diff --git a/src/FruitandVegetableGuide/.gitignore b/src/FruitandVegetableGuide/.gitignore
new file mode 100644
index 0000000..aa724b7
--- /dev/null
+++ b/src/FruitandVegetableGuide/.gitignore
@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
diff --git a/src/FruitandVegetableGuide/.idea/.gitignore b/src/FruitandVegetableGuide/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/src/FruitandVegetableGuide/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/src/FruitandVegetableGuide/.idea/compiler.xml b/src/FruitandVegetableGuide/.idea/compiler.xml
new file mode 100644
index 0000000..b589d56
--- /dev/null
+++ b/src/FruitandVegetableGuide/.idea/compiler.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/.idea/dbnavigator.xml b/src/FruitandVegetableGuide/.idea/dbnavigator.xml
new file mode 100644
index 0000000..2f23ff3
--- /dev/null
+++ b/src/FruitandVegetableGuide/.idea/dbnavigator.xml
@@ -0,0 +1,405 @@
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diff --git a/src/FruitandVegetableGuide/.idea/gradle.xml b/src/FruitandVegetableGuide/.idea/gradle.xml
new file mode 100644
index 0000000..a2d7c21
--- /dev/null
+++ b/src/FruitandVegetableGuide/.idea/gradle.xml
@@ -0,0 +1,19 @@
+
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\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/.idea/inspectionProfiles/Project_Default.xml b/src/FruitandVegetableGuide/.idea/inspectionProfiles/Project_Default.xml
new file mode 100644
index 0000000..44ca2d9
--- /dev/null
+++ b/src/FruitandVegetableGuide/.idea/inspectionProfiles/Project_Default.xml
@@ -0,0 +1,41 @@
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diff --git a/src/FruitandVegetableGuide/.idea/kotlinc.xml b/src/FruitandVegetableGuide/.idea/kotlinc.xml
new file mode 100644
index 0000000..9a55c2d
--- /dev/null
+++ b/src/FruitandVegetableGuide/.idea/kotlinc.xml
@@ -0,0 +1,6 @@
+
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+
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/.idea/misc.xml b/src/FruitandVegetableGuide/.idea/misc.xml
new file mode 100644
index 0000000..773fe0f
--- /dev/null
+++ b/src/FruitandVegetableGuide/.idea/misc.xml
@@ -0,0 +1,9 @@
+
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\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/.idea/vcs.xml b/src/FruitandVegetableGuide/.idea/vcs.xml
new file mode 100644
index 0000000..b2bdec2
--- /dev/null
+++ b/src/FruitandVegetableGuide/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+
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+
+
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/.gitignore b/src/FruitandVegetableGuide/app/.gitignore
new file mode 100644
index 0000000..42afabf
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/build.gradle b/src/FruitandVegetableGuide/app/build.gradle
new file mode 100644
index 0000000..5376ae4
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/build.gradle
@@ -0,0 +1,91 @@
+plugins {
+ id 'com.android.application'
+ id 'org.jetbrains.kotlin.android'
+}
+
+android {
+ namespace 'com.example.fruitandvegetableguide'
+ compileSdk 34
+
+ defaultConfig {
+ applicationId "com.example.fruitandvegetableguide"
+ minSdk 21
+ targetSdk 34
+ versionCode 1
+ versionName "1.0"
+
+ testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+ vectorDrawables {
+ useSupportLibrary true
+ }
+ }
+
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+ }
+ }
+ compileOptions {
+ sourceCompatibility JavaVersion.VERSION_1_8
+ targetCompatibility JavaVersion.VERSION_1_8
+ }
+ kotlinOptions {
+ jvmTarget = '1.8'
+ }
+ buildFeatures {
+ compose true
+ }
+ composeOptions {
+ kotlinCompilerExtensionVersion '1.4.8'
+ }
+ packagingOptions {
+ resources {
+ excludes += '/META-INF/{AL2.0,LGPL2.1}'
+ }
+ }
+}
+
+dependencies {
+ implementation("androidx.navigation:navigation-compose:2.5.3")
+
+ implementation "androidx.appcompat:appcompat:1.6.1"
+ implementation "androidx.core:core-ktx:1.10.1"
+ implementation "com.google.android.material:material:1.9.0"
+
+ def composeBom = platform('androidx.compose:compose-bom:2023.08.00')
+ implementation(composeBom)
+ androidTestImplementation(composeBom)
+
+ implementation("androidx.compose.material3:material3")
+ implementation("androidx.compose.material:material-icons-extended")
+ implementation 'androidx.compose.ui:ui-tooling-preview'
+ androidTestImplementation 'androidx.compose.ui:ui-test-junit4'
+ debugImplementation 'androidx.compose.ui:ui-tooling'
+ debugImplementation("androidx.compose.ui:ui-test-manifest")
+
+ implementation("androidx.lifecycle:lifecycle-viewmodel-compose:2.6.1")
+ implementation "androidx.lifecycle:lifecycle-runtime-ktx:2.6.1"
+ implementation("androidx.activity:activity-compose:1.7.2")
+ implementation 'androidx.core:core-ktx:1.10.1'
+ implementation "androidx.window:window:1.1.0"
+ implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.1"
+
+ testImplementation 'junit:junit:4.13.2'
+ androidTestImplementation 'androidx.test.ext:junit:1.1.5'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
+
+}
+// implementation("androidx.compose.material:material")
+// implementation("androidx.compose.foundation:foundation")
+// implementation("androidx.compose.ui:ui")
+// implementation("androidx.compose.material:material-icons-core")
+// implementation("androidx.compose.material3:material3-window-size-class")
+// implementation("androidx.compose.runtime:runtime-livedata")
+// implementation("androidx.compose.runtime:runtime-rxjava2")
+// implementation platform('org.jetbrains.kotlin:kotlin-bom:1.8.0')
+// implementation platform('androidx.compose:compose-bom:2022.10.00')
+// implementation 'androidx.compose.ui:ui-graphics'
+// implementation 'androidx.appcompat:appcompat:1.4.1'
+// implementation 'com.google.android.material:material:1.5.0'
+// androidTestImplementation platform('androidx.compose:compose-bom:2022.10.00')
diff --git a/src/FruitandVegetableGuide/app/proguard-rules.pro b/src/FruitandVegetableGuide/app/proguard-rules.pro
new file mode 100644
index 0000000..481bb43
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/androidTest/java/com/example/fruitandvegetableguide/ExampleInstrumentedTest.kt b/src/FruitandVegetableGuide/app/src/androidTest/java/com/example/fruitandvegetableguide/ExampleInstrumentedTest.kt
new file mode 100644
index 0000000..11351c4
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/androidTest/java/com/example/fruitandvegetableguide/ExampleInstrumentedTest.kt
@@ -0,0 +1,24 @@
+package com.example.fruitandvegetableguide
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+ @Test
+ fun useAppContext() {
+ // Context of the app under test.
+ val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+ assertEquals("com.example.fruitandvegetableguide", appContext.packageName)
+ }
+}
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/main/AndroidManifest.xml b/src/FruitandVegetableGuide/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..b53bc0f
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/AndroidManifest.xml
@@ -0,0 +1,32 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Account.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Account.kt
new file mode 100644
index 0000000..92a8f04
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Account.kt
@@ -0,0 +1,7 @@
+package com.example.fruitandvegetableguide.data
+
+data class Account(
+ val username: String,
+ val id:Long,
+ val password:String
+)
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Guide.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Guide.kt
new file mode 100644
index 0000000..84d7a9a
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Guide.kt
@@ -0,0 +1,12 @@
+package com.example.fruitandvegetableguide.data
+
+data class Guide(
+ val id: Long,
+ val imgId: Int,
+ val kind: String,
+ val imgUrl: String,
+ val suitable: String,
+ val taboo: String,
+ val nutritiveValue: String,
+ val recommendedMenu: String
+)
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Post.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Post.kt
new file mode 100644
index 0000000..2a068dd
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/Post.kt
@@ -0,0 +1,10 @@
+package com.example.fruitandvegetableguide.data
+
+data class Post(
+ val id: Long,
+ val userId: Long,
+ val title: String,
+ val imgId: Int,
+ val labels: ArrayList,
+ val content: String
+)
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalAccountsDataProvider.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalAccountsDataProvider.kt
new file mode 100644
index 0000000..1141a6a
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalAccountsDataProvider.kt
@@ -0,0 +1,11 @@
+package com.example.fruitandvegetableguide.data.local
+
+import com.example.fruitandvegetableguide.data.Account
+
+object LocalAccountsDataProvider {
+ val allUserAccounts = mutableListOf(
+ Account("aaa",1,"123456"),
+ Account("bbb",2,"123456"),
+ Account("ccc",3,"123456")
+ )
+}
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalGuidesDataProvider.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalGuidesDataProvider.kt
new file mode 100644
index 0000000..c1f7497
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalGuidesDataProvider.kt
@@ -0,0 +1,129 @@
+package com.example.fruitandvegetableguide.data.local
+
+import com.example.fruitandvegetableguide.data.Guide
+import com.example.fruitandvegetableguide.R
+
+object LocalGuidesDataProvider {
+ val allGuides = mutableListOf(
+ Guide(
+ 1,
+ R.drawable.carrots,
+ "胡萝卜",
+ "https://ai-public-console.cdn.bcebos.com/portal-pc-static/1694501570778/images/technology/imagerecognition/ingredient/2.jpg",
+ "一般人皆可食用,尤以[癌症、高血压、夜盲症干眼症、营养不良、皮肤粗糙]者为最。",
+ "[饮酒过量]者不宜食用",
+ "热量: 37千卡, 蛋白质: 1克, 碳水化合物: 8.8克, 膳食纤维3.2克, 胡萝卜素: 4130微克",
+ "炝腌萝卜"
+ ),
+ Guide(
+ 2,
+ R.drawable.cucumbers,
+ "黄瓜",
+ "https://ai-public-console.cdn.bcebos.com/portal-pc-static/1694501570778/images/technology/imagerecognition/ingredient/3.jpg",
+ "一般人群均可食用。尤适宜[热病、肥胖、高血脂、水肿、癌症、嗜酒者、糖尿病 ]患者食用。",
+ "[腰胃虚弱、腹痛腹泻、肺寒咳嗽、 肝病心血管病、肠胃病]患者慎食。",
+ "蛋白质: 0.8克, 维生素A: 15微克, 胡萝卜素: 90微克",
+ "黄瓜玉子烧"
+ ),
+ Guide(
+ 3,
+ R.drawable.tomatoes,
+ "西红柿",
+ "https://bkimg.cdn.bcebos.com/pic/0823dd54564e9258d109b7bb1bd4c658ccbf6c81e012?x-bce-process=image/watermark,image_d2F0ZXIvYmFpa2U5Mg==,g_7,xp_5,yp_5/format,f_auto",
+ "一般人群均可食用。尤适宜于[热性病发热、口渴、食欲不振、习惯性牙龈出血、贫血、头晕心悸、高血压、急慢性肝炎、急慢性肾炎、夜盲症、近视眼]者食用",
+ "[急性肠炎、菌痢、溃疡活动期]病人不宜食",
+ "热量: 19千卡,蛋白质: 0.9 克, 碳水化合物: 4克",
+ "番茄乌冬面"
+ ),
+ Guide(
+ 4,
+ R.drawable.carrots,
+ "胡萝卜",
+ "https://ai-public-console.cdn.bcebos.com/portal-pc-static/1694501570778/images/technology/imagerecognition/ingredient/2.jpg",
+ "一般人皆可食用,尤以[癌症、高血压、夜盲症干眼症、营养不良、皮肤粗糙]者为最。",
+ "[饮酒过量]者不宜食用",
+ "热量: 37千卡, 蛋白质: 1克, 碳水化合物: 8.8克, 膳食纤维3.2克, 胡萝卜素: 4130微克",
+ "炝腌萝卜"
+ ),
+ Guide(
+ 5,
+ R.drawable.cucumbers,
+ "黄瓜",
+ "https://ai-public-console.cdn.bcebos.com/portal-pc-static/1694501570778/images/technology/imagerecognition/ingredient/3.jpg",
+ "一般人群均可食用。尤适宜[热病、肥胖、高血脂、水肿、癌症、嗜酒者、糖尿病 ]患者食用。",
+ "[腰胃虚弱、腹痛腹泻、肺寒咳嗽、 肝病心血管病、肠胃病]患者慎食。",
+ "蛋白质: 0.8克, 维生素A: 15微克, 胡萝卜素: 90微克",
+ "黄瓜玉子烧"
+ ),
+ Guide(
+ 6,
+ R.drawable.tomatoes,
+ "西红柿",
+ "https://bkimg.cdn.bcebos.com/pic/0823dd54564e9258d109b7bb1bd4c658ccbf6c81e012?x-bce-process=image/watermark,image_d2F0ZXIvYmFpa2U5Mg==,g_7,xp_5,yp_5/format,f_auto",
+ "一般人群均可食用。尤适宜于[热性病发热、口渴、食欲不振、习惯性牙龈出血、贫血、头晕心悸、高血压、急慢性肝炎、急慢性肾炎、夜盲症、近视眼]者食用",
+ "[急性肠炎、菌痢、溃疡活动期]病人不宜食",
+ "热量: 19千卡,蛋白质: 0.9 克, 碳水化合物: 4克",
+ "番茄乌冬面"
+ ),
+ Guide(
+ 1,
+ R.drawable.carrots,
+ "胡萝卜",
+ "https://ai-public-console.cdn.bcebos.com/portal-pc-static/1694501570778/images/technology/imagerecognition/ingredient/2.jpg",
+ "一般人皆可食用,尤以[癌症、高血压、夜盲症干眼症、营养不良、皮肤粗糙]者为最。",
+ "[饮酒过量]者不宜食用",
+ "热量: 37千卡, 蛋白质: 1克, 碳水化合物: 8.8克, 膳食纤维3.2克, 胡萝卜素: 4130微克",
+ "炝腌萝卜"
+ ),
+ Guide(
+ 2,
+ R.drawable.cucumbers,
+ "黄瓜",
+ "https://ai-public-console.cdn.bcebos.com/portal-pc-static/1694501570778/images/technology/imagerecognition/ingredient/3.jpg",
+ "一般人群均可食用。尤适宜[热病、肥胖、高血脂、水肿、癌症、嗜酒者、糖尿病 ]患者食用。",
+ "[腰胃虚弱、腹痛腹泻、肺寒咳嗽、 肝病心血管病、肠胃病]患者慎食。",
+ "蛋白质: 0.8克, 维生素A: 15微克, 胡萝卜素: 90微克",
+ "黄瓜玉子烧"
+ ),
+ Guide(
+ 3,
+ R.drawable.tomatoes,
+ "西红柿",
+ "https://bkimg.cdn.bcebos.com/pic/0823dd54564e9258d109b7bb1bd4c658ccbf6c81e012?x-bce-process=image/watermark,image_d2F0ZXIvYmFpa2U5Mg==,g_7,xp_5,yp_5/format,f_auto",
+ "一般人群均可食用。尤适宜于[热性病发热、口渴、食欲不振、习惯性牙龈出血、贫血、头晕心悸、高血压、急慢性肝炎、急慢性肾炎、夜盲症、近视眼]者食用",
+ "[急性肠炎、菌痢、溃疡活动期]病人不宜食",
+ "热量: 19千卡,蛋白质: 0.9 克, 碳水化合物: 4克",
+ "番茄乌冬面"
+ ),
+ Guide(
+ 4,
+ R.drawable.carrots,
+ "胡萝卜",
+ "https://ai-public-console.cdn.bcebos.com/portal-pc-static/1694501570778/images/technology/imagerecognition/ingredient/2.jpg",
+ "一般人皆可食用,尤以[癌症、高血压、夜盲症干眼症、营养不良、皮肤粗糙]者为最。",
+ "[饮酒过量]者不宜食用",
+ "热量: 37千卡, 蛋白质: 1克, 碳水化合物: 8.8克, 膳食纤维3.2克, 胡萝卜素: 4130微克",
+ "炝腌萝卜"
+ ),
+ Guide(
+ 5,
+ R.drawable.cucumbers,
+ "黄瓜",
+ "https://ai-public-console.cdn.bcebos.com/portal-pc-static/1694501570778/images/technology/imagerecognition/ingredient/3.jpg",
+ "一般人群均可食用。尤适宜[热病、肥胖、高血脂、水肿、癌症、嗜酒者、糖尿病 ]患者食用。",
+ "[腰胃虚弱、腹痛腹泻、肺寒咳嗽、 肝病心血管病、肠胃病]患者慎食。",
+ "蛋白质: 0.8克, 维生素A: 15微克, 胡萝卜素: 90微克",
+ "黄瓜玉子烧"
+ ),
+ Guide(
+ 6,
+ R.drawable.tomatoes,
+ "西红柿",
+ "https://bkimg.cdn.bcebos.com/pic/0823dd54564e9258d109b7bb1bd4c658ccbf6c81e012?x-bce-process=image/watermark,image_d2F0ZXIvYmFpa2U5Mg==,g_7,xp_5,yp_5/format,f_auto",
+ "一般人群均可食用。尤适宜于[热性病发热、口渴、食欲不振、习惯性牙龈出血、贫血、头晕心悸、高血压、急慢性肝炎、急慢性肾炎、夜盲症、近视眼]者食用",
+ "[急性肠炎、菌痢、溃疡活动期]病人不宜食",
+ "热量: 19千卡,蛋白质: 0.9 克, 碳水化合物: 4克",
+ "番茄乌冬面"
+ )
+ )
+}
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalPostsDataProvider.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalPostsDataProvider.kt
new file mode 100644
index 0000000..b83fa9f
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/data/local/LocalPostsDataProvider.kt
@@ -0,0 +1,189 @@
+package com.example.fruitandvegetableguide.data.local
+
+import com.example.fruitandvegetableguide.R
+import com.example.fruitandvegetableguide.data.Post
+
+object LocalPostsDataProvider {
+ val allPosts = mutableListOf(
+ Post(
+ 1,
+ 1,
+ "白菜怎么挑选",
+ R.drawable.cabbage,
+ labels = arrayListOf("挑选方法", "白菜"),
+ "大白菜一般菜心是黄色的，越往外菜叶绿色逐渐增多，黄色菜叶越多，大白菜越好吃。\n" +
+ "黄色菜叶多说明生长周期长，主要是大白菜生长时间越长，黄色菜叶越多，说明长势很好，包的也瓷实。\n" +
+ "黄色菜叶多说明农家肥用得多。一般来说，农家肥种的白菜个头大，菜瓷实，黄色菜叶比较多，吃起来口感也要好一些。颜色发绿的白菜叶片厚实，吃起来口感比较粗，特别耐储存。\n"
+ ),
+ Post(
+ 2,
+ 2,
+ "关于西瓜的挑选经验",
+ R.drawable.watermelon,
+ labels = arrayListOf("西瓜", "经验"),
+ "1、看脐圈： 西瓜底部的脐圈，小、圆而且略微凹陷的西瓜，一般生长时间充分，果实会更甜。\n" +
+ "2、辨颜色： 颜色最好挑青绿色，不要雾雾白白的。\n" +
+ "3、看纹路： 西瓜纹路整齐的，就是好瓜。\n" +
+ "4、看瓜蒂： 西瓜头，就是所谓的瓜蒂头，从蒂部的弯曲程度，一般可判断出是第一茬瓜还是第二茬瓜。 ...\n" +
+ "5、听声音： 将西瓜托在手里，手指轻轻敲，如果发出“咚、咚”的清脆声，并且托瓜的手有震动的感觉就是熟透的瓜，一般瓜味也会比较甜。"
+ ),
+ Post(
+ 3,
+ 3,
+ "生姜怎么挑选？",
+ R.drawable.ginger,
+ labels = arrayListOf("生姜", "提问"),
+ "有没有好心人教教如何挑选生姜，大的和小的有什么区别"
+ ),
+ Post(
+ 4,
+ 1,
+ "白菜怎么挑选",
+ R.drawable.cabbage,
+ labels = arrayListOf("挑选方法", "白菜"),
+ "大白菜一般菜心是黄色的，越往外菜叶绿色逐渐增多，黄色菜叶越多，大白菜越好吃。\n" +
+ "黄色菜叶多说明生长周期长，主要是大白菜生长时间越长，黄色菜叶越多，说明长势很好，包的也瓷实。\n" +
+ "黄色菜叶多说明农家肥用得多。一般来说，农家肥种的白菜个头大，菜瓷实，黄色菜叶比较多，吃起来口感也要好一些。颜色发绿的白菜叶片厚实，吃起来口感比较粗，特别耐储存。\n"
+ ),
+ Post(
+ 5,
+ 2,
+ "关于西瓜的挑选经验",
+ R.drawable.watermelon,
+ labels = arrayListOf("西瓜", "经验"),
+ "1、看脐圈： 西瓜底部的脐圈，小、圆而且略微凹陷的西瓜，一般生长时间充分，果实会更甜。\n" +
+ "2、辨颜色： 颜色最好挑青绿色，不要雾雾白白的。\n" +
+ "3、看纹路： 西瓜纹路整齐的，就是好瓜。\n" +
+ "4、看瓜蒂： 西瓜头，就是所谓的瓜蒂头，从蒂部的弯曲程度，一般可判断出是第一茬瓜还是第二茬瓜。 ...\n" +
+ "5、听声音： 将西瓜托在手里，手指轻轻敲，如果发出“咚、咚”的清脆声，并且托瓜的手有震动的感觉就是熟透的瓜，一般瓜味也会比较甜。"
+ ),
+ Post(
+ 6,
+ 3,
+ "生姜怎么挑选？",
+ R.drawable.ginger,
+ labels = arrayListOf("生姜", "提问"),
+ "有没有好心人教教如何挑选生姜，大的和小的有什么区别"
+ ),
+ Post(
+ 1,
+ 1,
+ "白菜怎么挑选",
+ R.drawable.cabbage,
+ labels = arrayListOf("挑选方法", "白菜"),
+ "大白菜一般菜心是黄色的，越往外菜叶绿色逐渐增多，黄色菜叶越多，大白菜越好吃。\n" +
+ "黄色菜叶多说明生长周期长，主要是大白菜生长时间越长，黄色菜叶越多，说明长势很好，包的也瓷实。\n" +
+ "黄色菜叶多说明农家肥用得多。一般来说，农家肥种的白菜个头大，菜瓷实，黄色菜叶比较多，吃起来口感也要好一些。颜色发绿的白菜叶片厚实，吃起来口感比较粗，特别耐储存。\n"
+ ),
+ Post(
+ 2,
+ 2,
+ "关于西瓜的挑选经验",
+ R.drawable.watermelon,
+ labels = arrayListOf("西瓜", "经验"),
+ "1、看脐圈： 西瓜底部的脐圈，小、圆而且略微凹陷的西瓜，一般生长时间充分，果实会更甜。\n" +
+ "2、辨颜色： 颜色最好挑青绿色，不要雾雾白白的。\n" +
+ "3、看纹路： 西瓜纹路整齐的，就是好瓜。\n" +
+ "4、看瓜蒂： 西瓜头，就是所谓的瓜蒂头，从蒂部的弯曲程度，一般可判断出是第一茬瓜还是第二茬瓜。 ...\n" +
+ "5、听声音： 将西瓜托在手里，手指轻轻敲，如果发出“咚、咚”的清脆声，并且托瓜的手有震动的感觉就是熟透的瓜，一般瓜味也会比较甜。"
+ ),
+ Post(
+ 3,
+ 3,
+ "生姜怎么挑选？",
+ R.drawable.ginger,
+ labels = arrayListOf("生姜", "提问"),
+ "有没有好心人教教如何挑选生姜，大的和小的有什么区别"
+ ),
+ Post(
+ 4,
+ 1,
+ "白菜怎么挑选",
+ R.drawable.cabbage,
+ labels = arrayListOf("挑选方法", "白菜"),
+ "大白菜一般菜心是黄色的，越往外菜叶绿色逐渐增多，黄色菜叶越多，大白菜越好吃。\n" +
+ "黄色菜叶多说明生长周期长，主要是大白菜生长时间越长，黄色菜叶越多，说明长势很好，包的也瓷实。\n" +
+ "黄色菜叶多说明农家肥用得多。一般来说，农家肥种的白菜个头大，菜瓷实，黄色菜叶比较多，吃起来口感也要好一些。颜色发绿的白菜叶片厚实，吃起来口感比较粗，特别耐储存。\n"
+ ),
+ Post(
+ 5,
+ 2,
+ "关于西瓜的挑选经验",
+ R.drawable.watermelon,
+ labels = arrayListOf("西瓜", "经验"),
+ "1、看脐圈： 西瓜底部的脐圈，小、圆而且略微凹陷的西瓜，一般生长时间充分，果实会更甜。\n" +
+ "2、辨颜色： 颜色最好挑青绿色，不要雾雾白白的。\n" +
+ "3、看纹路： 西瓜纹路整齐的，就是好瓜。\n" +
+ "4、看瓜蒂： 西瓜头，就是所谓的瓜蒂头，从蒂部的弯曲程度，一般可判断出是第一茬瓜还是第二茬瓜。 ...\n" +
+ "5、听声音： 将西瓜托在手里，手指轻轻敲，如果发出“咚、咚”的清脆声，并且托瓜的手有震动的感觉就是熟透的瓜，一般瓜味也会比较甜。"
+ ),
+ Post(
+ 6,
+ 3,
+ "生姜怎么挑选？",
+ R.drawable.ginger,
+ labels = arrayListOf("生姜", "提问"),
+ "有没有好心人教教如何挑选生姜，大的和小的有什么区别"
+ ),
+ Post(
+ 1,
+ 1,
+ "白菜怎么挑选",
+ R.drawable.cabbage,
+ labels = arrayListOf("挑选方法", "白菜"),
+ "大白菜一般菜心是黄色的，越往外菜叶绿色逐渐增多，黄色菜叶越多，大白菜越好吃。\n" +
+ "黄色菜叶多说明生长周期长，主要是大白菜生长时间越长，黄色菜叶越多，说明长势很好，包的也瓷实。\n" +
+ "黄色菜叶多说明农家肥用得多。一般来说，农家肥种的白菜个头大，菜瓷实，黄色菜叶比较多，吃起来口感也要好一些。颜色发绿的白菜叶片厚实，吃起来口感比较粗，特别耐储存。\n"
+ ),
+ Post(
+ 2,
+ 2,
+ "关于西瓜的挑选经验",
+ R.drawable.watermelon,
+ labels = arrayListOf("西瓜", "经验"),
+ "1、看脐圈： 西瓜底部的脐圈，小、圆而且略微凹陷的西瓜，一般生长时间充分，果实会更甜。\n" +
+ "2、辨颜色： 颜色最好挑青绿色，不要雾雾白白的。\n" +
+ "3、看纹路： 西瓜纹路整齐的，就是好瓜。\n" +
+ "4、看瓜蒂： 西瓜头，就是所谓的瓜蒂头，从蒂部的弯曲程度，一般可判断出是第一茬瓜还是第二茬瓜。 ...\n" +
+ "5、听声音： 将西瓜托在手里，手指轻轻敲，如果发出“咚、咚”的清脆声，并且托瓜的手有震动的感觉就是熟透的瓜，一般瓜味也会比较甜。"
+ ),
+ Post(
+ 3,
+ 3,
+ "生姜怎么挑选？",
+ R.drawable.ginger,
+ labels = arrayListOf("生姜", "提问"),
+ "有没有好心人教教如何挑选生姜，大的和小的有什么区别"
+ ),
+ Post(
+ 4,
+ 1,
+ "白菜怎么挑选",
+ R.drawable.cabbage,
+ labels = arrayListOf("挑选方法", "白菜"),
+ "大白菜一般菜心是黄色的，越往外菜叶绿色逐渐增多，黄色菜叶越多，大白菜越好吃。\n" +
+ "黄色菜叶多说明生长周期长，主要是大白菜生长时间越长，黄色菜叶越多，说明长势很好，包的也瓷实。\n" +
+ "黄色菜叶多说明农家肥用得多。一般来说，农家肥种的白菜个头大，菜瓷实，黄色菜叶比较多，吃起来口感也要好一些。颜色发绿的白菜叶片厚实，吃起来口感比较粗，特别耐储存。\n"
+ ),
+ Post(
+ 5,
+ 2,
+ "关于西瓜的挑选经验",
+ R.drawable.watermelon,
+ labels = arrayListOf("西瓜", "经验"),
+ "1、看脐圈： 西瓜底部的脐圈，小、圆而且略微凹陷的西瓜，一般生长时间充分，果实会更甜。\n" +
+ "2、辨颜色： 颜色最好挑青绿色，不要雾雾白白的。\n" +
+ "3、看纹路： 西瓜纹路整齐的，就是好瓜。\n" +
+ "4、看瓜蒂： 西瓜头，就是所谓的瓜蒂头，从蒂部的弯曲程度，一般可判断出是第一茬瓜还是第二茬瓜。 ...\n" +
+ "5、听声音： 将西瓜托在手里，手指轻轻敲，如果发出“咚、咚”的清脆声，并且托瓜的手有震动的感觉就是熟透的瓜，一般瓜味也会比较甜。"
+ ),
+ Post(
+ 6,
+ 3,
+ "生姜怎么挑选？",
+ R.drawable.ginger,
+ labels = arrayListOf("生姜", "提问"),
+ "有没有好心人教教如何挑选生姜，大的和小的有什么区别"
+ )
+ )
+}
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/ImgRecognitionPage.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/ImgRecognitionPage.kt
new file mode 100644
index 0000000..132bbe1
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/ImgRecognitionPage.kt
@@ -0,0 +1,2 @@
+package com.example.fruitandvegetableguide.ui
+
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/LoginActivity.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/LoginActivity.kt
new file mode 100644
index 0000000..32212cf
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/LoginActivity.kt
@@ -0,0 +1,397 @@
+@file:OptIn(ExperimentalMaterial3Api::class)
+
+package com.example.fruitandvegetableguide.ui
+
+import android.content.Intent
+import android.os.Bundle
+import android.widget.Toast
+import androidx.activity.compose.setContent
+import androidx.appcompat.app.AppCompatActivity
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.AccountBox
+import androidx.compose.material.icons.filled.Lock
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
+import androidx.compose.material3.TextFieldDefaults
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.input.PasswordVisualTransformation
+import androidx.compose.ui.text.input.VisualTransformation
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.example.fruitandvegetableguide.R
+import com.example.fruitandvegetableguide.data.local.LocalAccountsDataProvider
+import com.example.fruitandvegetableguide.ui.theme.FruitandVegetableGuideTheme
+
+class LoginActivity : AppCompatActivity() {
+ override fun onCreate(savedInstanceState: Bundle?) {
+ super.onCreate(savedInstanceState)
+ setContent {
+ FruitandVegetableGuideTheme() {
+ Surface(
+ modifier = Modifier.fillMaxSize(),
+ color = MaterialTheme.colorScheme.background
+ ) {
+ var username by remember { mutableStateOf("") }
+ var password by remember { mutableStateOf("") }
+ val pwdVisualTransformation = PasswordVisualTransformation()
+ var showPwd by remember { mutableStateOf(true) }
+
+ val transformation =
+ if (showPwd) pwdVisualTransformation else VisualTransformation.None
+ Box(modifier = Modifier.fillMaxSize()) {
+ Text(
+ text = "注册",
+ fontSize = 20.sp,
+ textAlign = TextAlign.End,
+ modifier = Modifier
+ .fillMaxWidth()
+ .padding(20.dp)
+ )
+ Column() {
+ Spacer(modifier = Modifier.weight(1f))
+ Column(
+ modifier = Modifier
+ .weight(3f)
+ .background(Color.White)
+ .padding(40.dp)
+ .fillMaxWidth(),
+ horizontalAlignment = Alignment.CenterHorizontally,
+ verticalArrangement = Arrangement.Center
+ ) {
+ Column {
+ TextField(
+ modifier = Modifier.fillMaxWidth(),
+ value = username,
+ onValueChange = { str -> username = str },
+ placeholder = {
+ Text("账号")
+ },
+ colors = TextFieldDefaults.colors(focusedTextColor = Color.Black),
+ leadingIcon = {
+ Icon(
+ imageVector = Icons.Default.AccountBox,
+ contentDescription = null
+ )
+ }
+ )
+ TextField(
+ value = password,
+ onValueChange = { str -> password = str },
+ modifier = Modifier.fillMaxWidth(),
+ placeholder = {
+ Text("密码")
+ },
+ visualTransformation = transformation,
+ colors = TextFieldDefaults.colors(focusedTextColor = Color.Black),
+ leadingIcon = {
+ Icon(
+ imageVector = Icons.Default.Lock,
+ contentDescription = null
+ )
+ },
+ trailingIcon = {
+ if (showPwd) {
+ IconButton(onClick = { showPwd = !showPwd }) {
+ Icon(
+ painter = painterResource(id = R.drawable.sleep),
+ contentDescription = null,
+ Modifier.size(30.dp)
+ )
+ }
+ } else {
+ IconButton(onClick = { showPwd = !showPwd }) {
+ Icon(
+ painter = painterResource(id = R.drawable.eye),
+ contentDescription = null,
+ Modifier.size(30.dp)
+ )
+ }
+ }
+ }
+ )
+ }
+ Spacer(modifier = Modifier.height(20.dp))
+ Row(
+ horizontalArrangement = Arrangement.SpaceBetween,
+ modifier = Modifier.fillMaxWidth()
+ ) {
+ Text(text = "快捷登录", fontSize = 16.sp, color = Color.Gray)
+ Text(text = "忘记密码", fontSize = 16.sp, color = Color.Gray)
+ }
+ Spacer(modifier = Modifier.height(20.dp))
+ Row(
+ horizontalArrangement = Arrangement.Center,
+ verticalAlignment = Alignment.CenterVertically
+ ) {
+ Button(
+ onClick = {
+ // TODO 2.此处由验证结果实现页面跳转
+ if (loginVerification(username, password)) {
+ Toast.makeText(
+ this@LoginActivity,
+ "登陆成功",
+ Toast.LENGTH_SHORT
+ ).show()
+ val intent = Intent(
+ this@LoginActivity,
+ MainActivity::class.java
+ )
+ startActivity(intent)
+ }
+ else{
+ Toast.makeText(
+ this@LoginActivity,
+ "登陆失败",
+ Toast.LENGTH_SHORT
+ ).show()
+ }
+ },
+ colors = ButtonDefaults.buttonColors(
+ containerColor = Color(
+ 0xff5c59fe
+ )
+ ),
+ contentPadding = PaddingValues(12.dp, 16.dp)
+ ) {
+ Text("登录", color = Color.White, fontSize = 18.sp)
+ }
+ }
+ Spacer(modifier = Modifier.height(100.dp))
+ Column(
+ horizontalAlignment = Alignment.CenterHorizontally,
+ verticalArrangement = Arrangement.Center
+ ) {
+ Row(
+ Modifier
+ .background(Color(0xFFCFC5C5))
+ .padding(end = 10.dp)
+ ) {}
+ Spacer(modifier = Modifier.height(20.dp))
+ Text(text = "第三方登录", fontSize = 16.sp, color = Color.Gray)
+ Row(
+ Modifier
+ .fillMaxWidth()
+ .weight(1f),
+ horizontalArrangement = Arrangement.Center,
+ verticalAlignment = Alignment.Top
+ ) {
+ repeat(3) {
+ Column(
+ Modifier.weight(1f),
+ verticalArrangement = Arrangement.Center,
+ horizontalAlignment = Alignment.CenterHorizontally
+ ) {
+ Image(
+ modifier = Modifier.size(50.dp),
+ painter = painterResource(id = R.drawable.qq),
+ contentDescription = null
+ )
+ Text(
+ "QQ",
+ color = Color(0xffcdcdcd),
+ fontSize = 16.sp,
+ fontWeight = FontWeight.Bold
+ )
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+private fun loginVerification(username: String, password: String): Boolean {
+ // TODO 1.此处需要完成登录验证的相关代码
+ return username == LocalAccountsDataProvider.allUserAccounts[0].username && password == LocalAccountsDataProvider.allUserAccounts[0].password
+}
+
+@Composable
+fun LoginForm() {
+ var username by remember { mutableStateOf("") }
+ var password by remember { mutableStateOf("") }
+ val pwdVisualTransformation = PasswordVisualTransformation()
+ var showPwd by remember { mutableStateOf(true) }
+
+ val transformation = if (showPwd) pwdVisualTransformation else VisualTransformation.None
+
+ Box(modifier = Modifier.fillMaxSize()) {
+ Text(
+ text = "注册",
+ fontSize = 20.sp,
+ textAlign = TextAlign.End,
+ modifier = Modifier
+ .fillMaxWidth()
+ .padding(20.dp)
+ )
+ Column() {
+ Spacer(modifier = Modifier.weight(1f))
+ Column(
+ modifier = Modifier
+ .weight(3f)
+ .background(Color.White)
+ .padding(40.dp)
+ .fillMaxWidth(),
+ horizontalAlignment = Alignment.CenterHorizontally,
+ verticalArrangement = Arrangement.Center
+ ) {
+ Column {
+ TextField(
+ modifier = Modifier.fillMaxWidth(),
+ value = username,
+ onValueChange = { str -> username = str },
+ placeholder = {
+ Text("账号")
+ },
+ colors = TextFieldDefaults.colors(focusedTextColor = Color.Transparent),
+ leadingIcon = {
+ Icon(
+ imageVector = Icons.Default.AccountBox,
+ contentDescription = null
+ )
+ }
+ )
+ TextField(
+ value = password,
+ onValueChange = { str -> password = str },
+ modifier = Modifier.fillMaxWidth(),
+ placeholder = {
+ Text("密码")
+ },
+ visualTransformation = transformation,
+ colors = TextFieldDefaults.colors(focusedTextColor = Color.Transparent),
+ leadingIcon = {
+ Icon(
+ imageVector = Icons.Default.Lock,
+ contentDescription = null
+ )
+ },
+ trailingIcon = {
+ if (showPwd) {
+ IconButton(onClick = { showPwd = !showPwd }) {
+ Icon(
+ painter = painterResource(id = R.drawable.sleep),
+ contentDescription = null,
+ Modifier.size(30.dp)
+ )
+ }
+ } else {
+ IconButton(onClick = { showPwd = !showPwd }) {
+ Icon(
+ painter = painterResource(id = R.drawable.eye),
+ contentDescription = null,
+ Modifier.size(30.dp)
+ )
+ }
+ }
+ }
+ )
+ }
+ Spacer(modifier = Modifier.height(20.dp))
+ Row(
+ horizontalArrangement = Arrangement.SpaceBetween,
+ modifier = Modifier.fillMaxWidth()
+ ) {
+ Text(text = "快捷登录", fontSize = 16.sp, color = Color.Gray)
+ Text(text = "忘记密码", fontSize = 16.sp, color = Color.Gray)
+ }
+ Spacer(modifier = Modifier.height(20.dp))
+ Row(
+ horizontalArrangement = Arrangement.Center,
+ verticalAlignment = Alignment.CenterVertically
+ ) {
+ Button(
+ onClick = {
+// TODO 2.此处由验证结果实现页面跳转
+ },
+ colors = ButtonDefaults.buttonColors(containerColor = Color(0xff5c59fe)),
+ contentPadding = PaddingValues(12.dp, 16.dp)
+ ) {
+ Text("登录", color = Color.White, fontSize = 18.sp)
+ }
+ }
+ Spacer(modifier = Modifier.height(100.dp))
+ Column(
+ horizontalAlignment = Alignment.CenterHorizontally,
+ verticalArrangement = Arrangement.Center
+ ) {
+ Row(
+ Modifier
+ .background(Color(0xFFCFC5C5))
+ .padding(end = 10.dp)
+ ) {}
+ Spacer(modifier = Modifier.height(20.dp))
+ Text(text = "第三方登录", fontSize = 16.sp, color = Color.Gray)
+ Row(
+ Modifier
+ .fillMaxWidth()
+ .weight(1f),
+ horizontalArrangement = Arrangement.Center,
+ verticalAlignment = Alignment.Top
+ ) {
+ repeat(3) {
+ Column(
+ Modifier.weight(1f),
+ verticalArrangement = Arrangement.Center,
+ horizontalAlignment = Alignment.CenterHorizontally
+ ) {
+ Image(
+ modifier = Modifier.size(50.dp),
+ painter = painterResource(id = R.drawable.qq),
+ contentDescription = null
+ )
+ Text(
+ "QQ",
+ color = Color(0xffcdcdcd),
+ fontSize = 16.sp,
+ fontWeight = FontWeight.Bold
+ )
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+@Preview
+@Composable
+fun Login() {
+ LoginForm()
+}
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/MainActivity.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/MainActivity.kt
new file mode 100644
index 0000000..d56ae2a
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/MainActivity.kt
@@ -0,0 +1,250 @@
+package com.example.fruitandvegetableguide.ui
+
+import android.os.Bundle
+import androidx.activity.compose.setContent
+import androidx.annotation.DrawableRes
+import androidx.appcompat.app.AppCompatActivity
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.heightIn
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.paddingFromBaseline
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.lazy.grid.GridCells
+import androidx.compose.foundation.lazy.grid.LazyHorizontalGrid
+import androidx.compose.foundation.lazy.grid.items
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.AccountCircle
+import androidx.compose.material.icons.filled.Camera
+import androidx.compose.material.icons.filled.Search
+import androidx.compose.material.icons.filled.Spa
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.NavigationBar
+import androidx.compose.material3.NavigationBarItem
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
+import androidx.compose.material3.TextFieldDefaults
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import com.example.fruitandvegetableguide.data.local.LocalGuidesDataProvider.allGuides
+import com.example.fruitandvegetableguide.data.local.LocalPostsDataProvider.allPosts
+import com.example.fruitandvegetableguide.ui.theme.FruitandVegetableGuideTheme
+
+class MainActivity : AppCompatActivity() {
+ override fun onCreate(savedInstanceState: Bundle?) {
+ super.onCreate(savedInstanceState)
+ setContent {
+ FruitandVegetableGuideTheme() {
+ Surface(
+ modifier = Modifier.fillMaxSize(),
+ color = MaterialTheme.colorScheme.background
+ ) {
+ MainPage()
+ }
+ }
+ }
+ }
+}
+
+//主页
+@Composable
+fun MainPage() {
+ FruitandVegetableGuideTheme() {
+ Scaffold(bottomBar = { MyBottomNavigation() }) { padding ->
+ HomeScreen(modifier = Modifier.padding(padding))
+ }
+ }
+}
+
+//主屏幕
+@Composable
+fun HomeScreen(modifier: Modifier = Modifier) {
+ Column(modifier.verticalScroll(rememberScrollState())) {
+ Spacer(modifier = Modifier.height(16.dp))
+ SearchBar(Modifier.padding(horizontal = 16.dp))
+ HomeSection(title = "指南") {
+ GuideRow()
+ }
+ HomeSection(title = "社区") {
+ PostGrid()
+ }
+ Spacer(modifier = Modifier.height(16.dp))
+ }
+}
+
+//搜索框
+@Composable
+fun SearchBar(modifier: Modifier = Modifier) {
+ TextField(
+ value = "", onValueChange = {},
+ leadingIcon = { Icon(imageVector = Icons.Default.Search, contentDescription = null) },
+ colors = TextFieldDefaults.colors(
+ unfocusedContainerColor = MaterialTheme.colorScheme.surface,
+ focusedContainerColor = MaterialTheme.colorScheme.surface
+ ),
+ placeholder = { Text(text = "搜索") },
+ modifier = modifier
+ .fillMaxWidth()
+ .heightIn(56.dp)
+ )
+}
+
+//指南元素
+@Composable
+fun GuideElement(
+ modifier: Modifier = Modifier,
+ @DrawableRes drawable: Int,
+ kind: String
+) {
+ Column(
+ modifier = modifier,
+ horizontalAlignment = Alignment.CenterHorizontally,
+ ) {
+ Image(
+ painter = painterResource(id = drawable),
+ contentDescription = null,
+ contentScale = ContentScale.Crop,
+ modifier = Modifier
+ .size(88.dp)
+ .clip(CircleShape)
+ )
+ Text(
+ text = kind,
+ modifier = Modifier.paddingFromBaseline(top = 24.dp, bottom = 8.dp),
+ style = MaterialTheme.typography.bodyMedium
+ )
+ }
+}
+
+//帖子元素
+@Composable
+fun PostCard(
+ modifier: Modifier = Modifier,
+ @DrawableRes drawable: Int,
+ title: String
+) {
+ Surface(
+ shape = MaterialTheme.shapes.medium,
+ modifier = modifier,
+ color = MaterialTheme.colorScheme.surfaceVariant,
+ ) {
+ Row(
+ verticalAlignment = Alignment.CenterVertically,
+ modifier = Modifier.width(255.dp)
+ ) {
+ Image(
+ painter = painterResource(id = drawable), contentDescription = null,
+ contentScale = ContentScale.Crop,
+ modifier = Modifier.size(80.dp)
+ )
+ Text(
+ text = title,
+ style = MaterialTheme.typography.titleMedium,
+ modifier = Modifier.padding(horizontal = 16.dp)
+ )
+ }
+ }
+}
+
+//指南的网格显示
+@Composable
+fun GuideRow(modifier: Modifier = Modifier) {
+ LazyHorizontalGrid(
+ rows = GridCells.Fixed(2),
+ contentPadding = PaddingValues(horizontal = 16.dp),
+ horizontalArrangement = Arrangement.spacedBy(8.dp),
+ verticalArrangement = Arrangement.spacedBy(16.dp),
+ modifier = modifier.height(240.dp)
+ ) {
+ items(allGuides) { item -> GuideElement(drawable = item.imgId, kind = item.kind) }
+ }
+}
+
+//帖子的网格显示
+@Composable
+fun PostGrid(modifier: Modifier = Modifier) {
+ LazyHorizontalGrid(
+ rows = GridCells.Fixed(4),
+ contentPadding = PaddingValues(horizontal = 16.dp),
+ horizontalArrangement = Arrangement.spacedBy(16.dp),
+ verticalArrangement = Arrangement.spacedBy(16.dp),
+ modifier = modifier.height(288.dp)
+ ) {
+ items(allPosts) { item -> PostCard(drawable = item.imgId, title = item.title) }
+ }
+}
+
+//小组件加上标题
+@Composable
+fun HomeSection(title: String, modifier: Modifier = Modifier, content: @Composable () -> Unit) {
+ Column(modifier) {
+ Text(
+ text = title,
+ style = MaterialTheme.typography.titleMedium,
+ modifier = Modifier
+ .paddingFromBaseline(top = 40.dp, bottom = 16.dp)
+ .padding(horizontal = 16.dp)
+ )
+ content()
+ }
+}
+
+//底部导航栏
+@Composable
+fun MyBottomNavigation(modifier: Modifier = Modifier) {
+ NavigationBar(containerColor = MaterialTheme.colorScheme.surfaceVariant, modifier = modifier) {
+ NavigationBarItem(icon = {
+ Icon(
+ imageVector = Icons.Default.Spa,
+ contentDescription = null
+ )
+ },
+ label = { Text(text = "首页") },
+ selected = true,
+ onClick = { /*TODO*/ })
+ NavigationBarItem(icon = {
+ Icon(
+ imageVector = Icons.Default.Camera,
+ contentDescription = null
+ )
+ },
+ label = { Text(text = "识别")},
+ selected = false,
+ onClick = { /*TODO*/ })
+ NavigationBarItem(icon = {
+ Icon(
+ imageVector = Icons.Default.AccountCircle,
+ contentDescription = null
+ )
+ }, label = { Text(text = "用户") },
+ selected = false,
+ onClick = { /*TODO*/ })
+ }
+}
+
+//预览
+@Preview(showBackground = true, backgroundColor = 0xFFF5F0EE)
+@Composable
+fun PostPrev() {
+ MainPage()
+}
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Color.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Color.kt
new file mode 100644
index 0000000..1cbfd8c
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Color.kt
@@ -0,0 +1,11 @@
+package com.example.fruitandvegetableguide.ui.theme
+
+import androidx.compose.ui.graphics.Color
+
+val Purple80 = Color(0xFFD0BCFF)
+val PurpleGrey80 = Color(0xFFCCC2DC)
+val Pink80 = Color(0xFFEFB8C8)
+
+val Purple40 = Color(0xFF6650a4)
+val PurpleGrey40 = Color(0xFF625b71)
+val Pink40 = Color(0xFF7D5260)
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Theme.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Theme.kt
new file mode 100644
index 0000000..3b9c4bc
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Theme.kt
@@ -0,0 +1,70 @@
+package com.example.fruitandvegetableguide.ui.theme
+
+import android.app.Activity
+import android.os.Build
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.dynamicDarkColorScheme
+import androidx.compose.material3.dynamicLightColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.SideEffect
+import androidx.compose.ui.graphics.toArgb
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalView
+import androidx.core.view.WindowCompat
+
+private val DarkColorScheme = darkColorScheme(
+ primary = Purple80,
+ secondary = PurpleGrey80,
+ tertiary = Pink80
+)
+
+private val LightColorScheme = lightColorScheme(
+ primary = Purple40,
+ secondary = PurpleGrey40,
+ tertiary = Pink40
+
+ /* Other default colors to override
+ background = Color(0xFFFFFBFE),
+ surface = Color(0xFFFFFBFE),
+ onPrimary = Color.White,
+ onSecondary = Color.White,
+ onTertiary = Color.White,
+ onBackground = Color(0xFF1C1B1F),
+ onSurface = Color(0xFF1C1B1F),
+ */
+)
+
+@Composable
+fun FruitandVegetableGuideTheme(
+ darkTheme: Boolean = isSystemInDarkTheme(),
+ // Dynamic color is available on Android 12+
+ dynamicColor: Boolean = true,
+ content: @Composable () -> Unit
+) {
+ val colorScheme = when {
+ dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
+ val context = LocalContext.current
+ if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
+ }
+
+ darkTheme -> DarkColorScheme
+ else -> LightColorScheme
+ }
+ val view = LocalView.current
+ if (!view.isInEditMode) {
+ SideEffect {
+ val window = (view.context as Activity).window
+ window.statusBarColor = colorScheme.primary.toArgb()
+ WindowCompat.getInsetsController(window, view).isAppearanceLightStatusBars = darkTheme
+ }
+ }
+
+ MaterialTheme(
+ colorScheme = colorScheme,
+ typography = Typography,
+ content = content
+ )
+}
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Type.kt b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Type.kt
new file mode 100644
index 0000000..0d59622
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/java/com/example/fruitandvegetableguide/ui/theme/Type.kt
@@ -0,0 +1,34 @@
+package com.example.fruitandvegetableguide.ui.theme
+
+import androidx.compose.material3.Typography
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.sp
+
+// Set of Material typography styles to start with
+val Typography = Typography(
+ bodyLarge = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Normal,
+ fontSize = 16.sp,
+ lineHeight = 24.sp,
+ letterSpacing = 0.5.sp
+ )
+ /* Other default text styles to override
+ titleLarge = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Normal,
+ fontSize = 22.sp,
+ lineHeight = 28.sp,
+ letterSpacing = 0.sp
+ ),
+ labelSmall = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Medium,
+ fontSize = 11.sp,
+ lineHeight = 16.sp,
+ letterSpacing = 0.5.sp
+ )
+ */
+)
\ No newline at end of file
diff --git a/src/FruitandVegetableGuide/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/src/FruitandVegetableGuide/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..2b068d1
--- /dev/null
+++ b/src/FruitandVegetableGuide/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,30 @@
+
+
+
+
+