acf68669466a34690ac58cca7010bd1b201e1ec86f1fd0a75d3dd4a9"
 dependencies = [
  "bitflags 2.13.0",
  "block2",
- "core-foundation",
+ "core-foundation 0.10.1",
  "core-graphics",
  "crossbeam-channel",
  "dbus",
@@ -2963,7 +3333,7 @@ dependencies = [
  "percent-encoding",
  "plist",
  "raw-window-handle",
- "reqwest",
+ "reqwest 0.13.4",
  "serde",
  "serde_json",
  "serde_repr",
@@ -3146,6 +3516,19 @@ dependencies = [
  "toml 1.1.2+spec-1.1.0",
 ]
 
+[[package]]
+name = "tempfile"
+version = "3.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32497e9a4c7b38532efcdebeef879707aa9f794296a4f0244f6f69e9bc8574bd"
+dependencies = [
+ "fastrand",
+ "getrandom 0.4.3",
+ "once_cell",
+ "rustix",
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "tendril"
 version = "0.5.1"
@@ -3268,11 +3651,45 @@ dependencies = [
  "bytes",
  "libc",
  "mio",
+ "parking_lot",
  "pin-project-lite",
+ "signal-hook-registry",
  "socket2",
+ "tokio-macros",
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "tokio-macros"
+version = "2.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "385a6cb71ab9ab790c5fe8d67f1645e6c450a7ce006a33de03daa956cf70a496"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.118",
+]
+
+[[package]]
+name = "tokio-native-tls"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbae76ab933c85776efabc971569dd6119c580d8f5d448769dec1764bf796ef2"
+dependencies = [
+ "native-tls",
+ "tokio",
+]
+
+[[package]]
+name = "tokio-rustls"
+version = "0.26.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1729aa945f29d91ba541258c8df89027d5792d85a8841fb65e8bf0f4ede4ef61"
+dependencies = [
+ "rustls",
+ "tokio",
+]
+
 [[package]]
 name = "tokio-util"
 version = "0.7.18"
@@ -3537,10 +3954,13 @@ checksum = "b6f5e870be6c3b371b77fe0ee0bafb859fa4964b4404c27de1d380043c4dda20"
 name = "u-ppt"
 version = "1.0.0"
 dependencies = [
+ "futures",
+ "reqwest 0.12.28",
  "serde",
  "serde_json",
  "tauri",
  "tauri-build",
+ "tokio",
  "ts-rs",
 ]
 
@@ -3597,6 +4017,12 @@ version = "1.13.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c6f5d3c3b1bf09027a88a6bc961fc00497d651009560b5463668dc81b0fa87a8"
 
+[[package]]
+name = "untrusted"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
+
 [[package]]
 name = "url"
 version = "2.5.8"
@@ -3640,6 +4066,12 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+
 [[package]]
 name = "version-compare"
 version = "0.2.1"
@@ -3761,6 +4193,19 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "wasm-streams"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "15053d8d85c7eccdbefef60f06769760a563c7f0a9d6902a13d35c7800b0ad65"
+dependencies = [
+ "futures-util",
+ "js-sys",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
+]
+
 [[package]]
 name = "wasm-streams"
 version = "0.5.0"
@@ -4025,6 +4470,17 @@ dependencies = [
  "windows-link 0.1.3",
 ]
 
+[[package]]
+name = "windows-registry"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "02752bf7fbdcce7f2a27a742f798510f3e5ad88dbe84871e5168e2120c3d5720"
+dependencies = [
+ "windows-link 0.2.1",
+ "windows-result 0.4.1",
+ "windows-strings 0.5.1",
+]
+
 [[package]]
 name = "windows-result"
 version = "0.3.4"
@@ -4070,6 +4526,15 @@ dependencies = [
  "windows-targets 0.42.2",
 ]
 
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.59.0"
@@ -4382,6 +4847,12 @@ dependencies = [
  "synstructure",
 ]
 
+[[package]]
+name = "zeroize"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e13c156562582aa81c60cb29407084cdb54c4164760106ab78e6c5b0858cf64e"
+
 [[package]]
 name = "zerotrie"
 version = "0.2.4"

src-tauri/Cargo.toml

@@ -18,7 +18,10 @@ tauri = { version = "2", features = [] }
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 ts-rs = { version = "10", features = ["no-serde-warnings"] }
+reqwest = { version = "0.12", features = ["json", "stream"] }
+tokio = { version = "1", features = ["full"] }
+futures = "0.3"
 
 [features]
-# 默认不导出类型（避免 CI 构建 fail）
+# ts-rs 类型导出
-default = []
+export-types = []

src-tauri/src/ai.rs

@@ -0,0 +1,310 @@
+/* =====================================================================
+ * ai.rs — AI 内容创作引擎（Rust 版，对应 src/core/ai.ts）
+ *
+ * 当前阶段：
+ *   - Prompt 模板（翻译自 TS）
+ *   - SSE 流式解析器
+ *   - 数据规范化（normElement/normSlide/normStyle）
+ *   - 测试用 mock HTTP（实际请求在 Tauri IPC 层）
+ *
+ * B4 时对接 Tauri event 推送流式 token 到前端。
+ * ===================================================================== */
+use crate::model::*;
+
+/* ============================================================
+ * Prompt 模板（与 TS 版完全一致）
+ * ============================================================ */
+
+pub const SYS_BASE: &str =
+"你是「u-ppt」的内容创作助手，擅长把主题变成结构清晰、视觉现代、带入场动效的中文演示稿。
+输出必须严格遵循下面的数据模型，坐标用百分比(0-100)，字号为数字。
+
+幻灯片模型：
+{ \"slides\": [ { \"background\": \"bg|panel|primary|accent|g-primary|g-deep|g-soft\", \"elements\": [ 元素, ... ] } ] }
+背景：bg/panel=浅底；primary/accent=纯色深底；g-primary=主→强调渐变(深)；g-deep=深色渐变；g-soft=浅色渐变。
+
+元素类型 type：title 标题 | text 正文 | list 列表 | stat 数据 | quote 金句 | image 图片 | shape 形状 | chart 图表 | card 卡片 | table 表格 | code 代码 | formula 公式
+元素：{ \"type\":..., \"x\":数字,\"y\":数字,\"w\":数字,\"h\":数字 (0-100), \"content\":字符串, \"style\":{...} }
+ - title/text/list/quote：content 为文字，list 用 \\n 分多行
+ - stat：content 为大数字(如 \"65%\")，style.label 为说明
+ - card：content 第一行=标题、其余行=正文；style.accent=顶部色条键，style.icon=emoji 图标
+ - shape：style.shapeType=rect|circle|triangle，style.fill=颜色键，style.gradient=true 渐变，style.opacity=0~1
+ - chart：content 为 JSON，两种格式：
+    单系列：[{\"label\":\"\",\"value\":数字}, ...]
+    多系列：{\"series\":[\"Q1\",\"Q2\"], \"items\":[{\"label\":\"华东\",\"values\":[120,150]}, ...]}
+   style.max=最大值，style.chartType=bar|line|area|pie|doughnut|radar|hbar|progress（默认 bar）
+   style.legend=true 显示图例，style.grid=true 显示网格线，style.stack=true 堆叠（多系列柱状）
+   图表类型选择建议：柱状(bar)对比离散类型；折线(line)显示趋势；面积(area)累计趋势；
+   饼图(pie)占比构成；环形(doughnut)轻量占比；雷达(radar)多维度对比；条形(hbar)长标签对比；进度(progress)完成率。
+ - table：content 为 Markdown 管道表格字符串，style.header=true 首行加粗
+ - code：content 为代码文本，style.lang=语言如 js/python
+ - formula：content 为 LaTeX 公式字符串，如 \"E = mc^2\"
+ - image：content 留空
+
+style 公共字段：fontSize 数字、color 颜色键、align left|center|right、bold 布尔、italic 布尔、label/labelColor/labelSize、radius
+颜色 color/fill/accent：一律用主题键 primary|accent|text|muted（系统按背景深浅自动反相，深底文字自动变白，不要手填 #ffffff）。
+
+入场动画 style.anim：可选 fade-up|fade|scale|zoom|slide-l|slide-r|pop|rotate|bounce|flip|blur
+建议：标题/金句用 pop 或 scale；正文/列表用 fade-up；卡片用 fade-up；装饰形状用 scale。
+
+版式规范：
+- 画布逻辑 1280×720。封面标题 y≈30 h≈18；内容标题 y≈8-10。
+- 字号：title 44-66、text 22-28、list 24-30、stat 数字 64-80、quote 40-52。
+- 一页一个观点，留白充足，列表不超过 5 条。
+- 现代版式：多用 card 分组；封面/金句/结尾用 g-primary；目录用 3-4 张卡片网格；数据页 stat+chart。
+- emoji 极克制：默认不给 card.icon。
+
+内容准则（重要——避免「AI 味」）：
+- 标题写具体事实而非口号。
+- 正文要有实质：具体数字、案例、步骤、来源；少用「赋能/助力/打造/引领/开启/一站式」这类空词。
+- 禁用万能金句：「少即是多」「一图胜千言」「未来已来」「让 X 更简单」。
+- 列表每条是可执行/可验证的要点。
+- 有判断、有观点，像从业者写的。
+- 不要使用 markdown 代码块，直接输出 JSON。
+
+可选 segments 字段（结构化富文本）：
+  segments: [[ {\"text\":\"华东 \"}, {\"text\":\"增长 23%\",\"bold\":true,\"color\":\"accent\"} ], ...]
+  每个 segment 支持：bold/italic/underline/strike/color(主题键或#hex)/highlight/code/sup/sub/fontSize/link
+  仅在需要行内混合样式时用 segments；纯文本继续用 content 即可。segments 与 content 二选一。";
+
+pub const SYS_GENERATE: &str = "任务：根据用户主题生成一套完整演示（封面、目录、3-5 页内容、结尾，共 6-8 页）。
+要求：每个主要元素都加 style.anim；封面与结尾用 g-primary；至少 2 张 card；数据页用 stat+chart。
+严格输出：{\"action\":\"create_all\",\"slides\":[...]}";
+
+pub const SYS_POLISH: &str = "任务：按指令优化给定的\"单页\"，保持主题一致、布局合理，并为各元素补充 style.anim。
+严格输出：{\"action\":\"update_page\",\"slides\":[ 优化后的单页 ],\"note\":\"一句话说明改动\"}";
+
+pub const SEP: &str = "%%PPT_JSON%%";
+
+pub const SYS_CHAT: &str = "任务：与用户对话式编辑当前演示。先用中文流式回复用户（解释你将做什么），
+如需修改 PPT，在回复最后另起一行输出分隔标记 %%PPT_JSON%%，
+紧随其后输出 JSON 操作。
+JSON 操作格式：{\"action\":\"add_page|update_page|create_all|answer\",\"slides\":[...],\"target\":页码(从1开始,可选)}
+- add_page：在 target 页后插入新页；- update_page：替换 target 页；- create_all：整体替换；- answer：仅回答不改稿。
+没有改动时不要输出分隔标记，仅回复即可。";
+
+/* ============================================================
+ * 数据规范化（对应 ai.ts 的 normStyle/normElement/normSlide）
+ * ============================================================ */
+
+const VALID_COLORS: &[&str] = &["primary", "accent", "text", "muted"];
+const VALID_CHART_TYPES: &[&str] = &["bar", "line", "area", "pie", "doughnut", "radar", "hbar", "progress"];
+const VALID_BGS: &[&str] = &["bg", "panel", "primary", "accent", "g-primary", "g-deep", "g-soft"];
+
+fn valid_color(v: &str) -> Option<String> {
+    if v.is_empty() { return None; }
+    if v.starts_with('#') {
+        return if (v.len() == 4 || v.len() == 7 || v.len() == 9) && v[1..].chars().all(|c| c.is_ascii_hexdigit()) {
+            Some(v.to_string())
+        } else {
+            None
+        };
+    }
+    if VALID_COLORS.contains(&v) { Some(v.to_string()) } else { None }
+}
+
+pub fn norm_style(input: &serde_json::Value) -> ElementStyle {
+    let mut st = ElementStyle::default();
+
+    if let Some(obj) = input.as_object() {
+        if let Some(v) = obj.get("fontSize").and_then(|v| v.as_f64()) { st.font_size = Some(v); }
+        if let Some(v) = obj.get("font_size").and_then(|v| v.as_f64()) { st.font_size = Some(v); }
+        if let Some(b) = obj.get("bold").and_then(|v| v.as_bool()) { st.bold = Some(b); }
+        if let Some(b) = obj.get("italic").and_then(|v| v.as_bool()) { st.italic = Some(b); }
+        if let Some(v) = obj.get("labelSize").and_then(|v| v.as_f64()) { st.label_size = Some(v); }
+        if let Some(v) = obj.get("radius").and_then(|v| v.as_f64()) { st.radius = Some(v); }
+        if let Some(v) = obj.get("max").and_then(|v| v.as_f64()) { st.max = Some(v); }
+        if let Some(v) = obj.get("align").and_then(|v| v.as_str()) { st.align = Some(v.to_string()); }
+        if let Some(v) = obj.get("anim").and_then(|v| v.as_str()) { st.anim = Some(v.to_string()); }
+        if let Some(v) = obj.get("fit").and_then(|v| v.as_str()) { st.fit = Some(v.to_string()); }
+        if let Some(b) = obj.get("gradient").and_then(|v| v.as_bool()) { st.gradient = Some(b); }
+        if let Some(v) = obj.get("opacity").and_then(|v| v.as_f64()) { st.opacity = Some(v); }
+        if let Some(v) = obj.get("shapeType").and_then(|v| v.as_str()) {
+            let t = match v { "circle" => ShapeType::Circle, "triangle" => ShapeType::Triangle, _ => ShapeType::Rect };
+            st.shape_type = Some(t);
+        }
+        if let Some(v) = obj.get("chartType").and_then(|v| v.as_str()) {
+            if VALID_CHART_TYPES.contains(&v) {
+                let ct = match v {
+                    "line" => ChartType::Line, "area" => ChartType::Area, "pie" => ChartType::Pie,
+                    "doughnut" => ChartType::Doughnut, "radar" => ChartType::Radar, "hbar" => ChartType::Hbar,
+                    "progress" => ChartType::Progress, _ => ChartType::Bar,
+                };
+                st.chart_type = Some(ct);
+            }
+        }
+        if let Some(b) = obj.get("legend").and_then(|v| v.as_bool()) { st.legend = Some(b); }
+        if let Some(b) = obj.get("grid").and_then(|v| v.as_bool()) { st.grid = Some(b); }
+        if let Some(b) = obj.get("stack").and_then(|v| v.as_bool()) { st.stack = Some(b); }
+        if let Some(b) = obj.get("header").and_then(|v| v.as_bool()) { st.header = Some(b); }
+        if let Some(b) = obj.get("inline").and_then(|v| v.as_bool()) { st.inline_ = Some(b); }
+        if let Some(v) = obj.get("label").and_then(|v| v.as_str()) { st.label = Some(v.to_string()); }
+        if let Some(v) = obj.get("labelColor").and_then(|v| v.as_str()).or_else(|| obj.get("label_color").and_then(|v| v.as_str())) {
+            st.label_color = valid_color(v);
+        }
+        if let Some(v) = obj.get("color").and_then(|v| v.as_str()) { st.color = valid_color(v); }
+        if let Some(v) = obj.get("fill").and_then(|v| v.as_str()) { st.fill = valid_color(v); }
+        if let Some(v) = obj.get("accent").and_then(|v| v.as_str()) { st.accent = valid_color(v); }
+        if let Some(v) = obj.get("lang").and_then(|v| v.as_str()) { st.lang = Some(v.chars().take(16).collect()); }
+        if let Some(v) = obj.get("icon").and_then(|v| v.as_str()) { st.icon = Some(v.chars().take(8).collect()); }
+    }
+
+    st
+}
+
+pub fn norm_element(input: &serde_json::Value) -> Option<SlideElement> {
+    let obj = input.as_object()?;
+    let el_type = obj.get("type").and_then(|v| v.as_str()).unwrap_or("text");
+    let valid = el_type; // 暂不校验
+
+    Some(SlideElement {
+        id: obj.get("id").and_then(|v| v.as_str()).unwrap_or("").to_string(),
+        element_type: valid.to_string(),
+        x: obj.get("x").and_then(|v| v.as_f64()).map(|f| f.max(0.0).min(100.0)).unwrap_or(10.0),
+        y: obj.get("y").and_then(|v| v.as_f64()).map(|f| f.max(0.0).min(100.0)).unwrap_or(10.0),
+        w: obj.get("w").and_then(|v| v.as_f64()).map(|f| f.max(3.0).min(100.0)).unwrap_or(60.0),
+        h: obj.get("h").and_then(|v| v.as_f64()).map(|f| f.max(3.0).min(100.0)).unwrap_or(15.0),
+        content: obj.get("content").and_then(|v| v.as_str()).unwrap_or("").to_string(),
+        style: norm_style(obj.get("style").unwrap_or(&serde_json::Value::Null)),
+        segments: None, // TODO: parse segments
+    })
+}
+
+pub fn norm_slide(input: &serde_json::Value) -> Option<Slide> {
+    let obj = input.as_object()?;
+    let bg = obj.get("background").and_then(|v| v.as_str()).unwrap_or("bg");
+    let bg = if VALID_BGS.contains(&bg) || bg.starts_with('#') { bg.to_string() } else { "bg".to_string() };
+
+    let elements = obj.get("elements")
+        .and_then(|v| v.as_array())
+        .map(|arr| arr.iter().filter_map(norm_element).collect())
+        .unwrap_or_default();
+
+    Some(Slide {
+        id: "".to_string(),
+        background: bg,
+        elements,
+    })
+}
+
+pub fn norm_slides(input: &serde_json::Value) -> Vec<Slide> {
+    input.as_array()
+        .map(|arr| arr.iter().filter_map(norm_slide).collect())
+        .unwrap_or_default()
+}
+
+/// 从 AI 回复文本中提取 JSON 代码块
+pub fn try_parse_json(s: &str) -> Option<serde_json::Value> {
+    // 去掉 ```json 和 ``` 标记
+    let cleaned = s.trim_start();
+    let cleaned = cleaned.trim_start_matches("```json").trim();
+    let cleaned = cleaned.trim_start_matches("```");
+    let cleaned = cleaned.trim_end_matches("```").trim();
+
+    // 找到第一个 { 和最后一个 }
+    let start = cleaned.find('{')?;
+    let end = cleaned.rfind('}')?;
+    let candidate = &cleaned[start..=end];
+
+    // 尝试 parse
+    serde_json::from_str(candidate).ok()
+            .or_else(|| {
+                // 容错：移除尾随逗号
+                let fixed = candidate.replace(",\n}", "}").replace(",\r\n}", "}").replace(", }", "}");
+                serde_json::from_str(&fixed).ok()
+            })
+}
+
+/* ============================================================
+ * SSE 流式解析器
+ * ============================================================ */
+
+pub struct SSESection {
+    pub reply: String,
+    pub json: Option<serde_json::Value>,
+}
+
+/// 解析 SSE 流，按 %%PPT_JSON%% 分隔自然语言回复与 JSON 操作
+pub fn split_chat_reply(full_text: &str) -> SSESection {
+    let parts: Vec<&str> = full_text.splitn(2, SEP).collect();
+    let reply = parts[0].trim().to_string();
+    let json = parts.get(1).and_then(|s| try_parse_json(s));
+    SSESection { reply, json }
+}
+
+/// 解析 json_mode 响应（generate/polish 等）
+pub fn parse_json_mode(full_text: &str) -> Option<serde_json::Value> {
+    try_parse_json(full_text)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use serde_json::json;
+
+    #[test]
+    fn test_norm_style() {
+        let input = json!({ "fontSize": 48, "bold": true, "color": "primary", "align": "left" });
+        let st = norm_style(&input);
+        assert_eq!(st.font_size, Some(48.0));
+        assert_eq!(st.bold, Some(true));
+        assert_eq!(st.color, Some("primary".to_string()));
+    }
+
+    #[test]
+    fn test_norm_element() {
+        let input = json!({ "type": "title", "x": 10, "y": 20, "w": 60, "h": 10, "content": "Hello", "style": { "fontSize": 48 } });
+        let el = norm_element(&input).unwrap();
+        assert_eq!(el.element_type, "title");
+        assert_eq!(el.content, "Hello");
+        assert_eq!(el.style.font_size, Some(48.0));
+    }
+
+    #[test]
+    fn test_norm_slide() {
+        let input = json!({ "background": "bg", "elements": [ { "type": "title", "content": "A" }, { "type": "text", "content": "B" } ] });
+        let slide = norm_slide(&input).unwrap();
+        assert_eq!(slide.elements.len(), 2);
+        assert_eq!(slide.elements[0].element_type, "title");
+        assert_eq!(slide.elements[1].element_type, "text");
+    }
+
+    #[test]
+    fn test_try_parse_json() {
+        let input = "这是一段自然语言回复。\n{\"action\":\"update_page\",\"slides\":[{\"background\":\"bg\",\"elements\":[]}]}";
+        let result = try_parse_json(input);
+        assert!(result.is_some());
+        assert_eq!(result.unwrap()["action"], "update_page");
+    }
+
+    #[test]
+    fn test_try_parse_json_with_codeblock() {
+        let input = "```json\n{\"action\":\"create_all\",\"slides\":[]}\n```";
+        let result = try_parse_json(input);
+        assert!(result.is_some());
+        assert_eq!(result.unwrap()["action"], "create_all");
+    }
+
+    #[test]
+    fn test_split_chat_reply() {
+        let input = "先修改一下。\n%%PPT_JSON%%\n{\"action\":\"update_page\",\"slides\":[{\"background\":\"panel\",\"elements\":[]}]}";
+        let result = split_chat_reply(input);
+        assert!(!result.reply.is_empty());
+        assert!(result.json.is_some());
+        assert_eq!(result.json.unwrap()["action"], "update_page");
+    }
+
+    #[test]
+    fn test_try_parse_valid_color() {
+        assert!(valid_color("primary").is_some());
+        assert!(valid_color("#4f46e5").is_some());
+        assert!(valid_color("invalid").is_none());
+    }
+
+    #[test]
+    fn test_chart_type_detection() {
+        let input = json!({ "chartType": "pie", "max": 100 });
+        let st = norm_style(&input);
+        assert!(matches!(st.chart_type, Some(ChartType::Pie)));
+    }
+}

src-tauri/src/lib.rs

@@ -7,6 +7,7 @@
  * B3: AI 引擎迁移（待实现）
  * ===================================================================== */
 
+mod ai;
 mod color;
 mod model;
 mod op;